Four Seasons 4055R A/C Compressor Kit - Front

Four Seasons PAC-Kit w/ Reman Compressor

Four Seasons 4055R is an A/C compressor kit for select classic GM applications that use an A6 compressor. It is built for direct replacement service on vehicles such as the Chevrolet Blazer, Chevrolet C10 Suburban, and GMC Jimmy with the listed pulley and system configurations.

Key Features

• Four Seasons PAC-Kit w/ reman compressor for A/C service
• Application-specific coverage for 1963-1972 Buick, Chevrolet, GMC, and Oldsmobile models
• Fits A6 compressor systems with 6" diameter pulley requirements on listed vehicles
• Includes coverage for front-mounted applications where specified
• Part number 4055R for catalog and service matching

Application Details

This Four Seasons 4055R kit is listed for classic HVAC service on 1963-1965 Buick Riviera, 1965-1966 Oldsmobile Starfire, 1969-1972 Chevrolet Blazer, 1969-1972 Chevrolet C10 Suburban, 1969-1972 Chevrolet C20 Suburban, 1969-1972 Chevrolet K10 Suburban, 1969-1972 Chevrolet K20 Suburban, and 1970-1972 GMC Jimmy. Notes vary by vehicle and include A6 compressor requirements, single-groove pulley or 6" diameter pulley specifications, and expansion valve system details where applicable. The part number 4055R is useful when sourcing the correct A/C compressor kit for these older GM platforms.

Common Problems This Kit Addresses

• Loss of cabin cooling from a worn or failed A/C compressor
• Noisy compressor operation in A6-equipped systems
• Reduced refrigerant circulation in aging HVAC systems
• Poor A/C performance on classic Chevrolet Blazer and GMC Jimmy applications
• Service replacement needs for Buick Riviera and Oldsmobile Starfire A/C systems

Installation Notes and Tips

Verify compressor style, pulley diameter, and system notes before ordering. Confirm the vehicle’s A6 compressor setup and match the listed front application details for Chevrolet Blazer, Chevrolet C10 Suburban, and GMC Jimmy models. System flushing and correct oil selection should be handled according to the vehicle’s A/C service requirements and the notes provided for this application.

Quality Assurance

Four Seasons is a recognized aftermarket brand for HVAC service parts, and this remanufactured compressor kit is cataloged for specific OE-style applications. Use the part number 4055R to confirm the correct listing for your vehicle before installation.