Four Seasons 4052R A/C Compressor Kit - Front and Rear

Four Seasons 4052R PAC-Kit Overview

The Four Seasons 4052R is a PAC-Kit with reman compressor for select Cadillac A/C systems. It is built for 1968 Cadillac DeVille and Fleetwood models before serial no. 114153, plus 1969 Cadillac Eldorado applications with an A6 compressor and expansion valve setup.

Use this kit when servicing a Cadillac A/C compressor replacement on front and rear HVAC systems that use a double groove pulley configuration. The Four Seasons PAC-Kit w/ Reman Compressor line groups the core compressor service components needed for these specific factory-style applications.

Key Features

• Part number: 4052R
• Brand: Four Seasons
• Brand line: PAC-Kit w/ Reman Compressor
• Category: A/C Compressor Kit
• Fits front and rear HVAC applications
• For Cadillac systems with A6 compressor and expansion valve configuration
• Application-specific fitment for double groove pulley setups

Vehicle Fitment

• Fits 1969 Cadillac Eldorado, front and rear, w/ A6 compressor; w/ expansion valve; compressor w/ double groove pulley.
• Fits 1968 Cadillac DeVille, front and rear, w/ A6 compressor; w/ expansion valve; before serial no. 114153; compressor w/ double groove pulley.
• Fits 1968 Cadillac Fleetwood, front and rear, w/ A6 compressor; w/ expansion valve; before serial no. 114153; compressor w/ double groove pulley.

What It Helps Address

• Loss of A/C compressor function in a factory-style Cadillac system
• Noisy or worn compressor operation
• Reduced cabin cooling performance
• Service needs on A6 compressor-equipped Cadillac HVAC systems
• Fitment issues on vehicles with double groove pulley compressor setups

Installation Notes

Verify the vehicle’s compressor style, pulley configuration, and serial number break before ordering. This part cross-references common service applications for the same use case. Confirm the existing A/C system uses an A6 compressor and expansion valve layout before installation.

Quality Assurance

Four Seasons supplies application-specific HVAC service parts for automotive A/C repair. Part number 4052R is cataloged for the listed Cadillac fitments to support accurate replacement selection.