

⚙️ Upgrade your GM drivetrain with precision power and durability — don’t get left behind!
The Motive Gear GM10-456A Differential Ring & Pinion Set is a premium 4.56 ratio drivetrain upgrade crafted from heat-treated 8620 steel. Designed for GM 8.5"/8.625" 10-bolt differentials with 30-spline pinion, it delivers enhanced torque, smooth power transfer, and long-lasting durability. Compatible with a broad range of GM and related models from 1970 to 2020, this OE direct fit set ensures easy installation and factory-level performance, backed by a 1 year/50,000 mile warranty.






















| ASIN | B001P2CI66 |
| Best Sellers Rank | #136,551 in Automotive ( See Top 100 in Automotive ) #12 in Automotive Replacement Differential Rings & Pinions |
| Brand | Motive Gear |
| Customer Reviews | 3.7 3.7 out of 5 stars (31) |
| Date First Available | January 5, 2009 |
| Exterior | Machined |
| Item Weight | 18.26 pounds |
| Item model number | GM10-456A |
| Manufacturer | Motive Gear |
| Manufacturer Part Number | GM10-456A |
| Model | Motive Gear GM10-456A Differential Ring and Pinion |
| OEM Part Number | GM10-456A |
| Product Dimensions | 15.5 x 11 x 5.25 inches |
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