Billet Proof Designs

Clutch Hub Side Mainshaft Nut (WITHOUT Seal) for 1941+ Harley Big Twin Models with a 10-Spring Clutch - Replaces HD# 37496-41 & 37496-65 - Made in USA

Single Lip Shifter Lever Shaft Seal for 1952-1985 Harley K Model & Ironhead Sportster XL Models – 13mm x 25.5mm x 6mm - Replaces HD# 34035-52 – SOLD INDIVIDUALLY

Rear Fender Seat Mount Nut Kit with Retention Washer for 1996-2017 Harley Sportster, Softail, Dyna, Street Glide, Road Glide, Road King, Electra Glide Models - Replaces HD# 59768-97

Rear 3/4" Bore Kelsey Hayes Brake Master Cylinder Rebuild Kit for 1986-1999 Softail, 1979-1984 FLH, 1980-1985 FLT, 1979-1983 FX & FXE, 1979-1983 FXS & FXB, 1979-1981 Sportster Replaces HD# 42374-77B

Rear 3/4" Bore Wagner Type Brake Master Cylinder Rebuild Kit for 1958 - Early 1979 Harley FL & FLH, 1971 - Early 1979 FX w/Spring, Piston, Rubber Boot, Caps, Washers & Clip - Replaces HD# 41762-58A

Chrome Domed Shovelhead/EVO Derby Clutch Cover for 1970-1999 Harley Big Twin Shovelhead and Evolution Softail, Dyna, FXR & Touring Models - Replaces HD# 25392-84T & 60668-84B

Complete Clutch Pushrod Bearing Kit for 1984-2017 Harley Big Twin Evolution & Twin Cam with 5 or 6 Speed Transmission –Washers, Spacers, Bearing & Snap Ring - Replaces HD# 37312-75, 37313-80 & 11096

15mm Bore Front Brake Master Cylinder Rebuild Kit for 2008+ Harley Street Glide, Electra Glide, Road Glide & Road King Big Twin Touring Models - Includes Plunger/Seals/Spring - Replaces HD# 42862-06B

11mm Bore Front Brake Master Cylinder Rebuild Kit for 2007-2013 Harley Sportster XL w/Single Front Brake Disc Rotor - Includes Plunger/Seals/Spring/Boot/Snap Ring - Replaces HD# 42803-07 - Made in Japan

½” Bore Front Brake Master Cylinder Rebuild Kit for 2004-2006 Harley Sportster XL w/ Single Disc Brakes & 2007-2013 Sportster w/ Dual Disc Brakes Replaces HD #42803-04 & 42809-07 - Made in Japan

½” Bore Front Brake Master Cylinder Rebuild Kit 2014+ Harley Sportster XL w/Single Front Brake Disc Rotor (NO ABS) - Plunger/Seals/Boot/Spring/Retention Ring - Replaces HD #41700087 – Made in Japan

5/8” Bore Front Brake Master Cylinder Rebuild Kit for 2014-2022 Harley Sportster XL with Dual Front Brake Disc Rotors – Plunger/Seals/Boot/Spring/Retention Ring - Replaces HD #41700087 - Made In Japan