Caterpillar Air Control Dryer 2G-2159 is a a/c receiver drier product that stores and dries refrigerant while filtering system contaminants. It is listed for Caterpillar heavy-equipment applications; use part number 2G-2159 as the primary identification reference.
- Part Number: 2G-2159
- Brand: Caterpillar
- Product Category: A/C Receiver Drier
- Equipment Type: Wheel Tractor, Wheel Scraper, Off-Highway Truck, Tractor, Wheel Loader
- Compatible Models: 621, 639D, 615C, 633E II, 627B, 627E, 623B, 627F, 615C II, 631D, 651B, 631E, 623E, 623F, 651E, 621B, 657E, 637D, 657B, 637E, 615, 621E, 621F, 633D, 641B, 611, 771D, 771C, 775D, 775B
- 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.





