Gates K061380HD Serpentine Belt - Fan, Alternator or Power Steering and Air Conditioning

Reliable Serpentine Belt for Heavy Duty Chevrolet and GMC Trucks

The Gates FleetRunner Heavy Duty Micro-V Belt (Part Number K061380HD) is engineered to meet the demanding needs of heavy-duty trucks. Designed specifically for Chevrolet and GMC Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD models, this serpentine belt ensures consistent performance under tough conditions.

• Top width options: 0.807 inches (20 mm)
• Effective length: 138.03 inches (3506 mm)
• Outside circumference: 138.625 inches (3521 mm)
• 6-rib design for optimal power transmission
• Durable EPDM belt material with polyester cord reinforcement
• Cross section designation: K, suitable for heavy-duty automotive applications
• OE improved rating for reliable replacement performance

About the FleetRunner Heavy Duty Micro-V Belt Line

The FleetRunner Heavy Duty Micro-V Belt line by Gates is designed to provide enhanced durability and performance for commercial and heavy-duty vehicles. This product line focuses on delivering belts with improved wear resistance and strength, making them suitable for demanding accessory drive systems. The K061380HD model is part of this line, offering a robust serpentine belt solution for Chevrolet and GMC heavy-duty trucks.

Product Details and Specifications

This automotive v-ribbed belt features a 6-rib design that balances flexibility and strength, allowing it to efficiently drive multiple engine accessories. Constructed from EPDM (ethylene propylene diene monomer) rubber, the belt resists heat, ozone, and wear, extending service life. The polyester cord material provides tensile strength and dimensional stability, ensuring consistent belt tension and reducing slippage. With an effective length of 138.03 inches and an outside circumference of 138.625 inches, this belt fits the accessory drive systems of select Chevrolet and GMC heavy-duty trucks precisely.

Applications and Common Issues Addressed

• Replacement for worn or cracked serpentine belts on Chevrolet Sierra 2500 HD and 3500 HD
• Restores proper accessory drive function in GMC Silverado 2500 HD and 3500 HD
• Prevents belt slippage and squealing noises under heavy load conditions
• Addresses premature belt wear caused by heat and environmental exposure
• Ensures consistent power delivery to alternator, water pump, and other engine components

Installation Notes and Tips

When installing the Gates FleetRunner Heavy Duty Micro-V Belt K061380HD, ensure the belt is routed correctly according to the vehicle’s accessory drive diagram. Check pulleys and tensioners for wear or damage before installation. Proper belt tension is critical to avoid premature wear or slippage. Use a belt tension gauge if available, and verify alignment of all pulleys to maintain optimal belt performance.

Quality Assurance and Warranty

Gates manufactures the FleetRunner Heavy Duty Micro-V Belt to meet or exceed original equipment specifications. The K061380HD part carries an OE improved rating, indicating enhanced durability and performance over standard replacement belts. While specific warranty details are not provided here, Gates products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.