Gates 90K-39191 Serpentine Belt Drive Component Kit

Reliable Serpentine Belt Drive Component Kit for BMW Models

The Gates Accessory Belt Drive Kit 90K-39191 is designed to provide a precise fit and dependable performance for various BMW vehicles. This serpentine belt drive component kit includes a high-quality belt and tensioner assembly engineered to meet OEM specifications.

• Includes serpentine belt (part number K060394) and tensioner assembly (part number 39191)
• Belt outside circumference: 1016 mm (40 inches)
• Belt top width: 20 mm (0.807 inches)
• Compatible with multiple BMW models including 120i, 220i, 320i, 328i, 428i, 528i, X1, X3, X4, and Z4
• Designed for accessory drive belt system components

About the Gates Accessory Belt Drive Kit

The Gates Accessory Belt Drive Kit line focuses on providing complete serpentine belt drive solutions that include both the belt and tensioner assembly. This ensures proper tension and alignment for accessory drive systems, reducing the risk of premature wear and failure. The 90K-39191 kit is tailored for BMW vehicles requiring a 1016 mm outside circumference belt with a 20 mm width, delivering a precise match to factory specifications.

Product Details and Specifications

This serpentine belt drive component kit features a belt with an outside circumference of 1016 mm (40 inches) and a top width of 20 mm (0.807 inches), ensuring compatibility with the accessory drive systems of select BMW models. The included tensioner assembly (part number 39191) is engineered to maintain optimal belt tension, which is critical for the proper operation of engine accessories such as the alternator, power steering pump, and air conditioning compressor.

Compatible BMW Models and Applications

• BMW 120i, 220i, 228i, 228i xDrive
• BMW 320i, 320i xDrive, 328i, 328i GT xDrive, 328i xDrive
• BMW 428i, 428i Gran Coupe, 428i xDrive, 428i xDrive Gran Coupe
• BMW 528i, 528i xDrive
• BMW X1, X3, X4, Z4

Common Issues Addressed by This Kit

• Worn or cracked serpentine belts causing accessory malfunction
• Improper belt tension leading to belt slippage or noise
• Failure of tensioner assembly resulting in belt misalignment
• Reduced efficiency of engine accessories due to belt wear
• Preventative maintenance to avoid unexpected breakdowns

Installation Notes and Tips

Ensure the vehicle is turned off and cooled before beginning installation. Remove the old belt and tensioner assembly carefully, noting the belt routing. Install the Gates belt and tensioner assembly (part number 39191) according to the vehicle manufacturer’s specifications. Verify proper belt tension and alignment after installation to prevent premature wear.

Quality Assurance and Warranty

Gates manufactures the Accessory Belt Drive Kit 90K-39191 to meet strict quality standards, ensuring durability and reliable performance. This kit is engineered to match OEM specifications for fit and function. Please refer to Gates’ official warranty policy for detailed coverage information.