USA standard Ring & Pinion gear set for GM 9.25" IFS Reverse rotation in a 5.38
USA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in-house quality evaluation to ensure products pass dimensional, material, and fitment testing.

Fitment
| Year | Make | Model | Driveline |
|---|---|---|---|
| 2007 | Chevrolet | Silverado 3500 Classic | 4WD |
| 2007 | Chevrolet | Silverado 1500 HD Classic | 4WD |
| 2002-2006 | Chevrolet | Avalanche 2500 | N/A |
| 1988-2000 | Chevrolet | K2500 | N/A |
| 1992-1999 | Chevrolet | K2500 Suburban | N/A |
| 1989-2000 | Chevrolet | K3500 | N/A |
| 2001-2003 , 2005-2006 | Chevrolet | Silverado 1500 HD | 4WD |
| 1999-2004 | Chevrolet | Silverado 2500 | 4WD |
| 2001-2015 | Chevrolet | Silverado 2500 HD | 4WD |
| 2001-2006 | Chevrolet | Silverado 3500 | 4WD |
| 2000-2013 | Chevrolet | Suburban 2500 | 4WD |
| 1988 | Chevrolet | V20 Suburban | N/A |
| 1989-1991 | Chevrolet | V2500 Suburban | N/A |
| 2007-2015 | Chevrolet | Silverado 3500 HD | 4WD |
| 2007 | GMC | Sierra 2500 HD Classic | 4WD |
| 2007 | GMC | Sierra 3500 Classic | 4WD |
| 2007 | GMC | Sierra 1500 HD Classic | 4WD |
| 1988-2000 | GMC | K2500 | N/A |
| 1992-1999 | GMC | K2500 Suburban | N/A |
| 1988-2000 | GMC | K3500 | N/A |
| 2000-2013 | GMC | Sierra 1500 | 4WD |
| 2001-2003 , 2005-2006 | GMC | Sierra 1500 HD | 4WD |
| 1999-2004 | GMC | Sierra 2500 | 4WD |
| 2001-2015 | GMC | Sierra 2500 HD | 4WD |
| 2001-2006 | GMC | Sierra 3500 | 4WD |
| 2000-2013 | GMC | Yukon XL 2500 | 4WD |
| 2007-2015 | GMC | Sierra 3500 HD | 4WD |
| 2003-2009 | Hummer | H2 | 4WD |
Features
- Fits GM 9.25" front
- 9.25" ring gear
- 30 spline pinion
- 12 ring gear bolts
- 5.38 ratio
Quick Specs
- 16" L x 12" W x 6" H
- Part Number : ZG GM9.25-538R
USA Standard Ring & Pinion set for GM 9.25" IFS Reverse rotation, 5.38 ratio
- SKU : FDHDZG GM9.25-538R
- Part Number : ZG GM9.25-538R
$299.89
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