URO 11287557851 Accessory Drive Belt Idler Pulley

Reliable Accessory Drive Belt Idler Pulley for BMW Models

The URO Accessory Drive Belt Idler Pulley (Part Number 11287557851) is designed to maintain proper tension and alignment of the accessory drive belt system in select BMW vehicles. Engineered for durability and precise fitment, this pulley supports smooth operation of belt-driven components.

• Compatible with BMW 1 Series M, 135i, 335i, 335is, 335i xDrive, 335xi, 535i, 535i xDrive, and 535xi models
• OEM-quality replacement part ensuring proper belt tension and alignment
• Durable construction to withstand engine heat and stress
• Direct fit with part number 11287557851 for accurate installation
• Supports accessory drive belt system components for optimal engine performance

Product Details and Compatibility

This URO accessory drive belt idler pulley is specifically designed for BMW vehicles including the 1 Series M, 135i, and various 3 and 5 Series models such as the 335i, 335is, 335i xDrive, 335xi, 535i, 535i xDrive, and 535xi. The pulley ensures the accessory drive belt maintains correct tension, which is critical for the operation of alternators, power steering pumps, and air conditioning compressors. Using the correct part number 11287557851 guarantees compatibility and reliable performance.

Common Applications and Problem Resolution

• Prevents belt slippage and misalignment in BMW 335i and 535i models
• Eliminates noise caused by worn or damaged idler pulleys
• Restores proper accessory drive belt tension to avoid premature belt wear
• Addresses issues related to accessory drive belt system failure
• Supports smooth operation of engine-driven accessories in BMW 1 Series M and 135i vehicles

Installation Notes and Tips

When replacing the accessory drive belt idler pulley on compatible BMW models, ensure the engine is cool and the battery is disconnected for safety. Verify the part number 11287557851 matches the original component before installation. Proper belt routing and tension should be checked after installation to prevent premature wear or noise. It is recommended to inspect the entire accessory drive belt system during replacement to identify any additional worn components.

Quality Assurance and Warranty

URO parts are manufactured to meet or exceed OEM specifications, providing reliable performance for BMW accessory drive belt systems. While specific warranty details are not provided, URO products typically undergo rigorous quality control to ensure durability and fitment accuracy. Using part number 11287557851 helps maintain the integrity of your vehicle’s belt system.