Caterpillar Track Roller Group 366-3380 is a track roller product that supports and guides the lower track chain under working load. It is listed for Caterpillar heavy-equipment applications; use part number 366-3380 as the primary identification reference.
- Part Number: 366-3380
- Brand: Caterpillar
- Product Category: Track Roller
- Equipment Type: Rotary/Track Drills, Excavator, Material Handler, Mobile Hyd Power Unit
- Compatible Models: MD6640, 5090B, 5080, 385C, 375-A, 390D, 390D L, 365C L, 385C FS, 385C L, 365B II, 385C L MH, 365C, 385B, 365B, MH3295
- 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.





