DESCRIPTION
BMW E34 E36 E39 M3 A/C Compressor Belt Tensioner Hydraulic Pulley — OEM replacement hydraulic pulley for automatic belt tensioning on BMW M3 and 3-Series models. This genuine part maintains proper serpentine belt tension across your A/C compressor and alternator, preventing slippage and noise.
- Fits: BMW E34, E36, E39 M3 and 3-Series
- OEM quality with ~100K mile lifespan rating
- Hydraulic pulley design for automatic tension adjustment
- Prevents belt slip and compressor underperformance
Replace when you notice serpentine belt noise or reduced A/C cooling to restore reliable belt drive operation.
SHIPPING & RETURNS
SHIPPING
- Free Shipping on all orders — no minimum purchase required.
- Orders are dispatched within 24 hours of purchase (business days).
- Estimated delivery: 2–5 business days within the contiguous United States.
- Tracking information emailed as soon as your order ships.
RETURNS
- Exchanges accepted — we want you to be completely satisfied.
- If a part does not fit or is not as described, contact us within 7 days for an exchange.
- Items must be in original, unused condition and in original packaging.
WARRANTY
- 1-Year extended warranty available at additional cost — ask us for details.
FITMENT & COMPATIBILITY
Please verify that this part is compatible with your vehicle's year, make, model, and trim level before ordering. Part numbers and fitment details are listed in the product description. If you have any questions about compatibility, our team is happy to help — contact us by phone or email before purchasing.
Phone: (803) 723-7074
Email: sales@findmypart.shop
Hours: Mon–Fri, 9am–5pm EST
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