BMW N55 Serpentine Drive Belt – OEM Accessory Drive Replacement for E82, E88, E90, E92 & X1 xDrive35i Models | Replaces Part No. 11287570664 / 7PK1860

Maintain reliable engine accessory operation with this OEM-style Serpentine Drive Belt replacement designed for BMW vehicles equipped with the N55 turbocharged engine. The drive belt is responsible for transferring power from the engine to critical components such as the alternator, power steering system, and air conditioning compressor, making it an essential part of overall vehicle performance.

Over time, drive belts can wear out from heat, age, and constant operation. Cracks, fraying, glazing, stretching, or missing belt ribs can lead to belt slippage, charging system issues, loss of power steering assistance, reduced air conditioning performance, and even unexpected roadside breakdowns. Replacing a worn belt is an important preventative maintenance step that helps maintain dependable accessory operation and long-term engine reliability.

Manufactured to OEM-style specifications, this replacement serpentine belt features a 7-rib design and an approximate length of 1860mm for proper fitment and performance. Built for durability and consistent belt tension, it helps ensure efficient power transfer while minimizing noise, slippage, and premature wear.

Whether you are performing preventative maintenance or replacing a worn factory belt, this direct-fit replacement helps restore reliable accessory drive performance and dependable day-to-day engine operation.

Key Features:

• Direct OEM Replacement: Designed to replace the factory serpentine drive belt on compatible BMW N55 applications.
• 7PK1860 Belt Configuration: Built with the correct 7-rib design and approximate 1860mm length for proper fitment.
• Designed for BMW N55 Engine Applications: Engineered specifically for compatible N55 turbocharged inline-6 setups.
• Restores Proper Accessory Drive Operation: Helps maintain dependable power transfer to the alternator, power steering system, and A/C compressor.
• Helps Prevent Belt Slippage and Accessory Drive Issues: Replacing a worn belt can help reduce the risk of noise, charging issues, and loss of accessory performance.
• OEM-Style Fitment and Reliability: Designed to match the original belt specifications for dependable operation.
• Durable Heat-Resistant Belt Construction: Built to withstand repeated heat cycles and long-term engine bay conditions.
• Ideal for Preventative Maintenance and Repairs: A smart replacement when refreshing aging accessory drive components.

FITMENT:

• BMW 1 Series – E82 Coupe
  Compatible with 135i models (2010–2013).
• BMW 1 Series – E88 Convertible
  Compatible with 135i models (2010–2013).
• BMW 3 Series – E90 Sedan
  Compatible with 335i models (2011–2013).
• BMW 3 Series – E92 Coupe
  Compatible with 335i models (2011–2013).
• BMW X1 – E84 SUV
  Compatible with xDrive35i models (2013–2015).

Engine compatibility: BMW N55 3.0L turbocharged inline-6

Specifications:

• Belt Type: Serpentine Drive Belt
• Belt Length: 1860mm
• Rib Count: 7PK

Please verify your vehicle fitment, engine type, and part number before ordering.

Replaces Part No. 11287570664

Alternate Reference: 7PK1860

Please refer to the “Fitment” section in the product description for compatibility details.