Has anyone run into this problem before? A 1990 Yamaha 350 Big Bear. Needed to replace swingarm bearings and rubber boot. Bearings done but when we (mechanic neighbour and self) went to replace the rubber boot with the factory issued new one (from Yamaha dealer) it was the wrong size. One end (swingarm end) fits fine but the other (trans side) is considerably larger - no possible fit. Both ends should be approximately same size as the swingarm end.
Dealer says the previous owner likely switched out the rear end; but mechanic says there would be clear evidence of jerry rigging. He thinks poss