Global Parts 6513641 A/C Compressor

Overview

Global Parts 6513641 is a new A/C compressor for heavy-duty truck applications that require an SD7H15 design with a serpentine pulley and 12-groove drive. It comes oil filled and includes the clutch, making it a direct replacement option for service work on Freightliner and Western Star platforms.

Compatible With Freightliner Cascadia, Columbia, Classic, Argosy, Century Class, and Coronado, as well as Western Star 4800, 4900, 4900E, 4900EX, 4900FA, 4900SA, 5800, and 5900 applications. Part number 6513641 is also referenced by Four Seasons 168510 for the same application.

Key Features

• New compressor construction for replacement service
• SD7H15 compressor type with 12-groove serpentine pulley
• Oil filled from the factory for the listed application
• Clutch included for a complete compressor assembly
• Uncoated finish with natural case color

Detailed Description

Global Parts 6513641 is built as a new compressor for commercial HVAC service on select Freightliner and Western Star trucks. The unit uses an SD7H15 compressor type, a 12-groove serpentine pulley, and 12-volt coil operation. Its 4.97-inch outside pulley diameter and factory oil fill support installation on the listed applications, while the included clutch simplifies replacement of the compressor assembly. Part number 6513641 is a fitment-specific solution for 2000-2015 heavy-duty truck platforms, including Freightliner Cascadia and Western Star 4900-series models.

Common Issues It Can Address

• Loss of A/C compressor function
• Noisy or seized compressor operation
• Reduced cabin cooling performance
• Clutch-related compressor engagement problems
• Leak-related compressor replacement needs

Installation Notes and Tips

Verify compressor type, pulley groove count, belt type, and electrical coil voltage before installation. Confirm the vehicle application against the fitment list for Freightliner and Western Star models, since this part number 6513641 is used across multiple year ranges. Mounting hardware is not included.

Quality Assurance

Global Parts states that each new compressor design is helium leak tested and subjected to a 200,000-mile durability test. The compressor is supplied with the proper oil charge for each application.