1994-2001 Yamaha YZ125 – Clutch Specifications

Yamaha LogoClutch Specifications For Your 1997-2001 Yamaha YZ125

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Clutch Service Specifications

New – mm (in.)Service Limit – mm (in.)
Clutch Spring Free Length40.1 (1.58)38.1 (1.5)
Friction Disc Thickness2.9 – 3.1 (0.114 – 0.122)2.7 (0.106)
Steel Plate Thickness1.5 – 1.7 (0.059 – 0.067)
Steel Plate Warpage0.05 (0.002)
Number Of Clutch Plates
– Clutch Plates7
– Friction Discs8

 

Clutch Torque Specs

ft.-lbin.-lb.N•n
Clutch Nut5980
Clutch Spring Bolts8810
Clutch/Crankcase Cover Bolts8810
Governor Shaft Allen Bolts445
Kickstarter Pedal Bolt8810
Rear Brake Pedal Bolt1419
Shift Shaft Return Spring Pin2230
Shift Lever Bolt8810
Shift Guide Bolt8810
Primary Drive Gear4055

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