This Ford 10.25" ring and pinion gear set is designed for 19931999 Ford full-size truck axles. Re-gearing is essential when increasing tire size, correcting lost power, or dialing in torque delivery for towing, off-road use, or heavy-duty applications.

The Ford 10.25" axle is known for its strength and durability in heavy-duty trucks, making it a solid foundation for both work and off-road builds. This gear set is built around a long pinion design and must be installed with proper setup procedures including pinion depth, backlash, and bearing preload to ensure long gear life and quiet operation.

Includes:

• Ford 10.25" Ring & Pinion Gear Set
• Long Pinion Design

Sold as a matched gear set

Installation kit, bearings, shims, seals, and carrier components sold separately unless noted.

Specifications

• Brand: Yukon Gear & Axle
• Product Type: Ring & pinion gear set
• Application: Ford 10.25" axle
• Model Years: 19931999
• Available Gear Ratios: 3.73, 4.11, 4.30, 4.56, & 5.38
• Ring Gear Diameter: 10.25"
• Pinion Spline Count: 31-spline
• Pinion Style: Long pinion
• Ring Gear Bolt Count: 12-bolts
• Cover Bolt Count: 12-bolts
• Quantity: Sold as a matched set

Fitment

• Rear axle applications
• Requires long pinion configuration
• Not compatible with Ford 10.5" or earlier 10.25" variations outside listed years
• Verify axle tag, pinion style, spline count, and current ratio before ordering.

Tech Insight

The Ford 10.25" axle is commonly found in heavy-duty applications where torque load and durability are critical. Re-gearing this axle can significantly improve towing performance and restore drivability when running larger tires, especially in diesel or high-torque gas engine builds.

Lower gear ratios such as 4.56 and 5.38 are ideal for off-road use and large tire setups, while mid-range ratios like 4.11 and 4.30 provide a balance between highway drivability and pulling power. Proper installation is keygear setup accuracy directly affects noise, heat, and long-term reliability.