Woodruff Keys for Flywheels

for Crank pin; fits models 1918-1981; L x W x H: 12.3 x 3.17 x 4.8 mm; replaces OEM HD 23985-18

for Crank pin / Pinion shaft; fits all 1981-1998 (Sportster, Softail →1999); L x W x H: 9.3 x 3.17 x 4.3 mm; replaces OEM HD 11218

by S&S; for Crank pin / Pinion shaft; fits all 1981-1998 (Sportster, Softail →1999); L x W x H: 9.3 x 3.2 x 4.33 mm; replaces OEM HD 11218

for Pinion shaft / Sprocket shaft / Motor sprocket; fits all models →1981 (on Big Twins: sprocket shaft →1955, engine sprocket →1954); L x W x H: 12.1 x 4.8 x 4.4 mm; replaces OEM HD 361-12, and 23985-12

for Sprocket shaft; fits Big Twin 1956-1971; L x W x H: 18.7 x 4.8 x 7.62 mm; replaces OEM HD 23985-56