trialsrfun Posted August 2, 2013 Report Share Posted August 2, 2013 (edited) Does anyone please know the bearing sizes or numbers for a 250cc OSSA TR77 so that I can have them to hand ready for the rebuild, Mains, bearings & seals, are both main bearings C3 type Gearbox bearings & seal Frame steering head Front & rear wheel bearings Edited August 3, 2013 by trialsrfun Quote Link to comment Share on other sites More sharing options...
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