Four Seasons 6584R A/C Compressor Kit - Front and Rear

Four Seasons PAC-Kit w/ Reman Compressor

Four Seasons 6584R is an A/C compressor kit for select Chevrolet and GMC vans with the A6 compressor setup. It is built for 1980-1984 Chevrolet G10, G20, and G30, plus GMC G1500, G2500, and G3500 applications with front and rear HVAC coverage.

The Four Seasons PAC-Kit line combines the remanufactured compressor with the related A/C service components needed for a proper repair on the listed vehicles. For Chevrolet G10 and GMC G1500 owners, as well as Chevrolet G20, G30, GMC G2500, and GMC G3500 applications, this kit supports a direct-fit repair path for the original A6 compressor system.

Key Features

• Four Seasons PAC-Kit w/ Reman Compressor for A/C system service
• Fits 1980-1984 Chevrolet G10, G20, G30, front and rear
• Fits 1980-1984 GMC G1500, G2500, G3500, front and rear
• For vehicles with A6 compressor configuration
• Compressor with 5.12-inch diameter pulley
• Compressor with metric threads and single-groove pulley
• Part number 6584R for catalog and service lookup

Detailed Description

Four Seasons 6584R is an A/C compressor kit for classic Chevrolet and GMC van platforms that use the A6 compressor arrangement. It is listed for 1980-1984 Chevrolet G10, G20, and G30, as well as 1980-1984 GMC G1500, G2500, and G3500, with front and rear HVAC coverage. The kit is specified with a 5.12-inch pulley, metric threads, and a single-groove pulley, making it a focused replacement choice for the original system layout.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Weak or non-functioning cabin cooling
• Compressor noise from a worn A/C compressor
• Loss of refrigerant circulation in the HVAC system
• Service needs on original A6 compressor-equipped vans
• Fitment issues when replacing the factory compressor assembly

Installation Notes and Tips

Verify the vehicle uses the A6 compressor setup before ordering. Confirm pulley diameter, thread style, and single-groove pulley configuration against the original unit on the vehicle. Inspect the surrounding A/C components and system condition during service so the replacement compressor is installed into a clean, properly prepared system.

Quality Assurance

Four Seasons supplies aftermarket HVAC components for vehicle air conditioning service. Part number 6584R is cataloged as a remanufactured compressor kit for the listed Chevrolet and GMC applications.