USA Standard Gear 8.50-Inch Axle Ring and Pinion Gear Kit; 3.90 Gear Ratio (99-17 Silverado 1500)Find parts that fit my vehicle

Precision Gear Set. The USA Standard Gear Ring and Pinion Gear Kit is engineered to deliver reliable performance and durability. Designed for GM 8.5-Inch and 8.6-Inch differentials, this gear set features a 3.90 ratio, making it ideal for applications requiring a balance between performance and fuel efficiency.

Construction and Appearance. Manufactured with high-quality materials, the ring and pinion gears undergo rigorous in-house quality evaluations to ensure they meet or exceed OEM specifications. The gears are precision-machined for optimal fitment and performance, featuring a standard finish that ensures durability and resistance to wear.

Installation. Installation of this Ring and Pinion Gear Kit requires mechanical expertise and the use of specialized tools. Drilling is not required; however, precise setup and adjustment are crucial for optimal performance. It is recommended to refer to the manufacturer's installation guide for detailed instructions.

Warranty. USA Standard Gear offers a limited 1-year warranty against manufacturing defects for the Ring and Pinion Gear Kit.

Application. This USA Standard Gear Ring and Pinion Gear Kit fits 1999–2017 Chevrolet Silverado 1500 models.

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