8.50
Steering and Suspensions
Progressive 121 Rear Crank/Rear Scissor Assembly
Assembly Notes
• Never re-use lock nuts. Always replace with new
pa
rts.
• All pivots must rotate freely after tightening
fa
steners.
A: 33 ft-lbs (44.7 Nm)
B: 60 ft-lbs (80 Nm)
REAR CRANK
UPPER CARRIER WHEEL ASM.
REAR PIVOT
PLUG
CRANK BUSHINGS
A
B
B
A
B
B
A
A
CRANK BUSHINGS
CRANK BUSHINGS
PIVOT BUSHINGS
PIVOT BUSHINGS
BUSHING
BUSHING
WASHERS
BUSHING
BUSHING
PIVOT SHAFTS
WASHER
WASHER
SPACER
SPACER
METRIC FASTENERS
Some rail shaft fasteners are pre-coated with locking
agent. Never re-use these fasteners once removed.
Always use new pre-coated fasteners.