Four Seasons 5921PK A/C Compressor and Component Kit - Front and Rear

Complete A/C Kit for Astro and Safari

Four Seasons 5921PK is a Complete A/C Kit with a new compressor for select Chevrolet Astro and GMC Safari applications. It combines the major air conditioning service components needed for a full system refresh, including the compressor, accumulator, orifice tube, expansion valve, oil, and O-rings.

Key Features

• Complete Air Conditioning Kit with new compressor
• Includes compressor oil and O-rings
• Uses R134a refrigerant
• Orifice tube system with standard white orifice tube
• Receiver drier/accumulator with female O-ring inlet and male insert O-ring outlet
• Limited Lifetime warranty

Product Details

This Four Seasons Complete A/C Kit is built around part number 5921PK and is intended for front and rear HVAC systems on select Chevrolet Astro and GMC Safari vans. The kit includes a premium compressor, accumulator, orifice tube, expansion valve, oil, and O-rings, giving you the core components needed to service the air conditioning circuit in one application-focused package. It is specified for R134a refrigerant systems and uses a standard orifice tube setup with a 0.072 in. orifice diameter.

Four Seasons Complete A/C Kit line focuses on replacing the primary wear items in the air conditioning system with matched components. For buyers searching for a Chevrolet Astro A/C compressor kit or a GMC Safari complete A/C kit, 5921PK provides a direct-fit service solution for the listed model years and configurations.

This part cross-references Four Seasons 5921PK for the same application.

What It Helps Address

• Weak or inconsistent cabin cooling
• Compressor noise or compressor failure
• Restricted refrigerant flow through the orifice tube
• Loss of system efficiency from worn accumulator or expansion components
• Contamination concerns after A/C component replacement

Installation Notes and Tips

• Verify vehicle year, make, model, and HVAC configuration before ordering.
• Confirm the system uses R134a refrigerant.
• Replace the accumulator, orifice tube, expansion valve, and O-rings during service to support a complete repair.
• Inspect the system for debris or contamination before charging.
• Follow OEM service procedures for evacuation, oil balancing, and recharge.

Quality Assurance

Four Seasons 5921PK includes a limited lifetime warranty. It is listed for 2002-2005 Chevrolet Astro, 2001-2005 GMC Safari, 1996-2001 Chevrolet Astro with HT6 compressor, and 1996-2000 GMC Safari with HT6 compressor, all in front and rear HVAC applications.