Four Seasons 67638 A/C Compressor

Reliable A/C Compressor for Audi Models

The Four Seasons Reman Compressor 67638 is designed to restore your vehicle's air conditioning system performance. Engineered for select Audi models, this remanufactured A/C compressor ensures compatibility and efficient cooling with R134a refrigerant.

• Compatible with Audi 90, 90 Quattro, 100, 100 Quattro, A4, A4 Quattro, A6, A6 Quattro, A8, A8 Quattro, Cabriolet, S4, S6, and V8 Quattro
• Designed for R134a refrigerant and uses PAG 46 compatible oil
• Includes clutch assembly with a maximum diameter of 5 inches
• Equipped with heat switch, rpm sensor, and speed sensor for precise operation
• Features a 6-groove serpentine pulley with a 5-inch diameter
• Oil filled and includes sensor port switch for seamless integration
• 12-volt coil with 1 wire lead for easy electrical connection
• Mounting type: tangent mount with a 1.703-inch distance from clutch to mounting flange
• Discharge and suction ports use O-ring seals for leak prevention

About the Four Seasons Reman Compressor Line

The Reman Compressor line by Four Seasons offers remanufactured A/C compressors that meet strict quality standards. These compressors are rebuilt to original equipment specifications, providing a cost-effective solution for restoring air conditioning systems in various Audi vehicles. The 67638 model maintains essential features such as the DCW17B compressor type and D163 compressor head, ensuring reliable performance and fitment.

Product Details and Specifications

This remanufactured A/C compressor is specifically engineered for Audi vehicles requiring a York-diesel Kiki-Zexel-Seltec type compressor. It includes a clutch and is pre-filled with oil to facilitate installation. The pulley system features a 6-groove serpentine belt design with a 127 mm diameter, ensuring proper belt alignment and tension. The compressor is equipped with spade terminal connections and a sensor port switch, supporting heat and speed sensing functions critical for system diagnostics and operation.

Common Applications and Problem Resolution

• Restores cooling performance in Audi A4 Quattro and A6 Quattro models
• Replaces failing or noisy compressors in Audi 90 and 100 series vehicles
• Addresses clutch engagement issues in Audi S4 and S6 models
• Solves refrigerant leaks due to worn O-rings on discharge and suction ports
• Improves system reliability in Cabriolet and V8 Quattro Audi vehicles

Installation Notes and Tips

Ensure the system is evacuated and flushed before installing the compressor. Verify compatibility with the vehicle’s refrigerant type R134a and use PAG 46 oil as specified. The mounting hardware is not included, so retain original bolts or source replacements. Properly torque the tangent mount bolts and confirm the clutch air gap is within manufacturer specifications. Electrical connections should be made to the spade terminals, and sensor ports must be securely connected to maintain system monitoring.

Quality Assurance and Warranty

The Four Seasons Reman Compressor 67638 undergoes rigorous remanufacturing processes to meet OEM standards. Each unit is tested for performance, durability, and leak resistance. This product includes a limited warranty covering defects in materials and workmanship, providing confidence in its reliability for Audi HVAC system repairs.