HomeHVAC > A/C Clutch and CompressorUniversal Air KT1851 A/C Compressor and Component Kit
Part #: KT1851

Universal Air KT1851 A/C Compressor and Component Kit

Compressor Replacement Kit
2 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$360.15Free 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
Compressor Replacement Kit
Fitment: INFINITI and Nissan, QX4 and Pathfinder
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 Infiniti Pathfinder and Nissan QX4

The Universal Air Compressor Replacement Kit KT1851 is designed specifically for select Infiniti and Nissan models, including the Pathfinder and QX4. This kit provides a direct replacement solution for your vehicle's A/C compressor, ensuring proper climate control system function.

  • Compatible with Infiniti Pathfinder and Nissan QX4 models
  • Part number KT1851 for precise identification
  • Complete A/C compressor kit for efficient HVAC repair
  • Manufactured by Universal Air, a recognized brand in automotive HVAC components
  • Designed to meet OEM specifications for fit and performance

About the Universal Air Compressor Replacement Kit Line

The Compressor Replacement Kit line from Universal Air focuses on providing comprehensive solutions for A/C compressor repairs. These kits include all necessary components to replace the compressor unit, facilitating a streamlined installation process. The KT1851 is part of this line, tailored to fit specific Infiniti and Nissan vehicles, ensuring compatibility and reliable operation within the HVAC system.

Product Details and Application

The Universal Air KT1851 A/C Compressor Kit is engineered to restore the air conditioning system's cooling efficiency in Infiniti Pathfinder and Nissan QX4 vehicles. This kit replaces the compressor component responsible for circulating refrigerant through the A/C system. Proper function of this part is critical for maintaining cabin comfort and preventing further HVAC system damage.

Common Issues Addressed by This Compressor Kit

  • Loss of cooling performance in Infiniti Pathfinder and Nissan QX4 A/C systems
  • Compressor failure causing unusual noises or system shutdown
  • Refrigerant leaks or pressure inconsistencies within the compressor
  • Clutch engagement problems affecting compressor operation
  • HVAC system cycling or overheating due to compressor malfunction

Installation Notes and Tips

  • Ensure vehicle compatibility by verifying make, model, and year before installation
  • Follow manufacturer torque specifications when mounting the compressor
  • Replace the receiver/drier and flush the A/C system to prevent contamination
  • Use proper refrigerant and oil types as specified for the vehicle
  • Test the system for leaks and proper clutch engagement after installation

Quality Assurance and Warranty

Universal Air provides this Compressor Replacement Kit KT1851 with quality standards aligned to OEM requirements. While specific warranty details are not provided here, Universal Air products typically include coverage against manufacturing defects. It is recommended to consult the product documentation or supplier for exact warranty terms.

This part fits 2 vehicles. Search below:

YearMakeModelPositionNotes
2000INFINITIQX4N/AComplete Kit Includes #(s) CO 10555JC,EX 10111C,RD 11102C,RO 0900B,RS 2571; From 01/01/2000; Compressor Replacement Kit
2000NissanPathfinderN/AComplete Kit Includes #(s) CO 10555JC,EX 10111C,RD 11102C,RO 0900B,RS 2571; From 01/01/2000; Compressor Replacement Kit

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

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.