Genuine BMW Belts, Pulleys & Brackets

51211942821 - : Belt Weather-Strip for BMW Image

Belt Weather-Strip

Convert old style, inner.
$87.31
MSRP $103.34
Save $16.03
15.5% Off
51337377895 - : Belt Molding for BMW Image

Belt Molding

Gloss black.
$144.20
MSRP $182.39
Save $38.19
20.9% Off
51337482750 - : Belt Molding for BMW Image

Belt Molding

Gloss black.
$118.45
MSRP $148.57
Save $30.12
20.3% Off
51217207260 - : Belt Molding for BMW Image

Belt Molding

Chrome.
$113.97
MSRP $142.94
Save $28.97
20.3% Off
51357310205 - : Belt Molding for BMW Image

Belt Molding

High gloss.
$107.70
MSRP $135.07
Save $27.37
20.3% Off
51357410015 - : Belt Molding for BMW Image

Belt Molding

Black.
$111.99
MSRP $140.46
Save $28.47
20.3% Off
51337410462 - : Belt Molding for BMW Image

Belt Molding

High gloss.
$106.66
MSRP $133.78
Save $27.12
20.3% Off
51357179121 - : Belt Molding for BMW Image

Belt Molding

750Li. Active hybrid.
$146.84
MSRP $185.73
Save $38.89
20.9% Off
51338073930 - : Belt Molding for BMW Image

Belt Molding

Rear, with shadowline.
$81.17
MSRP $103.35
Save $22.18
21.5% Off
51348194710 - : Belt Weather-Strip for BMW Image

Belt Weather-Strip

Sedan, black.
$60.01
MSRP $64.88
Save $4.87
7.5% Off
51328227625 - : Belt Weather-Strip for BMW Image

Belt Weather-Strip

Flat black. Bright black.
$118.05
MSRP $140.90
Save $22.85
16.2% Off
51337196338 - : Belt Molding for BMW Image

Belt Molding

Front, black.
$216.29
MSRP $273.58
Save $57.29
20.9% Off

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Why Belts, Pulleys, and Brackets Are Important

The belt, pulley, and bracket system ensures power is delivered from the engine to essential accessories like the alternator and water pump. A failing component can lead to misalignment, noise, or complete loss of accessory function.

Problems That Oftern Occur with Belts, Pulleys, and Brackets

On a vehicle like the BMW X3, worn pulleys or loose brackets may cause belt slippage, reduced performance, or overheating. To help with maintenance, get to know the following belts and pulleys under the hood of your BMW.

Main Belts and Pulleys in Your Car

  • Drive belts that transfer rotational energy.
  • Idler pulleys that guide and maintain belt tension.
  • Tensioner pulleys that keep belts properly aligned.
  • Mounting brackets securing pulleys in place.
  • Accessory pulleys for alternators and pumps.

Best Practices When Replacing Belts, Pulleys, & Brackets

  1. Disconnect the battery for safety.
  2. Relieve tension on the belt and remove it.
  3. Unbolt the worn pulley or bracket.
  4. Install the replacement part securely.
  5. Reinstall the belt and check alignment.

Other Parts to Consider Replacing

Replacing fenders during engine bay restoration enhances both function and appearance. Once you're done with underhood work, consider upgrading the look of your front fascia for both style and safety.

To find the best BMW parts, choose Bimmer OEM Parts. Shop here for exclusive discounts on OEM belts, pulleys, and brackets. For help with your order, contact us today.