19. The solution is to replace the bearing with this Timken bearing sleeve and dual tapered Timken bearings. Offered by JIMS Machine and H-D’s Screamin’ Eagle line, this sleeve is made out of high-quality steel and the addition of the Timken bearings make for a much stronger, more durable setup. Here we are looking at the inside of the left case half. The Timken setup doesn’t require precision machining, but the case does have to be drilled and tapped so the sleeve can be secured in place.