Caterpillar Hydraulic Oil Cooler Core 601-3543 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 601-3543 as the primary identification reference.
- Part Number: 601-3543
- Brand: Caterpillar
- Product Category: Hydraulic Oil Cooler
- Equipment Type: Bulldozer
- Compatible Models: D6R, D6R XL, D6N, D6R LGP, D6R II, D5R2
- 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.





