Caterpillar — Track Removal
Repair & overhaul
From a Caterpillar service manual covering: Challenger 65, Challenger 70, Challenger 75, Challenger 85, Challenger 95. Check it applies to your exact model before use.
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Before you start
- Care is needed or track damage can occur.
- Track must be raised above guide lug height for removal.
Procedure
- Remove the outside front idler bolts and spacer plates (1 1/2 inch socket).
- Remove the outside front idler, using pilot pins to support the inner idler.
- Release air from the air suspension bag on the midroller assembly to take pressure off the midrollers.
- Slide the track off the inner front idler, under the midrollers, out of the drivewheel groove and off the machine.
- Remove the 2 smaller bolts holding the inner idler, then remove the inner idler wheel.
- Clear all debris and mud off the hub, axle, etc.
Tools required
- 1 1/2 inch socket Amazon
- Pilot pins Amazon
- Boom truck or forklift Amazon
- Come-along Amazon
- Chain or strap Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Caterpillar service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.