Yukon '15+ Ford 8.8" Ring & Pinion Gear Set – 30-Spline
YUKYG F8.8-331-15
This Yukon Ring & Pinion Gear Set is designed for 2015 and newer Ford 8.8" axle applications. Re-gearing allows you to match axle ratio to tire size, restore lost performance, and optimize drivetrain response for street, towing, or off-road use.
Modern Ford 8.8" platforms vary by housing design, carrier configuration, and bolt pattern, making proper fitment verification critical before purchase. This gear set is intended for builders working with late-model 8.8" axles who need a reliable solution for restoring or upgrading drivetrain performance.
Includes:
- Ring gear
- Matching pinion gear
- Sold as a matched gear set
- Available Gear Ratios: 3.31, 3.55, 3.73, 4.11, 4.56, & 4.88
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 8.8" axle
- Model Years: 2015 and newer
- Available Gear Ratios: 3.31, 3.55, 3.73, 4.11, 4.56, & 4.88
- Cover Bolt Count: 12 bolts
- Quantity: Sold as a matched set
- Spline: 30-Spline
Fitment
| Make | Model | Year Range |
|---|---|---|
| Ford | F-150 | 2015–2023 |
| Ford | Mustang | 2015–2023 |
- Verify carrier break, bolt pattern, and housing generation before purchase
- Not compatible with earlier 8.8" axle designs without confirmation
Tech Insight
The Ford 8.8" axle remains a popular platform due to its strength, availability, and adaptability across multiple vehicle types. In 2015 and newer applications, design variations make it important to confirm compatibility before installation, especially when working across different platforms or builds.
Proper gear setup is critical regardless of ratio choice. Pinion depth, backlash, preload, and contact pattern must be set correctly to prevent noise, overheating, and premature wear. Taking the time to properly set up gears ensures long-term reliability under both daily driving and high-load conditions.
