Built to Lock. Priced to Win. Trusted by Utah’s Off-Roaders.
The Spartan Locker is the ultimate low-cost traction upgrade for your Toyota 8" V6 rear differential. Designed for easy installation and proven durability, it delivers reliable 100% lockup whenever traction is needed most — from snowy Wasatch canyons to dusty Moab trails.
Unlike other lockers, the Spartan features a spring-and-pin design that eliminates the need for thrust washers, making installation fast and hassle-free. Built from 9310 steel, it works with your factory side gears and installs into your standard open carrier — no need for extra parts or modifications.
Whether you're outfitting a Toyota 4Runner, Lexus GX470, or FJ Cruiser, this locker is a trusted choice by serious off-roaders across Utah.
Key Features:
Fits Toyota 8" V6 rear differentials
Compatible with Toyota Pickup, 4Runner, Lexus GX470, and FJ Cruiser
Made from 9310 steel for long-lasting strength
Uses stock side gears in standard open carrier
Mechanical locker provides automatic 100% lockup
No thrust washers required — easy DIY install
Compatible Vehicles:
Toyota Pickup (1985–1995)
Toyota 4Runner (1985–2009)
Toyota FJ Cruiser (2007–2009)
Lexus GX470 (2003–2009)
Compatible Differentials:
Toyota 8" V6 Rear, without OEM air locker
Available at Sexton Offroad – Salt Lake City & Park City, Utah Ask about professional installation or local pickup options today!
