OE Quality
60-Day Returns

Continental 7K1666 Serpentine Belt - Alternator or Water Pump and Power Steering
Reliable Serpentine Belt for BMW X5
The Continental Metric Line 7K1666 serpentine belt is designed specifically for BMW X5 models, ensuring precise fitment and dependable performance. This accessory drive belt system component supports your vehicle's essential engine functions with consistent power transmission.
- Compatible with BMW X5 models
- Part number 7K1666 for accurate identification
- Part of Continental's Metric Line for quality and reliability
- Designed for accessory drive belt system applications
- Durable serpentine belt construction for long service life
About the Continental Metric Line
The Metric Line by Continental represents a focused range of belts and cooling components engineered to meet specific vehicle requirements. This product line emphasizes precise metric sizing and compatibility, making the 7K1666 serpentine belt a suitable choice for maintaining the accessory drive belt system in BMW X5 vehicles.
Product Details and Application
The 7K1666 serpentine belt is an essential component in the accessory drive belt system of BMW X5 models. It transmits power from the engine crankshaft to various accessories such as the alternator, power steering pump, and air conditioning compressor. Using the correct serpentine belt ensures optimal engine accessory operation and prevents slippage or premature wear.
Common Issues Addressed by This Serpentine Belt
- Eliminates belt slippage causing accessory malfunction
- Prevents squealing noises from worn or damaged belts
- Resolves power steering or alternator performance problems
- Reduces risk of belt breakage leading to engine accessory failure
- Maintains proper tension and alignment in the accessory drive system
Installation Notes and Tips
When installing the Continental Metric Line 7K1666 serpentine belt on a BMW X5, ensure the belt routing matches the vehicle’s belt diagram. Inspect pulleys and tensioners for wear before installation to avoid premature belt failure. Proper tension adjustment is critical for optimal belt performance and longevity.
Quality Assurance and Warranty
Continental is known for manufacturing automotive components that meet stringent quality standards. The Metric Line serpentine belts undergo rigorous testing to ensure durability and reliable operation. While specific warranty details for part number 7K1666 are not provided, Continental products typically come with manufacturer-backed quality assurance.
This part fits 4 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2010 | BMW | X5 | 4.8L | V8 | Alternator, Water Pump and Power Steering | Metric Line |
| 2009 | BMW | X5 | 4.8L | V8 | Alternator, Water Pump and Power Steering | Metric Line |
| 2008 | BMW | X5 | 4.8L | V8 | Alternator, Water Pump and Power Steering | Metric Line |
| 2007 | BMW | X5 | 4.8L | V8 | Alternator, Water Pump and Power Steering | Metric Line |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.