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3.42 8.5in 10 Bolt GM 49-0278-1
Original price was: $285.59.$222.99Current price is: $222.99.
49 in stock
Description
A 3.42 gear ratio delivers the perfect balance of acceleration and highway cruising for street performance builds and track-focused applications. This GM 10-bolt rear differential kit provides the gearing you need to maximize power delivery without sacrificing drivability, whether you’re tuning a street car or preparing for consistent high-performance driving. The 30-spline pinion and robust 3-series construction ensure durability under sustained load.
- 3.42 gear ratio
- 30-spline pinion
- 3-series construction
- 8.5-inch differential
- GM 10-bolt housing
- Complete kit
- MPN: 49-0278-1











