Caterpillar Carrier Roller Assembly 381-3040 is a carrier roller product that supports the upper track chain and helps maintain alignment. It is listed for Caterpillar heavy-equipment applications; use part number 381-3040 as the primary identification reference.
- Part Number: 381-3040
- Brand: Caterpillar
- Product Category: Carrier Roller
- Equipment Type: Mini Excavator
- Compatible Models: 302.2D, 301.7D CR, 301.4C, 301.7D
- Engine Models: Confirm by equipment serial number
- Condition: New
Fitment can vary by machine configuration and serial-number range. Compare the original part number, dimensions, connectors and mounting points before purchase.





