An inexpensive way to more seating comfort: standard hardness. Produced from high quality material.
Best quality in the original look and shape of the 70s and 80s.
BMW R80GS, R80GS PD, R100GS, R100GS PD
Seat core foam-rubber, for seat GS paralever, low
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Seat shaped part, hard
R90S, R100S, CS, RS, RT...