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The GasBox
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The GasBox

Company founder Jesse Bassett has been working on motorcycles since he was 16 years old. He created The GasBox in 2009 to restore, repair, service and customize vintage American and European motorcycles. The GasBox specializes in custom fabrication and mechanical work including engine rebuilding.

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Products by The GasBox in our web shop:

The GasBox Voltpack Brackets for Big Twin
The GasBox Voltpack Brackets for Big Twin
Heavy Duty, quality built regulator bracket which allows you to simply and cleanly mount your voltage regulator to the front motor mount bolts of your Big Twin Harley.
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The GasBox Coil Brackets
The GasBox Coil Brackets
Heavy duty bracket which is made to last and which replaces your tired stock part. It accepts all factory or similar design coils 1965-2003.
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The GasBox Battery Trays Antigravity 12-Cell
The GasBox Battery Trays Antigravity 12-Cell
This uninversal, sturdy battery carrier can be used on Custom projects where it securey and safely holds your battery in the frame. Designed to be used with a 12-Cell Antigravity battery but, of course, can be used with any type of battery that would fit. Laser cut from 3 mm aluminum plate so it will probably last forever.
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The GasBox Fenders
The GasBox Fenders
These fenders are individually hand made and are a perfect fit for vintage and classic style tires like the Avon MKII or Coker Classic as well as other similar vintage-style tires. They hug the tire close but with adequate clearance and follow the profile exactly. They have a bit more sidewall than many fenders which is nice when attaching your fender struts or sissy bar.
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The GasBox DIY Sissy Bars
The GasBox DIY Sissy Bars
The GasBox DIY sissy bar kits give you all the parts necessary to build and mount a bespoke sissy bar to pretty much any chopper or custom bike. Just cut the loop to the desired length and weld! Kit includes a pre-bent 26" tall sissy bar loop, two mounting tabs, two pre-bent axle plate mounts, two axle plate mounts, and two 5/16"-18 mounting bungs for mounting a fender.
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The GasBox Bolt On Sissy Bars
The GasBox Bolt On Sissy Bars
One-piece sissy bars by The GasBox, which are attached to the fender struts. They sport a clean appearance, are quickly installed and just perfect for lashing sleeping bag, blanket or other luggage. This will make your next tour even more relaxed and saddle bags possibly can be left at home.
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The GasBox Weld-on Fender Bracket
The GasBox Weld-on Fender Bracket
Cast steel, weld-on fender mount brackets which are meant for welding to the frame cross bar on rigid frames. You can cut, grind, file or weld on these to make them fit. The radiused side that fits against your fender can be radiused more or flattened out to fit the profile of the fender you are using.
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The GasBox Frisco Style Tanklifter Kit for Sportster 1986-2003
The GasBox Frisco Style Tanklifter Kit for Sportster 1986-2003
Well made riser kit for your Sportster tanks which lifts the front of the tank approx. 3.5” giving you the Frisco look but without the cost of a new tank or paint job.
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The GasBox Twin Tube Mufflers
The GasBox Twin Tube Mufflers
Top quality reproduction of the distinctive Twin Tube muffler as originally used on 1930 D-model 45”/750 cc sidevalve twins and 1930-1934 singles. Complete with its clamps.
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The GasBox Fishtail Mufflers
The GasBox Fishtail Mufflers
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The GasBox Header Pipes -1929
The GasBox Header Pipes -1929
Precisely bended replacement header pipes for IOE models 1915-1929.
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The GasBox 2-1 Header Pipes for 45”/750 cc
The GasBox 2-1 Header Pipes for 45”/750 cc
Precise reproductions of the original 2-1 pipe systems. Brackets and connections exactly duplicate the stock counterparts.
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The GasBox Straight Mufflers
The GasBox Straight Mufflers
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The GasBox WRTT Racer Mufflers
The GasBox WRTT Racer Mufflers
Standard equipment on the Flathead street racing model, the WRTT. Actually not a muffler because it has no restriction whatsoever and is therefore allowed for use on racetracks only.
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The GasBox WR Turn-Out Pipes
The GasBox WR Turn-Out Pipes
Turn-out end piece which was original equipment on WR factory competition models. Fits all 1-1/2” head pipes of 45 cui. models. Guaranteed to have no muffler effect.
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The GasBox 2-1 Header Pipes for V-Models
The GasBox 2-1 Header Pipes for V-Models
Precise reproductions of the original 2-1 pipe systems. Brackets and connections exactly duplicate the stock counterparts.
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The GasBox 2-1 Header Pipes for U-Models
The GasBox 2-1 Header Pipes for U-Models
Precise reproductions of the original 2-1 pipe systems. Brackets and connections exactly duplicate the stock counterparts.
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The Gasbox 1930 Twin Tube Mufflers
The Gasbox 1930 Twin Tube Mufflers
Top quality reproduction of the distinctive Twin Tube muffler as originally used on 1930 V-model Big Twins. Complete with its two clamps.
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Exhaust Mounting Brackets Sportster 1957-1965
Exhaust Mounting Brackets Sportster 1957-1965
Stock repalcement rail for Ironhead Sportster 2 into 1 exhaust systems. Comes in bare steel with original style mounting hardware. Fits 1957 and later XL models and can be used with custom mufflers/exhausts, too
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The GasBox 1934 Upsweep Mufflers
The GasBox 1934 Upsweep Mufflers
Nice reproduction of the 1934 only muffler with upswept tail section. Custom use on other models is possible provided they have the correct headpipe diameter.
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Exhaust Mounting Brackets Sportster 1962-1964
Exhaust Mounting Brackets Sportster 1962-1964
Stock repalcement rail which is designed to work with 2 into 2 exhaust systems 1962 and later with 65230-62 or 65230-58 mufflers. Can be used with custom mufflers/exhausts, too. Comes with original style mounting hardware.
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The GasBox Individual Header Pipes
The GasBox Individual Header Pipes
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XLR Drag Pipe Mounting Brackets Sportster 1957-1978
XLR Drag Pipe Mounting Brackets Sportster 1957-1978
Special version of the exhaust rail for Ironhead Sportster models to mount XLR style drag pipes. The set comes with two stainless steel front pipe clamps and one stainless steel rear pipe clamp.
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The GasBox 1939 CHP Upsweep Mufflers
The GasBox 1939 CHP Upsweep Mufflers
Authentic reproduction of the special muffler for the California Highway Patrol (CHP) as introduced in 1939, with upswept tail section and spot-welded seam construction. Designed for rigid frame Big Twins for which a special hanger bracket is available, too, but can be Custom fitted to most models with 1-3/4" pipes.
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The GasBox Fishtail Mufflers
The GasBox Fishtail Mufflers
Top quality reproduction of the fishtail muffler as originally used on Big Twins 1935-1940. The E/U version has the Y-pipe integral with the fishtail muffler.
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The GasBox Fishtail Seamed Mufflers
The GasBox Fishtail Seamed Mufflers
Very authentic reproductions of the original mufflers with correct details like the patent stamp, spot-welded bottom seam, end cap beadings and pipe saddles. These are very hard to tell from the factory equipment and accepted by the AMCA on restored motorcycles.
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The GasBox Rocket Fin Seamed Mufflers
The GasBox Rocket Fin Seamed Mufflers
Very authentic reproductions of the original mufflers with correct details like the spot-welded bottom seam. These are very hard to tell from the factory equipment and accepted by the AMCA on restored motorcycles.
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The GasBox Upsweep Pipes
The GasBox Upsweep Pipes
These header pipes can be used to convert existing Shotgun or 2-1 exhaust pipes to an upsweep style. The selection includes pipes with Y-connection for the rear header pipe and 2-1 style as well as straight pipes for independent 2-2 exhausts.
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The GasBox Upsweep TT Pipes
The GasBox Upsweep TT Pipes
Header pipes to create a 2-1 upsweep exhaust system. It features a classy and sporting TT style end tip. Completion requires front and rear header plus a squish pipe.
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The GasBox Head Pipe Clamps for K-Model and Sportster
The GasBox Head Pipe Clamps for K-Model and Sportster
Exact reproductions of the stock K-Model/Sportster exhaust flange clamps. Made from stainless steel like the originals.
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The GasBox Head Pipe Clamps for Panhead
The GasBox Head Pipe Clamps for Panhead
Exact reproductions of the stock Panhead exhaust flange clamps. Made from stainless steel like the originals.
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The GasBox 2-1 Header Pipes
The GasBox 2-1 Header Pipes
Precise reproductions of the original 2-1 pipe systems. Brackets and connections exactly duplicate the stock counterparts.
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The GasBox Mufflers K-Model and Early Sportster
The GasBox Mufflers K-Model and Early Sportster
Reproductions of the original mufflers for K-Models and Early Sportster 1952-1964. The longer version was used on 2-1 exhaust systems, the short mufflers were used on 2-2 systems. Of course, they can also be used in universial applications on Custom bikes.
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The GasBox Individual Header Pipes
The GasBox Individual Header Pipes
These are the replacement exhaust pipe components, which are guaranteed to fit. Made exactly to original specs, with correct details as lateral welding seams, pipe saddles and rivets (squish pipe). Don’t go for less.
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The GasBox Upsweep Shotgun 2-2 Header Pipes
The GasBox Upsweep Shotgun 2-2 Header Pipes
Sporting and period correct Up-Sweep Shotgun pipes for Knuckleheads, which can be combined with most smaller sized Custom mufflers. Designed to be used with your stock squish pipe and front pipe. These are not included.
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The GasBox Individual Header Pipes
The GasBox Individual Header Pipes
These are the replacement exhaust pipe components, which are guaranteed to fit. Made exactly to original specs, with correct details as lateral welding seams, pipe saddles and rivets (squish pipe). Don’t go for less.
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The GasBox Hanger Clamp for 1939 CHP Mufflers
The GasBox Hanger Clamp for 1939 CHP Mufflers
Special hanger clamp for the 1939 CHP upsweep muffler. Bolts to the right rear fender flap stay.
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The GasBox Rear Clamp Reinforcement
The GasBox Rear Clamp Reinforcement
Small plates which are used as reinforcements for the rear muffler hanger. They were used by the factory until model year 1941. However, they fit and make sense up to 1957
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The GasBox Rear Pipe Clamps for Swingarm Frames
The GasBox Rear Pipe Clamps for Swingarm Frames
This special clamp will securely hold the rear of the pipe to the frame. Perfect for 2into1 exhaust sytems when you are neither using a rear muffler nor a rear hanger clamp.
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The GasBox Upsweep 2-2 Header Pipes
The GasBox Upsweep 2-2 Header Pipes
Chrome-Plated "Upsweep" header pipes in the style of the 50's for rigid frame Panheads with mechanical rear brake. The front header pipe (WW 71-433) and the "Squish Pipe" (WW 71-437) must be ordered separately.
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The GasBox Carburetor Support Brackets BT OHV 1936-1984
The GasBox Carburetor Support Brackets BT OHV 1936-1984
This carb support bracket is made to support your intake manifold in order to keep your carb up and safely route your gas line keeping it off the cylinders. Will work with most carburetors.
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The Gasbox Upsweep End Tips
The Gasbox Upsweep End Tips
These upsweep end tips can be attached to all mufflers with a 1-7/8" outlet tube where they are fixed with a clamp. (Not in the scope of delivery)
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The GasBox Carburetor Support Brackets Ironhead XL
The GasBox Carburetor Support Brackets Ironhead XL
This Ironhead Sportster carb support bracket is made to bolt to your intake manifold and front intake tappet guide bolt. Will work with any carburetor.
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The GasBox Individual Header Pipes
The GasBox Individual Header Pipes
These are the replacement exhaust pipe components, which are guaranteed to fit. Made exactly to original specs, with correct details as lateral welding seams, pipe saddles and rivets (squish pipe). Don’t go for less.
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The GasBox Carburetor Support Brackets Evo Sportster
The GasBox Carburetor Support Brackets Evo Sportster
This support bracket alllows you to use Custom air cleaners instead of the S&S equipment with a Super E or G carburetor. Built with 1/8” thick steel.
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The GasBox Motor Mount front for K Model and Sportster 1952-1982
The GasBox Motor Mount front for K Model and Sportster 1952-1982
Sturdy front motor mount plates which are laser-cut on CNC equipment for a precise fit.
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The GasBox 2-2 Header Pipes KR Style for K-Models
The GasBox 2-2 Header Pipes KR Style for K-Models
Designed after the exhaust pipes of the legendary KR race bikes but made to fit K and KH street bikes. These beautifully bent pipes will provide that sporting look you always wanted. No brackets, custom installation required.
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The GasBox Motor Mounts
The GasBox Motor Mounts
Heavy-duty, meticulously crafted custom top motor mounts for various models. Depending on the application they feature additional mounts for FX/XL style ignition switches, CV carb choke cables and coils.
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The GasBox 2-1 Header Pipes for K-Models
The GasBox 2-1 Header Pipes for K-Models
Precise reproductions of the original 2-1 pipe systems. Brackets and connections exactly duplicate the stock counterparts.
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The GasBox 2-1 Header Pipes Sportster 1957-1965
The GasBox 2-1 Header Pipes Sportster 1957-1965
These cleanly manufactured 2 -1 header pipes were installed on Ironhead Sportster models from 1957-1965, but also fit models up to 1976.
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The Gasbox 2-1 High Pipes XLCH 1958-1969
The Gasbox 2-1 High Pipes XLCH 1958-1969
High level 2into1 exhaust pipes as originally insatlled on 1957-1969 XLCH Ironhead Sportsters. Made exact to the original style with spot welded muffler adapter.
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The GasBox 2-2 Header Pipes Sportster 1962-1964
The GasBox 2-2 Header Pipes Sportster 1962-1964
Reproductions of the stock headers for Sportster 1962-1964. However, they will fit all Ironhead Sportster models (except 1979) and can be combined with both original and Custom mufflers.
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The GasBox 2-2 Header Pipes XR/XLR 750 and Sportster →1985
The GasBox 2-2 Header Pipes XR/XLR 750 and Sportster →1985
The mother of all Drag Pipes. These beautifully bent pipes are reproductions of the competition headers for early XR/XLR and XLCH models. Luckily they fit all iron head Sportsters so as an owner of such a machine you can benefit from the great looks, too. Brackets are not included and must be ordered separately.
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The Gasbox Dog Dish Air Cleaners
The Gasbox Dog Dish Air Cleaners
Attention dog lovers! Anyone who has ever thought that their pet’s food bowl might make a good air filter for their Harley will feel validated. The “Dog Dish” air filters not only look great on the bike, but also impress with their simple design and cleanly polished aluminum cover.
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The Gasbox Filter Elements for Dog Dish Air Cleaners
The Gasbox Filter Elements for Dog Dish Air Cleaners
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71-445
71-445
Header pipe by The GasBox; fits U models 1937-1948; steel, bare; header Ø: 1-3/4”; position: front; replaces OEM HD 65445-37; USA; gross weight: 522 g
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71-446
71-446
Header pipe by The GasBox; fits U models 1937-1948; steel, bare; header Ø: 1-3/4”; position: rear; replaces OEM HD 65492-37; USA; gross weight: 314 g
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71-447
71-447
Header pipe »Squish« by The GasBox; fits U models 1937-1948; steel, bare; header Ø: 1-3/4”; replaces OEM HD 65446-37; USA; gross weight: 417 g
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71-448
71-448
Header pipe by The GasBox; fits U models 1937-1948; steel, chrome-plated; header Ø: 1-3/4”; position: front; replaces OEM HD 65445-37; USA; gross weight: 535 g
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73-117
73-117
Exhaust clamps »OEM Type« by The GasBox; fits V models 1930-1936; steel, chrome-plated; 4 pieces; replaces OEM HD 1064-32, 1061-32A, and 1035-32; USA; gross weight: 368 g
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71-449
71-449
Header pipe by The GasBox; fits U models 1937-1948; steel, chrome-plated; header Ø: 1-3/4”; position: rear; replaces OEM HD 65492-37; USA; gross weight: 310 g
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73-118
73-118
Exhaust clamps »OEM Type« by The GasBox; fits V models 1930-1936; steel, parkerized; 4 pieces; replaces OEM HD 1064-32, 1061-32A, and 1035-32; USA; gross weight: 410 g
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71-450
71-450
Header pipe »Squish« by The GasBox; fits U models 1937-1948; steel, chrome-plated; header Ø: 1-3/4”; replaces OEM HD 65446-37; USA; gross weight: 433 g
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73-119
73-119
Exhaust clamps »OEM Type« by The GasBox; fits 45”/750cc R/W Flatheads 1932-1952; steel, chrome-plated; 4 pieces; replaces OEM HD 65286-32, 65278-36, 65275-50, and 65510-32; USA; gross weight: 460 g
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73-099
73-099
Exhaust clamps »OEM Type« by The GasBox; fits Knucklehead 1936, Flathead U 1937-1940; steel, chrome-plated; 5 pieces; replaces OEM HD 1061-36, 1062-36, and 1065-36; USA; gross weight: 300 g
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73-114
73-114
Exhaust clamps »OEM Type« by The GasBox; fits Knucklehead 1936, Flathead U 1937-1940; steel, parkerized; 5 pieces; replaces OEM HD 1061-36, 1062-36, and 1065-36; USA; gross weight: 270 g
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72-151
72-151
Muffler »Cigar Style« by The GasBox; fits Big Twins 1958-1969; 2-1 Exhaust system; steel, bare; length: 61 cm; header Ø: 1-3/4”; muffler length: 61 cm; muffler Ø: 3-1/4 ”; replaces OEM HD 65235-58; USA; gross weight: 2.32 kg
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73-115
73-115
Exhaust clamps »OEM Type« by The GasBox; fits Flathead U 1941-1948; steel, chrome-plated; 5 pieces; replaces OEM HD 1061-36, 1062-36, 1065-41, 65290-41, 65293-50, and 65511-36; USA; gross weight: 470 g
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72-152
72-152
Muffler »Cigar Style« by The GasBox; fits Big Twins 1958-1969; 2-1 Exhaust system; steel, chrome-plated; length: 61 cm; header Ø: 1-3/4”; muffler length: 61 cm; muffler Ø: 3-1/4 ”; replaces OEM HD 65236-58; USA; gross weight: 2.3 kg
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73-116
73-116
Exhaust clamps »OEM Type« by The GasBox; fits Flathead U 1941-1948; steel, parkerized; 5 pieces; replaces OEM HD 1061-36, 1062-36, 1065-41, 65290-41, 65293-50, and 65511-36; USA; gross weight: 420 g
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72-795
72-795
Muffler »Cigar Style« by The GasBox; original use for 2-2 exhausts; steel, chrome-plated; length: 54.5 cm; header Ø: 1-3/4”; muffler length: 55 cm; muffler Ø: 3-1/4 ”; replaces OEM HD 65240-58; USA; gross weight: 2.13 kg
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73-097
73-097
Exhaust clamps »OEM Type« by The GasBox; fits Knucklehead 1937-1940; steel, chrome-plated; 5 pieces; replaces OEM HD 1064-32, 1061-36, and 1062-36A; USA; gross weight: 500 g
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73-098
73-098
Exhaust clamps »OEM Type« by The GasBox; fits Knucklehead 1937-1940; steel, parkerized; 5 pieces; replaces OEM HD 1064-32, 1061-36, and 1062-36A; USA; gross weight: 320 g
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73-019
73-019
Exhaust clamps »OEM Type« by The GasBox; fits Knucklehead/Panhead 1941-1949; steel, chrome-plated; 5 pieces; replaces OEM HD 65292-41, 65290-41, 65512-37, 74536-42, and 1065-41; USA; gross weight: 470 g
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73-052
73-052
Exhaust clamps »OEM Type« by The GasBox; fits Knucklehead/Panhead 1941-1949; steel, parkerized; 5 pieces; replaces OEM HD 65292-41, 65290-41, 65512-37, 74536-42, and 65298-41; USA; gross weight: 460 g
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73-053
73-053
Exhaust clamps »OEM Type« by The GasBox; fits Panhead 1950-1957; stainless steel; 4 pieces; replaces OEM HD 65290-41, 65293-50, 65512-37A, and 74536-42; USA; gross weight: 460 g
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73-231
73-231
Exhaust clamps »OEM Type« by The GasBox; fits Panhead 1950-1957; steel, chrome-plated; replaces OEM HD 65290-41, 65293-50, 65512-37A, and 74536-42; USA; gross weight: 418.6 g
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73-214
73-214
Exhaust clamps »OEM Type« by The GasBox; for independent dual exhaust; fits Sportster 1965-1976; steel / stainless steel, chrome-plated / bare; 5 pieces; replaces OEM HD 2 x 65279-57, 65275-62, 65275-57, and 65514-58; USA; gross weight: 520 g
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73-234
73-234
Exhaust clamp »OEM Type« by The GasBox; for Header pipe; fits Knucklehead 1936, Big Twin Sidevalve 1937-1947, OHV 1937-1947 with flexible heat shield; front pipe to frame; steel, parkerized, Ø 1” and Ø 1-3/4”; position: front; replaces OEM HD 1063-36, and 6511-36; USA; gross weight: 130 g
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71-425
71-425
Header pipe by The GasBox; fits Knucklehead 1936-1947; steel; header Ø: 1-3/4”; position: front; replaces OEM HD 65440-36; USA; gross weight: 598 g
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73-235
73-235
Exhaust clamp »OEM Type« by The GasBox; for Header pipe; fits Big Twin OHV 1936-1947 without flexible heat shield; front pipe to frame; steel, parkerized, Ø 1-1/8” and Ø 1-3/4”; position: front; replaces OEM HD 1061-36, and 1062-36A; USA; gross weight: 150 g
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71-426
71-426
Header pipe by The GasBox; fits Knucklehead 1936-1947; steel; header Ø: 1-3/4”; position: rear; replaces OEM HD 65493-36; USA; gross weight: 425 g
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73-124
73-124
Exhaust clamp »OEM Type« by The GasBox; for Header pipe; fits Big Twin 1948-1957; front pipe to frame; steel, chrome-plated, Ø 1” and Ø 1-3/4”; position: front; 2 pieces; replaces OEM HD 65512-37; USA; gross weight: 150 g
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71-438
71-438
Header pipe »Squish« by The GasBox; fits Knucklehead, Panhead 1936-1964; steel, bare; header Ø: 1-3/4”; replaces OEM HD 65465-36; USA; gross weight: 411 g
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73-123
73-123
Exhaust clamp »OEM Type« by The GasBox; for Header pipe; fits Big Twin 1948-1957; front pipe to frame; steel, parkerized, Ø 1” and Ø 1-3/4”; position: front; 2 pieces; replaces OEM HD 65512-37; USA; gross weight: 136 g
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71-440
71-440
Header pipe »Y« by The GasBox; fits Knucklehead, Flathead, Panhead 1941-1957; steel, bare; header Ø: 1-3/4”; replaces OEM HD 65505-41; USA; gross weight: 425 g
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73-236
73-236
Exhaust clamp »OEM Type« by The GasBox; for Header pipe; fits Big Twin 1958-1969; front pipe to frame; steel, parkerized, Ø 1-1/8” and Ø 1-3/4”; position: front; replaces OEM HD 65512-37A, and 65513-58; USA; gross weight: 140 g
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71-427
71-427
Header pipe by The GasBox; fits Knucklehead 1936-1947; steel, chrome-plated; header Ø: 1-3/4”; position: front; replaces OEM HD 65440-36; USA; gross weight: 594 g
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73-186
73-186
Exhaust clamp »OEM Type« by The GasBox; for Header pipe; fits K/KH 1952-1956; stainless steel, polished; Ø 1-3/4”; position: rear; Adjustment Ø: 44 mm; replaces OEM HD 65512-52; USA; gross weight: 97 g
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71-428
71-428
Header pipe by The GasBox; fits Knucklehead 1936-1947; steel, chrome-plated; header Ø: 1-3/4”; position: rear; replaces OEM HD 65493-36; USA; gross weight: 403 g
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71-437
71-437
Header pipe »Squish« by The GasBox; fits Knucklehead, Panhead 1936-1964; steel, chrome-plated; header Ø: 1-3/4”; replaces OEM HD 65465-36; USA; gross weight: 425 g
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73-112
73-112
Exhaust clamp »OEM Type« by The GasBox; for Muffler; fits 45”/750cc R/W Flatheads 1932-1952; steel, parkerized; Ø 2-1/2”; position: rear; Adjustment Ø: 58-60 mm; replaces OEM HD 1064-32A, and 65286-32; USA; gross weight: 340 g
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71-439
71-439
Header pipe »Y« by The GasBox; fits Knucklehead, Flathead, Panhead 1941-1957; steel, chrome-plated; header Ø: 1-3/4”; replaces OEM HD 65505-41; USA; gross weight: 426 g
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73-014
73-014
Exhaust clamp »OEM Type« by The GasBox; for Muffler; fits Big Twin 1941-1957; steel, chrome-plated; Ø 2”; position: front; Adjustment Ø: 49-51 mm; replaces OEM HD 65290-41; USA; gross weight: 130 g
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73-013
73-013
Exhaust clamp »OEM Type« by The GasBox; for Muffler; fits Big Twin 1941-1957; steel, parkerized; Ø 2”; position: front; Adjustment Ø: 49-51 mm; replaces OEM HD 65290-41; USA; gross weight: 160 g
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73-111
73-111
Exhaust clamp »OEM Type« by The GasBox; for Muffler; fits Big Twin 1932-1940; steel, parkerized; Ø 2-1/2”; position: rear; Adjustment Ø: 58-60 mm; replaces OEM HD 1064-32; USA; gross weight: 250 g
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73-011
73-011
Exhaust clamp »OEM Type« by The GasBox; for Muffler; fits Big Twin 1941-1957; steel, chrome-plated; Ø 3.25”; position: rear; Adjustment Ø: 82-84 mm; replaces OEM HD 65292-41; USA; gross weight: 180 g
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73-009
73-009
Exhaust clamp »OEM Type« by The GasBox; for Muffler; fits Big Twin 1941-1957; steel, parkerized; Ø 3.25”; position: rear; Adjustment Ø: 82-84 mm; replaces OEM HD 65292-41; USA; gross weight: 180 g
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73-187
73-187
Exhaust clamp »OEM Type« by The GasBox; for Muffler; fits K/KH 1952-1956; stainless steel, polished; Ø 1-7/8”; position: front; Adjustment Ø: 51 mm; replaces OEM HD 65275-52; USA; gross weight: 91 g
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73-227
73-227
Exhaust clamp »OEM Type« by The GasBox; for Muffler; fits K/KH 1952-1956; stainless steel, polished; Ø 2-7/8”; position: rear; Adjustment Ø: 60-70 mm; replaces OEM HD 65279-52; USA; gross weight: 91 g
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71-224
71-224
2-1 Header pipes by The GasBox; fits Panhead 1948-1957 with mechanical rear brake; steel, bare; 4 pieces; replaces OEM HD 65440-48, 65493-48, 65465-36, and 65505-41; USA; gross weight: 1.85 kg
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73-188
73-188
Exhaust clamp »OEM Type« by The GasBox; for Muffler; fits Big Twin 1958-1961, Sportster 1957-1972; stainless steel; Ø 1-7/8”; position: front; Adjustment Ø: 50 mm; replaces OEM HD 65275-57; USA; gross weight: 85 g
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71-258
71-258
2-1 Header pipes by The GasBox; fits Panhead 1948-1957 with mechanical rear brake; steel, chrome-plated; 4 pieces; replaces OEM HD 65440-48, 65493-48, 65465-36, and 65505-41; USA; gross weight: 1.9 kg
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73-225
73-225
Exhaust clamp »OEM Type« by The GasBox; for Muffler; fits Big Twin 1962-84; steel, chrome-plated; Ø 1-7/8”; position: front; replaces OEM HD 65276-62; USA; gross weight: 72 g
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73-228
73-228
Exhaust clamp »OEM Type« by The GasBox; for Muffler; Ø 2-7/8”; position: rear; Adjustment Ø: 60-70 mm; replaces OEM HD 65279-57; USA; gross weight: 112 g
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71-225
71-225
2-1 Header pipes by The GasBox; fits Panhead 1958-1965 with hydraulic rear brake; steel, bare; 4 pieces; replaces OEM HD 65440-48, 65493-58, 65465-36, and 65505-58; USA; gross weight: 2.1 kg
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71-257
71-257
2-1 Header pipes by The GasBox; fits Panhead 1958-1965 with hydraulic rear brake; steel, chrome-plated; 4 pieces; replaces OEM HD 65440-48, 65493-58, 65465-36, and 65505-58; USA; gross weight: 1.9 kg
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71-429
71-429
Header pipe by The GasBox; fits Panhead 1948-1965; steel, bare; header Ø: 1-3/4”; position: front; replaces OEM HD 65440-48; USA; gross weight: 567 g
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71-492
71-492
Header pipe by The GasBox; fits Panhead 1948-1965; steel, bare, undersize ID flange for worn cylinder head ports; header Ø: 1-3/4”; position: front; replaces OEM HD 65440-48; USA; gross weight: 590.8 g
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71-432
71-432
Header pipe by The GasBox; fits Panhead 1948-1957; steel, bare; header Ø: 1-3/4”; position: rear; replaces OEM HD 65493-48; USA; gross weight: 408 g
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71-496
71-496
Header pipe by The GasBox; fits Panhead 1958-1965; steel, bare; header Ø: 1-3/4”; position: rear; replaces OEM HD 65493-58; USA; gross weight: 408 g
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71-442
71-442
Header pipe »Y« by The GasBox; fits Panhead 1958-1964; steel, bare; header Ø: 1-3/4”; replaces OEM HD 65505-58; USA; gross weight: 620 g
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71-433
71-433
Header pipe by The GasBox; fits Panhead 1948-1965; steel, chrome-plated; header Ø: 1-3/4”; position: front; replaces OEM HD 65440-48; USA; gross weight: 569 g
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71-493
71-493
Header pipe by The GasBox; fits Panhead 1948-1965; steel, chrome-plated, undersize ID flange for worn cylinder head ports; header Ø: 1-3/4”; position: front; replaces OEM HD 65440-48; USA; gross weight: 398 g
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71-434
71-434
Header pipe by The GasBox; fits Panhead 1948-1957; steel, chrome-plated; header Ø: 1-3/4”; position: rear; replaces OEM HD 65493-48; USA; gross weight: 421 g
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71-497
71-497
Header pipe by The GasBox; fits Panhead 1958-1965; steel, chrome-plated; header Ø: 1-3/4”; position: rear; replaces OEM HD 65493-58; USA; gross weight: 421 g
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71-441
71-441
Header pipe »Y« by The GasBox; fits Panhead 1958-1964; steel, chrome-plated; header Ø: 1-3/4”; replaces OEM HD 65505-58; USA; gross weight: 591 g
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71-443
71-443
Header pipe »Y/Squish« by The GasBox; fits Panhead/Shovelhead 1965-1969; steel, chrome-plated; header Ø: 1-3/4”; replaces OEM HD 65538-65; USA; gross weight: 1.01 kg
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71-444
71-444
2-1 Header pipes by The GasBox; fits Shovelhead 1966-1969 with swingarm frame and hydraulic rear drum brake; steel, chrome-plated; replaces OEM HD 65443-66, 65493-66, 65465-36, 65505-58, and 65505-61; USA; gross weight: 983 g
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71-155
71-155
2-1 Header pipes by The GasBox; fits late Shovelhead 1970-1984; steel, chrome-plated; 2 pieces; USA; gross weight: 2.2 kg
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