The Yukon Ring-and-Pinion Gear Kit with installation hardware for Toyota 8.4/8" IFS differentials (without factory locker) provides front and rear gear sets in a 5.29 ratio. This package includes installation kits and the small parts required to re-gear both differentials, and fits 3.91-and-up front carrier cases while matching rear 8.125" ring gear and 30-spline pinion configurations.
Yukon Ring & Pinion Gear Kit Front & Rear for Toyota 8.4/8IFS Diff (w/o Factory Locker) 5.29 Ratio