Gates K061187 Serpentine Belt

Reliable Serpentine Belt for Chevrolet, GMC, and Hummer Vehicles

The Gates Premium OE Micro-V Belt K061187 is engineered to meet original equipment specifications for select Chevrolet, GMC, and Hummer models. Designed for durability and consistent performance, this serpentine belt supports accessory drive systems in heavy-duty trucks and SUVs.

• Top width options: 0.807 inches (20 mm)
• Effective length: 118.74 inches (3016 mm)
• Outside circumference: 119.31 inches (3030 mm)
• 6-rib automotive v-ribbed belt with K cross section
• Belt material: EPDM for enhanced heat and wear resistance
• Cord material: Polyester for strength and flexibility
• OE performance rating ensures compatibility and reliability

About the Gates Premium OE Micro-V Belt Line

The Premium OE Micro-V Belt line by Gates is designed to provide original equipment quality and fitment for automotive accessory drive systems. This product line focuses on delivering consistent performance and durability by using advanced materials such as EPDM rubber and polyester cords. The K061187 serpentine belt is part of this line, ensuring it meets the stringent requirements of Chevrolet, GMC, and Hummer vehicles.

Product Details and Specifications

This serpentine belt features a 6-rib design with a K cross section, providing optimal grip and flexibility for accessory drive components. The belt's EPDM construction offers resistance to heat, ozone, and wear, extending service life under demanding conditions. Polyester cords reinforce the belt, maintaining tension and reducing stretch. With an effective length of approximately 118.74 inches (3016 mm) and an outside circumference near 119.31 inches (3030 mm), this belt fits specific heavy-duty models including Chevrolet Express 2500/3500, GMC Sierra 2500 HD/3500 HD, and Hummer H1.

Compatible Vehicles and Common Applications

• Chevrolet Express 2500 and 3500
• GMC Sierra 2500 HD, 3500, and 3500 HD
• GMC Savana 2500 and 3500
• Hummer H1
• Chevrolet Silverado 2500 HD, 3500, and 3500 HD

This serpentine belt is used in accessory drive belt systems to power components such as the alternator, power steering pump, water pump, and air conditioning compressor.

Common Issues Addressed by This Serpentine Belt

• Worn or cracked belts causing slipping or noise
• Loss of proper tension leading to accessory malfunction
• Heat and wear degradation reducing belt lifespan
• Stretching or fraying of older belts affecting performance
• Replacement for OEM belts in Chevrolet, GMC, and Hummer heavy-duty models

Installation Notes and Tips

Ensure the belt routing matches the vehicle’s accessory drive diagram before installation. Inspect pulleys and tensioners for wear or damage to prevent premature belt failure. Use proper tensioning tools to achieve manufacturer-recommended belt tension. Regularly check belt condition during maintenance intervals to maintain optimal performance.

Quality Assurance and Warranty

The Gates Premium OE Micro-V Belt K061187 is manufactured to meet or exceed original equipment standards. Constructed with durable EPDM rubber and reinforced polyester cords, it offers reliable service life under typical operating conditions. This product carries Gates’ OE performance rating, reflecting its suitability for heavy-duty Chevrolet, GMC, and Hummer vehicles. Warranty coverage details should be confirmed with the product documentation or manufacturer.