Front & Rear 5.38 Koyo Bearing Ring and Pinion Gear Package

Features:

• Front and rear 5.38 ring and pinion gears
• Includes premium Koyo bearing master install kits
• Optimized for towing and off-road performance
• Heat-treated 8620 steel for maximum durability
• Designed for Ford 10.25 and Dana 60
• Precision-machined for smooth, quiet operation
• Improves low-end torque and throttle response
• Offsets power loss from larger tires
• Complete installation kit for a hassle-free setup
• Ideal for heavy-duty applications and extreme terrain
• Helps maintain fuel efficiency at highway speeds
• Backed by a 2-year manufacturer’s warranty

Upgraded Gears Improve Power Deliver and Torque

Upgrading your gearing is one of the best ways to optimize your truck’s performance, and the Revolution Rev-F250-538-K Front & Rear 5.38 Koyo Bearing Ring and Pinion Gear Package is built to handle the toughest applications. Whether you’ve added larger tires, need more low-end torque, or want to maximize your truck’s ability to tow and haul heavy loads, this complete gear package provides the perfect solution. With a 5.38 ratio, this setup is ideal for trucks running oversized tires or frequently tackling steep inclines, as it helps maintain power delivery while reducing strain on your drivetrain. The numerically higher gear ratio enhances acceleration and throttle response, making it an excellent choice for off-roaders, work trucks, and performance-driven builds. By upgrading both the front and rear gears at the same time, you ensure proper drivetrain synchronization, which is crucial for maintaining performance, reducing unnecessary wear, and preventing binding in four-wheel drive applications.

Complete Kit with Koyo Bearings

This package includes front and rear ring and pinion gears, precision-machined from heat-treated 8620 steel for exceptional strength and long-term reliability. Revolution Gear and Axle has built a reputation for producing some of the most durable aftermarket gears on the market, ensuring smooth operation and a consistent, quiet ride. To make installation straightforward and ensure proper setup, the package also comes with master install kits that include premium Koyo bearings, known for their exceptional load-bearing capacity and long lifespan. These kits provide everything needed for a professional-quality differential rebuild, including seals, shims, a pinion nut, ring gear bolts, gear marking compound, and Loctite.

Fits: 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Ford F250