Caterpillar Hydraulic Cylinder Seal Kit 276-4172 is a seals & filters product that supports fluid sealing, contamination control and system protection. It is listed for Caterpillar heavy-equipment applications; use part number 276-4172 as the primary identification reference.
- Part Number: 276-4172
- Brand: Caterpillar
- Product Category: Seals & Filters
- Equipment Type: Mini Excavator, Backhoe Loader
- Compatible Models: 308, 309, 307D, 308E, 308D, 307E2, 308E2 CR, 416, 432, 450, 420XE, 420F2, 416E, 416F, 420D, 444, 420E, 430D, 440, 420, 416D, 430F2, 416F2, 450E, 415F2, 450F, 420F, 430E, 430F
- 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.





