HomeHVAC > A/C Clutch and CompressorFour Seasons 4051N A/C Compressor Kit - Front and Rear
Part #: 4051N

Four Seasons 4051N A/C Compressor Kit - Front and Rear

PAC-Kit w/ New Compressor, Front and Rear
⚙️ 13 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$789.02Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦PAC-Kit w/ New Compressor, Front and Rear
🚗Fitment: Cadillac, DeVille, Eldorado, and Fleetwood
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable A/C Compressor Kit for Cadillac DeVille, Eldorado, and Fleetwood

The Four Seasons PAC-Kit w/ New Compressor 4051N offers a complete solution for restoring your Cadillac's air conditioning system. Designed specifically for Cadillac DeVille, Eldorado, and Fleetwood models, this A/C compressor kit ensures proper fitment and reliable performance.

  • Complete A/C compressor kit including a new compressor
  • Compatible with Cadillac DeVille, Eldorado, and Fleetwood models
  • Part number 4051N for precise identification
  • Manufactured by Four Seasons, a trusted brand in automotive HVAC parts
  • Designed to meet OEM specifications for fit and function

About the Four Seasons PAC-Kit w/ New Compressor Line

The PAC-Kit w/ New Compressor product line from Four Seasons provides a comprehensive HVAC solution by combining a new compressor with necessary components for a streamlined replacement process. This kit simplifies repairs by offering a matched compressor designed to work seamlessly with your vehicle's existing A/C system, reducing installation complexity and improving system reliability.

Product Details and Compatibility

The Four Seasons 4051N A/C compressor kit is engineered for Cadillac vehicles, specifically the DeVille, Eldorado, and Fleetwood models. This kit replaces worn or failing compressors to restore proper air conditioning function. The new compressor included in the kit is built to meet or exceed original equipment standards, ensuring consistent cooling performance and durability. Using the correct part number 4051N guarantees compatibility and helps avoid common issues related to improper fitment.

Common Issues Addressed by This A/C Compressor Kit

  • Loss of cooling due to compressor failure
  • Unusual noises from the A/C compressor clutch or compressor unit
  • Reduced refrigerant circulation affecting system efficiency
  • Intermittent or no engagement of the A/C compressor clutch
  • Leaks or mechanical wear in the compressor assembly

Installation Notes and Tips

When installing the Four Seasons PAC-Kit w/ New Compressor 4051N, ensure the system is properly evacuated and recharged with the correct refrigerant type and amount. Verify that the compressor clutch engages smoothly and that all connections are secure. It is recommended to inspect related components such as the condenser, receiver/drier, and expansion valve during installation to maintain overall system integrity.

Quality Assurance and Warranty

Four Seasons manufactures the 4051N A/C compressor kit to meet stringent quality standards. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Using this kit helps maintain the reliability and performance expected from your Cadillac's HVAC system.

This part fits 13 vehicles. Search below:

YearMakeModelPositionNotes
1967CadillacDeVilleFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1967CadillacEldoradoFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1967CadillacFleetwoodFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1966CadillacDeVilleFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1966CadillacEldoradoFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1966CadillacFleetwoodFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1965CadillacDeVilleFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1965CadillacEldoradoFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1965CadillacFleetwoodFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1964CadillacDeVilleFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1964CadillacEldoradoFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1963CadillacDeVilleFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor
1963CadillacEldoradoFront and Rearw/ A6 Compressor; w/ Expansion Valve; Compresor w/ Double Groove Pulley; 58088 (New Compressor), 33215 (Filter Drier), 38622 (Exp Valve), 38652 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2); PAC-Kit w/ New Compressor

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.