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Mechanical Rear Drum Brake

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Big Twins 1937-1957

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Big Twins 1937-1957

Brake Base Plate Assemblies

Brake Base Plate Assemblies

Reproductions of the stock base plates of the rigid frame rear brakes for rigid frame Big Twins including brake shoes and all important small parts. It takes just the brake drum and the axle spacer to complete the brake. Correct for 1938-1957, but fit 1936 and 1937, too.

Brake Base Plates

Brake Base Plates

Reproductions of the stock base plates of the rigid frame rear brakes for rigid frame Big Twins. Correct for 1938-1957, but fit 1936 and 1937, too.

Brake Drums OEM Style

Brake Drums OEM Style

Reproduction of the brake drums, pressed from sheet steel, and related parts for rigid frame Big Twins 1937-57.

Brake Drums Custom

Brake Drums Custom

Sturdy cast iron custom version of the OEM style sheet steel brake drums for rigid frame Big Twins 1937-57. Unlike the original sheet steel brake drums, these cast iron brake drums can absorb more heat which prevents fading and improves braking performance.

Brake Pedals for Big Twins 1936-1957

Brake Pedals for Big Twins 1936-1957

Reproductions of the brake pedals for rigid frame Big Twins 1936-1957. Correct with window for the rubber pad and holes for clevis pin, spring and parking brake.

Reproductions of the brake shoes for rigid frame Big Twins 1936-57. The selection includes factory style cast iron shoes and aftermarket type shoes made from welded steel.

Brake Shoe Linings

Brake Shoe Linings

The Cyclery Brake Shoe Linings for Big Twins 1937-1957

The Cyclery Brake Shoe Linings for Big Twins 1937-1957

Brake shoe linings of German manufacture which yield an excellent friction coefficient, provided they are installed correctly. Besides, they won’t break during riveting, if using the right tools.

Lug Bolts for Brake Drums

Lug Bolts for Brake Drums

Special countersunk socket head bolts to mount the brake drum to the wheel hub.

Spring for Brake Shoes

Spring for Brake Shoes

Reproduction of the rear brake cam for rigid frame Big Twins 1937-57.

Rear Brake Levers

Rear Brake Levers

Rear Brake Rods

Rear Brake Rods

Reproduction of the rear brake rods for rigid frame Big Twins 1936-57.

Brake Pedal Rods for Big Twins →1957

Brake Pedal Rods for Big Twins →1957

Accurate reproductions of the brake pedal rods for rigid frame Big Twins 1936-1957.

Brake Rod Clevis

Brake Rod Clevis

Brake Rod Mounting Kits Big Twins 1930-1957

Brake Rod Mounting Kits Big Twins 1930-1957

These kits comprise all pins, cotter pins and washers to install both brake rods, including the special spring washer for the rear clevis.

Clevis Pins for Brake Rods

Clevis Pins for Brake Rods

Accurately machined pins for brake rods to connect the respective clevis to the lever.

The Cyclery Clevis Pins for Brake Rods Oversize

The Cyclery Clevis Pins for Brake Rods Oversize

Most bikes, which still have the original brake rods have enlarged holes in all clevis connections, pedal and levers. The result is a lot of slack in rear brake activation. These oversize shank pins are an easy fix for this problem. Just drill the holes in the clevis and/or lever to size and install the new oversize pin - job done. Pin head has stock size, so no one can tell it’s repaired.

Clevis Pins for Shifter Rods and Front Brake Lever

Clevis Pins for Shifter Rods and Front Brake Lever

Accurately machined pins to connect the shifter rod clevis to the lever and to connect the front brake cable connection to the cam lever.

Crossover Shaft

Crossover Shaft

Bushings for Crossover Shaft

Bushings for Crossover Shaft

Nuts for Crossover Shaft

Nuts for Crossover Shaft

1 Hole Brake Levers

1 Hole Brake Levers

2 Hole Brake Levers

2 Hole Brake Levers

Rear Brake Sleeves for Base Plates: Big Twins 1936-1957

Rear Brake Sleeves for Base Plates: Big Twins 1936-1957

Spacers for Rear Brake Sleeves

Spacers for Rear Brake Sleeves

Nut for Rear Brake Sleeves

Nut for Rear Brake Sleeves

Replacement Parts

Replacement Parts

The mechanical drum brake for the rear wheel of the 1937-1957 Big Twin models from Harley-Davidson.

The range includes brake drums, brake shoes, brake base plates and brake cams. In addition, the matching actuating elements such as bell cranks and brake levers, brake linkage and mounting parts.

Have any questions?

Our service team will be glad to help out: Mondays - Thursdays 08:00-17:00 CET, Fridays 08:00-16:00 CET, Phone: +49 / 931 250 61 16, eMail: service@wwag.com