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PowertrainSuspension

Rear Axle Assembly

For GMC and Chevrolet vehicles

OEM Part Numbers

1578811915806743

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  • Fitments

Extended Cab w/o Quadrasteer 3.73 ratio (opt GT4) 9.5" ring gear (opt AXN)

2005 GMC SIERRA 1500 PICKUP
2005 Chevrolet SILVERADO 1500 PICKUP

Regular Cab 3.73 ratio (opt GT4) 9.5" ring gear (opt AXN)

2006 GMC SIERRA 1500 PICKUP
2006 Chevrolet SILVERADO 1500 PICKUP

classic style Regular Cab 3.73 ratio (opt GT4) 9.5" ring gear

2007 GMC SIERRA 1500 PICKUP
2007 Chevrolet SILVERADO 1500 PICKUP