Gates TR28390 Accessory Drive Belt - Air Conditioning

Truck & Bus V-Belt for Heavy-Duty Drive Systems

The Gates TR28390 is a Truck & Bus V-Belt built for heavy-duty truck, bus, and off-road accessory drive systems. Its notched construction and EPDM belt material help it handle normal shock loads while maintaining consistent drive performance in demanding service.

Gates Truck & Bus V-Belt products are built for commercial-duty applications where accessory drive stability matters. This Green Stripe series belt is engineered for heavy-duty use in truck and bus service, including applications that see frequent load changes and vibration.

• Truck & Bus V-Belt for accessory drive belt system service
• Gates TR28390 part number for direct replacement searches
• Notched construction for flexibility in pulley operation
• EPDM belt material for durable heavy-duty service
• Polyester cord material for stable belt structure
• VA cross section with 36-degree angle
• Effective length: 992 mm / 39.05 in
• Outside circumference: 1007 mm / 39.63 in

Detailed Product Overview

The Gates TR28390 accessory drive belt uses a single-strand VA section with a 20 mm top width and notched profile to support reliable belt tracking in commercial vehicle applications. It is a direct-fit style replacement for heavy-duty systems that require a Truck & Bus V-Belt with EPDM construction and polyester reinforcement. Search terms such as heavy-duty truck accessory drive belt, bus V-belt replacement, and off-road equipment drive belt all align with this part’s intended service profile. This part cross-references Dayco 28390 for the same application.

For buyers searching by vehicle keywords, the Gates TR28390 is commonly referenced in truck and bus belt replacement searches, including commercial-duty Ford truck and bus applications and other heavy-duty make/model listings where this belt size and section are specified. Use the part number TR28390 when matching the belt to the existing application or service catalog.

Common Problems This Belt Can Address

• Squealing or slipping from a worn accessory drive belt
• Cracking, glazing, or fraying on the existing belt
• Loss of accessory drive consistency under shock loading
• Reduced belt tracking in heavy-duty truck or bus service
• Service replacement for a belt with the wrong length or section

Installation Notes and Tips

Verify belt length, section, and pulley routing before installation. Confirm the belt matches the vehicle’s accessory drive layout and inspect pulleys, tensioners, and driven accessories for wear before fitting the new belt. For fitment-based searches, confirm the application by year, make, and model before ordering TR28390.

Compatible With confirmed truck and bus applications listed in catalog fitment data. Fits 2006-2011 Ford F-650, front accessory drive; Fits 2006-2011 Ford F-750, front accessory drive.

Quality Assurance

Gates is a recognized supplier of belt-drive components for commercial and industrial vehicle service. The TR28390 is part of the Gates Green Stripe Truck and Bus Series, built for heavy-duty accessory drive use in truck, bus, and off-road equipment applications.