Caterpillar Hydraulic Oil Cooler Tube Assembly 451-8371 is a hydraulic oil cooler product that removes excess heat from the hydraulic-oil circuit. It is listed for Caterpillar heavy-equipment applications; use part number 451-8371 as the primary identification reference.
- Part Number: 451-8371
- Brand: Caterpillar
- Product Category: Hydraulic Oil Cooler
- Equipment Type: Track Loader
- Compatible Models: 297D2 XHP, 299D2 XHP
- 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.





