USA Standard Gear ZGK2150 Ford 10.5" Rear Ring & Pinion Kit 4.56 Ratio with Master Install Kit

The USA Standard Gear ZGK2150 is a complete gear and install kit package designed for Ford 10.5" rear differentials with a 4.56 gear ratio. This comprehensive kit includes both the ring and pinion gear set and a master installation kit, providing everything needed for a complete differential regear in one convenient part number.

What's Included:

• 4.56 ratio ring and pinion gear set for Ford 10.5" rear axle
• Carrier bearings and races (Koyo brand)
• Pinion bearings and races
• Pinion seal
• Complete shim kit
• Ring gear bolts
• Pinion nut
• Crush sleeve
• Marking compound and brush
• Thread locking compound
• Gasket or RTV silicone

Key Features:

• Precision-machined gears engineered to meet or exceed OEM specifications
• Rigorous in-house quality testing ensures dimensional, material, and fitment accuracy
• High-quality Koyo bearings for reliable performance and longevity
• 4.56 gear ratio optimizes torque delivery for improved towing capacity and acceleration
• Quiet operation with minimized vibration for smooth drivetrain performance
• Designed for heavy-duty applications and extreme conditions

USA Standard Gear products are engineered for the professional installer and do-it-yourself customer, providing a cost-effective solution without compromising quality. The ZGK2150 is backed by a standard one-year warranty against manufacturing defects, giving you confidence in your differential rebuild or regear project.

Application: Fits Ford 10.5" rear differentials (10.50" ring gear diameter, 31-spline pinion, 12 ring gear bolts). Commonly found in 1999-2019 Ford Super Duty F-250 and F-350 trucks.