Lower Idler Pulley

Product Details

Keep your ultimate driving machine performing at its peak with this heavy-duty replacement belt deflection pulley from Febi. Whether you are hitting the local track or maintaining your daily commuter, your BMW's accessory drive system requires perfect belt routing and tension to keep vital components like the alternator and power steering pump operating efficiently. This replacement idler pulley acts as a direct line of defense against the high-load demands of your BMW engine, replacing a gritty, worn out factory pulley before it causes a thrown belt or costly engine bay damage. Engineered for absolute precision fitment and long-term durability under demanding conditions, it's the perfect choice for enthusiasts who demand factory-level reliability on the track or the street.

Key Features

• Maintains precise belt alignment and tracking under high-load conditions

• Replaces worn, gritty factory pulleys to optimize accessory drive efficiency

• Constructed with premium materials to withstand aggressive driving conditions

• Designed as a direct-fit replacement to factory specifications

• Includes the necessary mounting bolt to ensure a secure, worry-free installation

Specifications

• Part Number: 30119

• OE Reference Number: 11 28 7 557 851

• Component Type: Deflection / Guide Pulley for V-Ribbed Belt

• Outer Diameter: 90 mm

• Width of Bearing Surface: 30 mm

• Material: Plastic Composite

• Hardware Included: Yes (with mounting screw)

Prop 65 Warning

Product Q&A

Lifetime Replacement

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