Shop OEM GENERAL MOTORS Part # 12637203 (12590807). Serpentine Belt. 2003-14, w/o AC, 145 amp. 4.3 LITER, w/o AC. Express, Savana; 4.3L; w/AC Compressor; 145 Amp Alt; w/Auto Control

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Serpentine Belt

Part Number: 12637203 ; 12590807

Serpentine Belt.
Exc.Air Cond. Serpentine Belt.

Serpentine Belt

Fits Express 1500, Savana 1500, Sierra 1500, Silverado

2003-14, w/o AC, 145 amp. 4.3 LITER, w/o AC. Express, Savana; 4.3L; w/AC Compressor; 145 Amp Alt; w/Auto Control. Silverado, Sierra; 4.3L; w/Heavy Duty.
Drive Belt - Repair or Replace
A failing drive belt could affect the performance of your vehicle's auxiliary systems, not to mention a loud squealing sound from under the hood. Consider having having your drive belt inspected or replaced to keep your running at its best.

Assemblies
Fitment/Applications
This product fits 200 vehicle variants.
Chevrolet: 2 models, 104 variants between 2007 and 2014.
GMC: 2 models, 96 variants between 2007 and 2014.
 
MSRP $ 51.31
Installed Price $ 51.31

Call our service department to schedule installation:

Installed price includes part and dealer installation cost, local taxes not included.

Barcode for 12637203
12637203