USA Standard Gear 10886 Dana 80 Ring & Pinion Gear Set with Master Install Kit 3.73 Ratio

The USA Standard Gear 10886 is a complete ring and pinion gear set package designed for Dana 80 axles with the thin (11.25") ring gear configuration. This combo kit includes both the 3.73 ratio ring and pinion gear set and a master installation kit with all the components needed for a professional-quality differential rebuild.

Ring & Pinion Specifications:

• Gear ratio: 3.73:1
• Fits Dana 80 axles with 11.25" ring gear diameter (thin version)
• Precision-machined gears for quiet operation and long service life
• Heat-treated alloy steel construction for maximum durability

Master Install Kit Includes:

• Pinion bearings and races
• Carrier bearings and races
• Pinion seal
• Crush sleeve or solid spacer (application dependent)
• Pinion nut
• Gear marking compound
• Thread locker
• Complete shim kit for proper backlash and preload adjustment

The kit features a 4.375" outer diameter pinion bearing, which is a critical specification for Dana 80 applications. USA Standard Gear manufactures their ring and pinion sets to meet or exceed OEM specifications, ensuring proper fit and performance. This complete package eliminates the need to source installation components separately, providing everything required for a successful gear swap in one box.

Application Notes:

• Designed for Dana 80 rear axles commonly found in heavy-duty trucks
• Professional installation strongly recommended
• Proper setup requires specialized tools and expertise
• Verify axle identification and current ring gear diameter before ordering