Triumph / BSA Singles Trap Door Oil Seal (1) 40-0243 C15 / B40 / Etc

New BSA Unit Singles Clutch Backing Plate Oil Seal. This oil seal installs on the alloy plate that sits behind the clutch basket chainwheel. This is a very high quality seal to replace part number 40-0243. Fits all BSA unit singles (C15, B40, B44, B50, Etc) from 1958-1972. Also fits all Triumph 250 TR25W & Trailblazer models from 1967-1972. Please refer to your parts catalog for proper fitment.

*****Always check your parts book!*****

Made in Taiwan
O.E.M Part number is 40-0243