top of page

Lace hub conversion for BMW's 1970-1984 dual shock models R65, R75, R80 and R90. Replaces stock drum wheel with disc brake conversion. We eliminated the tapered bearing setup with modern sealed bearings (included). 


Original Spline coupling must be reused from stock wheel. The rivets can easily be drilled out. Replacement bolts are provided to remount spline drive.

Fits BMW Airhead.


Direct bolt-on:

  • 1970-1984 converting from drum brake R65, R75, R80, R90
  • 1970-1973 must drill out drive dog (splined coupling) to accept M6 screw.
  • OR replace drive dog (spline coupling) with OE #36311232525 



  • CNC'd from solid billet aluminum. 
  • Lightweight design.
  • Available in bare aluminum or anodized black
  • Comes in 40 hole.


Rotor required:

  • DUCATI Monster 400 600 620 750 800 888 900 1000
  • OEM #BKM-96-2031


Caliper Required:

  • Brembo P32 or P34 (offered on the site here)
  • Used on most Ducati Models
  • OEM #


Kit does not include

  • Rotor
  • Caliper
  • Brake line
  • Master Cylinder


BMW 2 Valve Rear Disc Conversion R60, R75, R80, R90 1970-1984

    bottom of page