This Yukon rear differential dropout for Toyota T100 is a complete, preassembled third member delivered ready to install. Built by Yukon technicians, it arrives fully shimmed and backlashed to spec and includes a mechanical Yukon Grizzly Locker for added traction and reliability. Specified for T100 8.4" rear applications, this assembly includes a 3.90 gear ratio and a 30‑spline yoke, simplifying replacement while improving traction under load.
Yukon Gear 93-15 Toyota T100 Rear Diff w/ Grizzly Locker 30 Spline & 3.90 Ratio Drop Out Assembly