3/26/2018
Chain Drive and Flywheel Replacement
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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
.
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.
