BSA Singles Kickstart Quadrant 3/4" 57-4070 - 1968-70

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  • Regular price $ 179.95
  • Will be in stock after


New BSA Singles Kickstart Quadrant. Replaces BSA part number 57-4070 - quality is superior over the original BSA kickstart quadrants - hardened steel. Needle bearing not included. Quadrant is the 3/4" variety suited for BSA & Triumph unit singles (B25, TR25W, B44, etc) from 1968-1970 only. Please refer to your parts catalog for proper fitment.



•Made in England
•O.E.M Part number is 57-4070, T4070, 57-2643, T2643, 57-4592 or T4592