OE Quality
60-Day Returns

Genuine 11287545296 Accessory Drive Belt Tensioner Assembly - Alternator or Water Pump
Overview of Genuine Accessory Drive Belt Tensioner Assembly
The Genuine Accessory Drive Belt Tensioner Assembly, part number 11287545296, is designed specifically for BMW X5 models. This component plays a critical role in maintaining proper tension on the accessory drive belt system, ensuring reliable operation of engine-driven accessories.
- Compatible with BMW X5 vehicles
- Genuine OEM part for precise fit and function
- Part number 11287545296 for accurate identification
- Durable construction to withstand engine conditions
- Essential for maintaining accessory belt tension and alignment
Detailed Product Description
This accessory drive belt tensioner assembly is engineered to meet the exact specifications of BMW X5 models. It maintains the correct tension on the accessory drive belt, which powers components such as the alternator, power steering pump, and air conditioning compressor. Using the Genuine part number 11287545296 ensures compatibility and helps prevent premature belt wear or slippage. The tensioner assembly is built to endure the thermal and mechanical stresses typical in automotive engine compartments, providing consistent performance over time.
Common Applications and Problem Resolution
- Prevents accessory belt slippage and noise
- Eliminates uneven belt wear and premature failure
- Maintains proper alignment of accessory drive components
- Reduces risk of accessory system malfunctions
- Helps avoid engine overheating caused by belt failure
Installation Notes and Tips
Installation of the Genuine accessory drive belt tensioner assembly should be performed following BMW service guidelines. It is recommended to inspect the accessory drive belt for wear and replace it if necessary during installation. Proper torque specifications must be observed to ensure secure mounting. Using the correct tools to relieve belt tension will facilitate a smooth installation process and prevent damage to the tensioner or belt.
Quality Assurance and Warranty Information
This Genuine accessory drive belt tensioner assembly is manufactured to meet OEM standards for fit, form, and function. It undergoes rigorous quality control to ensure durability and reliability in BMW X5 applications. While specific warranty details may vary, Genuine parts typically come with a limited warranty covering defects in material and workmanship, providing confidence in the product's performance.
This part fits 8 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2010 | BMW | X5 | xDrive48i | Water Pump | Alternator; Water Pump |
| 2010 | BMW | X5 | xDrive48i | Alternator | Alternator; Water Pump |
| 2009 | BMW | X5 | xDrive48i | Water Pump | Alternator; Water Pump |
| 2009 | BMW | X5 | xDrive48i | Alternator | Alternator; Water Pump |
| 2008 | BMW | X5 | 4.8i | Water Pump | Alternator; Water Pump |
| 2008 | BMW | X5 | 4.8i | Alternator | Alternator; Water Pump |
| 2007 | BMW | X5 | 4.8i | Water Pump | Alternator; Water Pump |
| 2007 | BMW | X5 | 4.8i | Alternator | Alternator; Water Pump |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.