Chain Drive and Flywheel Replacement
(Chain drive bikes only).
About
This procedure provides instruction to remove and install the Chain Drive and Flywheel.
Chain replacement requires removal of the flywheel so this procedure provides instructions for
both chain and flywheel replacement.
WARNING:Personal injury is possible while removing/installing the flywheel. The
flywheel weighs approximately 43 lbs (19.5 kgs) and can pinch or fall onto fingers or
other extremities causing personal injury.
ID Part
Chain
Flywheel
Chain Tensioner
Chain Sprocket Finger Guard
Frame Cross Member
Flywheel Axle Nut
Specifications
System Component Specification
Chain Drive Tension 1/2 in (1.3 cm) up/dwn travel
Axle Nut Torque 29.5 ft-lbs (40 Nm)
Procedure
Review entire procedure before starting.
Removal instructions
1. Remove front and rear chain guards, see "Belt/Chain Guard Cover Replacement" on
page18.
2. Remove all brake pad resistance by turning the resistance knob counter clockwise (-).
3.
Remove the rear chain sprocket finger guard by removing the fasteners (2x) using a
5 mm hex key. Retain fastener hardware for installation.
27