Brembo Caliper P34 used on all of our rear disc conversions. This caliper has face mounted bleeder and banjo bolt hole that can be reversed so you can mount the caliper to the top or bottom. Includes pads. Specs: 34mm piston diameter Weight

This is a kit to adapter a wider wheel on the BMW airhead. We used this when going to a 150 tire but needed to notch the swing arm. Shifts wheel over 5/16". Specs: Stainless Steel Axle 6061-T6 Spacer 5/16" Offset BMW R45, R50, R60, R65, R75

Rear Drum-to-Disc Brake Conversion Hub — BMW Airhead (1970–1985) This hub is a direct bolt-on solution for converting BMW dual-shock Airhead models from rear drum brakes to a rear disc brake setup using a Brembo P32 or P34 caliper. Designed

The following rims are NOT pre-punched. Please state Make, Model and Year, Front or Rear, Disc or Drum when you submit your order in the notes. Rim lock holes can be drilled, but only upon request at the time of your order. Available in Sil