Gates 2/TR22570PB Accessory Drive Belt - Fan or Fan and Alternator

Reliable Accessory Drive Solution for Trucks and Buses

The Gates Truck & Bus Joined V-Belt 2/TR22570PB is engineered to provide consistent performance in heavy-duty vehicle applications. Designed with durable materials and precise construction, this accessory drive belt supports efficient power transmission in commercial trucks and buses.

• Top width: 1.38 inches (39 mm) total, with 2 strands each 0.6875 inches (17 mm)
• Effective length: 57.07 inches (1450 mm)
• Outside circumference: 57.95 inches (1472 mm)
• Notched construction for improved flexibility and heat dissipation
• Cord material: Polyester for strength and durability
• Belt material: EPDM for resistance to heat, ozone, and wear
• Cross section designation: Ra with a 40-degree angle

About the Gates Truck & Bus Joined V-Belt Product Line

The Truck & Bus Joined V-Belt line by Gates is specifically designed for commercial vehicle accessory drive systems. These belts feature a joined construction that enhances belt stability and reduces slippage under heavy loads. The notched design improves flexibility around pulleys, making them suitable for demanding truck and bus engine environments.

Detailed Product Description

The 2/TR22570PB accessory drive belt is constructed with two polyester cords embedded in an EPDM rubber matrix, providing a balance of tensile strength and resistance to environmental factors. The notched design allows the belt to bend easily around smaller pulleys, reducing stress and extending service life. With a top width of 1.38 inches distributed across two strands, this belt delivers reliable power transmission for accessory components such as alternators, air compressors, and water pumps in commercial vehicles.

Common Applications and Problem Solving

• Replacement for worn or cracked accessory drive belts in trucks and buses
• Solves issues related to belt slippage and loss of power transmission
• Addresses premature belt wear caused by heat and ozone exposure
• Improves accessory drive system efficiency in heavy-duty vehicles
• Reduces downtime due to belt failure in commercial fleet operations

Installation Notes and Tips

Ensure proper tensioning of the belt during installation to prevent slippage and premature wear. Inspect pulleys and accessory components for alignment and damage before fitting the belt. The notched design requires careful routing to maintain correct belt seating on pulleys. Use manufacturer-recommended tools and procedures for best results.

Quality Assurance and Warranty

Gates manufactures the 2/TR22570PB accessory drive belt to meet stringent quality standards for commercial vehicle applications. The EPDM material and polyester cords are selected for durability and resistance to environmental degradation. While specific warranty details are not provided, Gates products typically come with a limited warranty against manufacturing defects. Consult product documentation or authorized distributors for warranty information.