USA Standard Gear ZGK2121 Ring and Pinion Gear Set with Install Kit for GM 14 Bolt 10.5" 4.56 Ratio

The USA Standard Gear ZGK2121 is a complete ring and pinion installation package designed for GM 14 bolt trucks with the 10.5" thick rear axle. This kit includes a 4.56 gear ratio ring and pinion set along with all the necessary components for a professional installation.

Key Features:

• 4.56:1 gear ratio for improved acceleration and towing capability
• Fits GM 14 bolt 10.5" thick rear differentials
• Complete install kit includes pinion bearings, carrier bearings, pinion seal, and shims
• Master overhaul kit provides all necessary components for a complete rebuild
• Ring and pinion gears manufactured to OE specifications for quiet operation and long life
• Ideal for trucks running larger tires or requiring enhanced towing performance

This gear kit combo package eliminates the need to purchase components separately, ensuring you have everything required for a successful differential rebuild. USA Standard Gear manufactures their ring and pinion sets to meet or exceed OEM quality standards, providing reliable performance for daily driving, towing, and off-road applications.