CATERPILLAR E320D track roller(1634143;CR5572;993597)excavator undercarriage part OEM quality track roller source factory

Product Specifications

1.Function of the Track Roller

• Supports the excavator’s weight.

• Guides the track chain.

• Reduces friction between the track chain and the undercarriage.

2. Common Issues with Track Rollers

• Wear & Tear: Over time, rollers lose lubrication and develop play.

• Seal Failure: Leads to grease leakage and dirt ingress.

• Bearing Damage: Causes noise and uneven roller rotation.

• Corrosion or Physical Damage: From harsh working conditions.

3. Replacement Signs

• Excessive noise (grinding, squeaking) from undercarriage.

• Uneven track movement or misalignment.

  

  

  If you need the exact part number, provide your E320’s serial number or consult the Caterpillar SIS (Service Information System). Let me know if you need help with installation or troubleshooting!