A. Front or Rear Rotor to Hub Screw Kit fits 1982-1985 FLT. OEM P/N 1642. 7/16-14 x 1-3/4 F.S. 8847-5 B. Rear Rotor to Hub Screw & Nut Kit fits 1979-up, FX, XL, 1981-1984 FL Spoke or cast. OEM P/N 1605 and 1604. 3/8-16 x 1-1/2 F.S. 8791-10 C. Front or Rear Rotor to Hub Screw Kit fits 1980-1981 FLT. OEM P/N 1643. 7/16-14 x 1-1/4 F.S. 8792-5 D. Front Rotor to Hub Screw & Nut Kit fits 1978-1983 FXWG. Dual disc requires 2 sets. 5/16-18 x 1 F.S. 8831-10 E. Front Rotor to Hub Screw Kit fits dual disc FX, XL 1978-1982. 5/16-18 x 7/8 F.S. 8758-10 F. Front Rotor to Hub Screw Kit fits single disc FX, XL 1974-1977. 1/4-20 x 5/8 F.S. 8759-5 G. Front Rotor to Hub Screw Kit fits 1974-80 FX, 1974-77 XL with mag wheel. 5/16-18 x 1-1/4 F.S. 9600-5 H. Front & Rear Rotor to Hub Thin Hex Head Bolt & Nut Kit fits 1973-1980 FL rear, 1973-1974 FL front, 1973 FX, XL front. OEM P/N 41198-73. 3/8-16 x 1 Hex. 8738-10 I. Front & Rear Rotor to Hub Bolt & Nut Kit. Same application as 8738-10 above but contains button head allen screws. 3/8-16 x 1 Button. 8739-10 J. Rear Cast Wheel Rotor Bolt Kit fits all 1979-1991 FX, FL and 1979-1996 XL with cast rear wheel. 3/8-16 x 1 Button. 9632-5 K. Front Rotor to Hub Screw & Nut Kit fits 1984-up FXST, FXWG. 5/16-18 x 7/8 Torx. 8794-10 L. Front Rotor to Hub Screw Kit fits 1984-up FX, FXR, XL, FLT single disc. Dual disc requires 2 sets. 5/16-18 x 7/8 Torx. 8793-5 M. Rear Brake Drum Bolt & Nut Kit. Special chrome plated shouldered bolts and locknuts fit 1952-1978 XL rear drum. 5/16-24 Special Hex. 8811-16 N. Rear Brake Drum Bolt & Nut Kit as above except cad plated. 5/16-24 Special Hex. 8812-16 O. Rear Rotor to Hub Bolt & Nut Kit fits XL, FLT, Softail and Dyna Glide 1992-up. OEM P/N 43567-92 screw. 3/8-16 x 1 Torx. 9807-10 P. Rear Disc Brake Rotor Screw Kit fits all models 1997-up with spoke rear wheel. OEM P/N 43562-92 screw. 3/8-16 x 1 Torx. 9818-5