6-4
KM477
CLEANING AND INSPECTING
1. Inspect the sprocket teeth for wear. If they are
worn as shown, replace the engine sprocket, rear
sprocket, and drive chain as a set.
ATV2185
2. Measure the rear axle runout as shown using V
blocks and a dial indicator. If the axle runout
exceeds 1.5 mm (0.06 in.), the axle must be
replaced.
KM480
3. Inspect the dust seals for wear or damage. If any
defect is found, replace the dust seal.
4. Inspect the axle bearings by rotating them by
hand. If any roughness, binding, or excessive
looseness is found, replace the axle bearings.
NOTE: If the axle bearings are replaced, replace
the dust seals with new ones. Always pack the
bearings with a good quality wheel bearing grease.
Removing Bearings
1. Remove the dust seals using an appropriate seal
removal tool; then using an appropriate driver,
drive the bearings out of the axle housing.
Account for one spacer.
NOTE: Do not reuse bearings after removal.
KM486
2. Clean the axle housing and inspect for cracks,
elongated holes, and wear in bearing bores.
Installing Bearings
1. Pack the new bearings with a good quality
wheel bearing grease; then install the right bear-
ing first using an appropriate bearing installer.
The sealed side of the bearing must be directed
inward.
2. Install the spacer; then install the left bearing.
KM486
3. Install new dust seals and lightly coat the lips
with grease.
INSTALLING
1. Install the axle housing in the swing arm; then
install and finger-tighten the two cap screws.
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Summary of Contents for DVX 250 2007
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