Gates 90K-39288A Serpentine Belt Drive Component Kit

Reliable Serpentine Belt Drive Kit for Buick, Chevrolet, and Saab

The Gates Accessory Belt Drive Kit 90K-39288A is designed to provide a complete serpentine belt drive solution for select Buick, Chevrolet, and Saab models. This kit includes essential components engineered to maintain proper belt tension and ensure efficient accessory drive system performance.

• Includes serpentine belt and tensioner assembly for a comprehensive replacement
• Belt outside circumference: 78.586 inches (1996 mm)
• Belt top width: 0.807 inches (20 mm)
• Idler pulley part number 36442 included for smooth operation
• Compatible with Buick LaCrosse and Regal, Chevrolet Captiva Sport, and Saab 9-5 models

About the Gates Accessory Belt Drive Kit

The Gates Accessory Belt Drive Kit line offers complete serpentine belt drive system components designed to work together for optimal performance and durability. This kit, part number 90K-39288A, includes a belt with a precise outside circumference of 78.586 inches (1996 mm) and a top width of 0.807 inches (20 mm), along with a tensioner assembly (part number 39288) and an idler pulley (part number 36442). These components are engineered to meet or exceed OEM specifications for the specified vehicle models.

Detailed Product Description

This serpentine belt drive component kit is tailored for vehicles requiring a belt with an outside circumference of 78.586 inches (1996 mm) and a width of 0.807 inches (20 mm). The included tensioner assembly ensures proper belt tension, reducing slippage and wear, while the idler pulley maintains smooth belt routing. The belt itself, identified by part number K060780, is constructed to withstand the demands of accessory drive systems in Buick LaCrosse and Regal, Chevrolet Captiva Sport, and Saab 9-5 vehicles.

Common Applications and Issues Addressed

• Replacement of worn or cracked serpentine belts causing squealing or slipping
• Resolving belt tensioner failure leading to improper belt tension
• Addressing idler pulley wear that can cause noise or belt misalignment
• Preventing accessory drive system malfunctions affecting alternator, power steering, or AC operation
• Maintaining proper belt routing and tension for reliable engine accessory performance

Installation Notes and Tips

When installing the Gates Accessory Belt Drive Kit 90K-39288A, ensure the belt is routed according to the vehicle’s belt routing diagram. Verify the tensioner assembly is properly seated and the idler pulley spins freely without noise or resistance. It is recommended to inspect all pulleys and accessories for wear during installation to ensure optimal system performance.

Quality Assurance and Warranty

Gates manufactures this Accessory Belt Drive Kit to meet stringent quality standards, ensuring durability and reliable operation. The kit components are engineered to OEM specifications for the specified Buick, Chevrolet, and Saab models. Warranty information is provided by Gates and may vary; please refer to the manufacturer’s documentation for specific coverage details.