Shimano Freehub Bearing Repair FH M678 DEORE SLX XT SAINT ZEE

FH-M678 repair. 0:00 The basics 00:39 Main tools needed 2:16 Freehub tool install 3:49 Undoing top of freehub 5:29 Removing freehub body from wheel hub 6:13 What the FH-M678 looks like 6:43 Freehub top disassembly 9:00 Opening the main body of the freehub 10:48 Pawl system strip 12:24 Pawl discussion 13:20 Pawl system rebuild 15:17 To grease or not to grease? 16:35 Army of ball bearings 21:13 Installing pawl system back into the Fhub body 23:35 Rebuilding the top of the freehub (Washers) 25:10 Nothing really, just some sped up footage 26:53 How the top bearings should look 27:07 Top back on 28:34 Reinstalling the freehub to the wheel hub 29:58 Tightening the freehub bearing race on the wheel Bearings are 3/32 which is 2.38mm. Grade 10 is recommended. Chrome steel or stainless steel. 15mm allen key needed to remove the freehub from the wheel. This ebay link is not affiliated with me and it's not my account. Freehub tool - https://www.ebay.co.uk/itm/304080616323?hash=item46cc9dfb83:g:FNUAAOSw4qZeHAHW The music is free from slip.stream, they allow you to use it in YT videos without copyright strikes under certain circumstances.