High-Quality Engine Belt Tensioner & Idler Pulley for BMW E36/E34/E39

Precision-crafted from durable alloy steel for superior strength and heat resistance, ensuring long-lasting performance under heavy loads. The smooth-rolling sealed bearing minimizes friction and noise, providing quiet operation even at high RPMs.

Direct OEM replacement with exact fitment for BMW 3/5 Series (E36/E34/E39), eliminating compatibility concerns. Includes laser-etched part numbers for easy identification. Ideal for engine belt system maintenance, preventing slippage and premature wear.

Industrial-grade rubber coating on pulleys resists cracking in extreme temperatures (-30°C to 120°C). CNC-machined grooves ensure perfect belt alignment, reducing vibration for smoother acceleration.

Sold at wholesale price with bulk discounts – the most cost-effective solution for repair shops or fleet managers stocking BMW parts. Ships globally with airtight OEM packaging to prevent corrosion during transit.