Restore cold-air cooling to your GM truck with the Four Seasons Remanufactured A/C Compressor 57273, a GM HR6/DA6 unit that drops in as a direct-fit replacement for the 1985-1986 Chevrolet C20, C20 Suburban, C30, K30 and GMC C2500, C2500 Suburban, C3500, K3500; the 1987-1988 Chevrolet R20, R20 Suburban, R30, V20 Suburban and V30; the 1989-1991 Chevrolet G30, R2500 Suburban, R3500, V3500 and GMC G3500; and the 1987-1991 GMC R2500 Suburban, R3500 and V3500 — see the Buyer's Guide tab for the full list. It's the pump that circulates refrigerant through the A/C system.
- 100% tested: Each remanufactured compressor is tested so function and noise level meet or exceed OE specifications.
- Pre-charged: Ships with 3 ounces of PAG oil for R134a or R1234yf applications.
- Leak-checked: Individually vacuum and pressure tested to confirm no leaks.
- Ready to install: Includes the R12/R134A/1234yf required O-rings and sealing washers.
Configured for R134A with a 12V clutch (included), a single-groove V-belt pulley (5.125 in diameter, 0.500 in belt width), spade connector and Type VI mounting. A high-pressure switch and mounting hardware are not included. Manufacturer part number 57273.
