OEM Belts and Hoses

Different Belts and Hoses in Your Vehicle

Belts and hoses play a critical role in your vehicle’s various systems. They help transfer power, drive components, and transport fluids throughout the vehicle.

Serpentine Belt

Also known as the drive belt, the serpentine belt winds around the alternators, power steering pump, AC compressor, and water pump. It transfers power from the engine to these components.

Timing Belt

The timing belt synchronizes the rotation of the engine’s crankshaft and camshaft to ensure the engine’s valves open and close at the correct time.

Radiator Hoses

These connect the engine to the radiator, allowing coolant to circulate and dissipate heat.

Heater Hoses

Heater hoses supply hot coolant from the engine to the heater core, enabling the heating system to provide warm air for defrosting.

Fuel Hoses

Fuel hoses carry gasoline and fuel from the fuel tank to the engine.

AC Hoses

Air conditioning hoses carry refrigerant between the compressor, condenser, evaporator, and other components of the AC system.

The Importance of Replacing Belts and Hoses

It’s important to regularly inspect and maintain these belts and hoses to prevent failure or leaks, which can lead to system malfunctions or even engine damage. Refer to your vehicle’s owner's manual, contact us, or use our catalog filter to search for your vehicle’s specific belts and hoses.

Shop Genuine OEM Belts and Hoses

Big 3 Auto Parts sells genuine OEM belts and hoses for various Ford, GM, and Mopar vehicles. Use our VIN search tool to find parts that match your vehicle.

W702728S442 - : Accessory Drive Belt Idler Pulley Bolt for Ford Image

Accessory Drive Belt Idler Pulley Bolt

3.2L diesel.
$2.73
MSRP $5.00
Save $2.27
45.4% Off
YS338 - : Motorcraft Accessory Drive Belt Idler Pulley for Ford Image

Motorcraft Accessory Drive Belt Idler Pulley

Ford YS-338
F250, f350 super duty. 6.2l. F150. 6.2l. Without supercharger. Mustang. 5.0l. Boss. Mustang. 5.2l. Gt350, gt350r. With high output.
$28.56
MSRP $47.64
Save $19.08
40.1% Off
BT91 - : Motorcraft Accessory Drive Belt Tensioner Assembly for Ford Image

Motorcraft Accessory Drive Belt Tensioner Assembly

Ford BT-91
For A/C Belt. 6.4L turbo diesel, with dual alternators, upper. F250 super duty. 6.4l diesel. Lower. F350 super duty. 6.4l diesel.
$93.52
MSRP $156.00
Save $62.48
40.1% Off
BT126 - : Motorcraft Accessory Drive Belt Tensioner Assembly for Ford Image

Motorcraft Accessory Drive Belt Tensioner Assembly

Ford BT-126
For Power Steering Pump Belt. Transit. 3.7l. Right. Transit. 3.5l. Single alternator. Without turbo. 3.5L turbo, 2015-19. 3.5L, dual...
$73.25
MSRP $122.18
Save $48.93
40% Off
BT72 - : Motorcraft Accessory Drive Belt Tensioner Assembly for Ford Image

Motorcraft Accessory Drive Belt Tensioner Assembly

Ford BT-72
For 2nd Alternator Belt. F350. 6.0l diesel. F250 pick-up. 6.0l diesel. E150-350 vans. 6.0l diesel. Outer belt tensioner. 6.0l, with dual...
$136.25
MSRP $227.27
Save $91.02
40% Off
W715439S437 - : Accessory Drive Belt Idler Pulley Stud for Ford Image

Accessory Drive Belt Idler Pulley Stud

6.2L.
$4.91
MSRP $9.00
Save $4.09
45.4% Off
W721589S442 - : Accessory Drive Belt Idler Pulley Stud for Ford Image

Accessory Drive Belt Idler Pulley Stud

3.0L.
$3.63
MSRP $6.67
Save $3.04
45.6% Off
YS329 - : Motorcraft Accessory Drive Belt Idler Pulley for Ford Image

Motorcraft Accessory Drive Belt Idler Pulley

Ford YS-329
Mustang. 5.4l. Left. 4.6L. For Supercharger Belt. Smooth. Stamped #4G7V 19A216-AB. 5.4L, ac belt, lower. 5.8L, ac belt, upper.
$158.27
MSRP $264.00
Save $105.73
40% Off
YS404 - : Motorcraft™ Accessory Drive Belt Idler Assembly for Ford Image

Motorcraft™ Accessory Drive Belt Idler Assembly

Ford YS-404
6.7L diesel, with single alternator, to 10/21/12. F250, f350. 6.7l diesel. Center. F450, f550. 6.7l diesel. 6.7L, dual alternators. Lower.
$322.64
MSRP $538.18
Save $215.54
40% Off
YS339 - : Motorcraft Accessory Drive Belt Idler Assembly for Ford Image

Motorcraft Accessory Drive Belt Idler Assembly

Ford YS-339
Exc.Air Cond. F250, f350. 6.2l. Without air conditioning. 6.2L, without ac only.
$75.21
MSRP $125.45
Save $50.24
40% Off
BT81 - : Motorcraft Accessory Drive Belt Tensioner Assembly for Ford Image

Motorcraft Accessory Drive Belt Tensioner Assembly

Ford BT-81
$101.48
MSRP $169.27
Save $67.79
40% Off
YS368 - : Motorcraft Accessory Drive Belt Idler Pulley for Ford Image

Motorcraft Accessory Drive Belt Idler Pulley

Ford YS-368
5.0L, to 03/14/2016. F150. 5.0l. 5.0L, from 2/15/11.
$93.30
MSRP $155.64
Save $62.34
40.1% Off

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