Ring (metal cap) beneath steering head bearing in OEM quality
For all two valve boxer models
Compare: 31421234509 / 31-42-1-234-509
BMW R 50/5, R 60/5, R 75/5, R 60/6, R 75/6, R 90/6, R 90S, R 60/7, R 75/7, R 80/7, R 80RT, R 80, R 100/7, R 100S, R 100RS, R 100RT, R 100CS, R 45, R 65, R 65LS, R 80G/S, R 80ST, R 65GS
Paralever R 80GS, R 100GS, R 80GS PD, R 100GS PD, R 80R, R 100R, R 100R Mystic, R 80GS Basic
Monolever R 65, R 80, R 80RT, R 100RS, R 100RT
BMW K 100, K 100/2, K 100RS, K 100RT, K 100LT, K 75, K 75C, K 75/2, K 75S, K 75RT, K1, K 100RS 16V, K 1100LT, K 1100RS
Fork oil seal for all /5 /6 and /7 models, R45/R80/R100 to...