Belt Tensioner For V-Ribbed Belt

Product Details

Keep your modern BMW running smoothly with a high-performance OEM-spec replacement drive belt tensioner from Febi Bilstein. In high-demand BMW engines like the B48 and B58, a failing belt tensioner can result in belt slippage, power loss to critical accessories, and unwanted vibration under load.

Febi Bilstein’s automatic tensioner assembly offers exact-fit precision and robust internal dampening to ensure optimum belt tracking and tension throughout the RPM band. Built to meet or exceed original factory specifications, this tensioner provides track-and-street reliability for modern 3 Series, 4 Series, 5 Series, and X-series models.

Key Features

• Engineered for Reliability: Maintains precise tension on the auxiliary drive belt, absorbing engine vibrations and reducing component wear.

• Factory Alignment: Direct replacement for BMW part number 11287952899, guaranteeing correct belt alignment and tension out of the box.

• OE Matching Performance: Built to identical tolerances as original factory equipment to handle high engine speeds and daily load cycles.

• Essential Maintenance Component: Recommended replacement when servicing worn serpentine belts or refreshing accessory drive components.

Specifications

• Manufacturer: Febi Bilstein

• Febi Part Number: 180827

• BMW OE Reference: 11287952899

• Pulley Outer Diameter: 57 mm

• Bearing Surface Width: 26 mm

• System Type: Automatic Drive Belt Tensioner

• Construction Material: High-Strength Composite / Plastic

• Weight: ~0.9 kg

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