Pulley. Idler.
Accessory Drive Belt Idler Pulley. Accessory Drive Belt. Deflection. Serpentine. Tension.
Accessory Drive Belt Idler Pulley
Fits 1 Series M, 135i, 335i, 335i xDrive, 335is, 335xi, 535i, 535i GT, 535i xDrive, 535xi
135i; Lower. 3 Series; w/Turbo; Lower. 3 Series; w/Turbo; w/o Diesel; Lower. 3.0 LITER, W/TURBO. 3.0 LITER, W/TURBO, 320 HP. 535i, 535xi; Lower. COUPE & CONVERTIBLE, 3.0 LITER, W/TURBO. COUPE & CONVERTIBLE, 3.0 LITER, W/TURBO, 320 HP. SEDAN & WAGON, W/O 335D, M3, W/TURBO, #2. SEDAN, WAGON, W/O 335D, M3, W/TURBO, #2. W/O 335D, M3, W/TURBO, #2. W/TURBO, 2008-10.
Drive Belt Idler Pulley - Repair or Replace
If you've noticed that the drive belt on your is becoming worn or is making a squealing noise, your drive belt idler pulley may be worn out. Replacing your drive belt idler pulley may be the solution.