UA-215670544-1

4-Piston

  • Current

RB4045 (38/38mm) - Front
 
RB4028 (30/30mm) - Rear

RB460 (40/44mm)

RB4L1 (40/44mm) - Front

RB4L2 (32/34mm) - Rear
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RB4M2: (30/30mm) = Porsche 991 Rear

RB4M3: (32/34mm) = Nissan GTR Rear


  • Discontinued (Maintenance parts are still available)
RB4000 Series

=RB4045 (38/38mm) - Front

CP4 Series

=RB4045 (38/38mm) - Front
 
RB400 Series

RB430/RB440 (36/38mm) - Front