We have our Trail Series kits which feature our Economy Line of gears on installs and our Performance Series kits with feature our top of the line gears.
Jeep Wrangler Trail Series Gear Upgrade Kits
Jeep Wrangler Performance Series Gear Upgrade Kits
We can always custom quote these kits to different axles and installs.
Baseline 4x4 Outfitters Axle Upgrade Kits make it easy for you to upgrade your axle. If you are not sure which kit is for you or what your axles are feel free to call us at 1-866-554-5946 and one of our techs will help you get the perfect kit for you. Each kit comes with 2 Yukon Gear Ring and Pinion Sets and 2 Master Overhaul Kits. We also have included options for, Spartan Lunchbox Style Lockers, Yukon Grizzly Lockers or Yukon's air actuated Zip Locker. Note: Zip Lockers require purchase of air compressor
Ring and Pinion Kits
Yukon Gear ring & pinion sets give you the confidence of knowing you're running gears designed for the harshest of conditions. Whether it's on the street, off-road, or at the track; Yukon Gear ring & pinion sets deliver unrivaled performance & quality. Yukon Gear uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon Gear ring & pinion sets come standard with a one-year warranty.
Master Install Kits
USA Standard Master Overhaul kits keep with the brands low cost, quality, tradition by giving you the small parts you need at a price that can't be beat. USA standard install kit offers a lower cost alternative when price must be kept low. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.
Spartan Locker Upgrade
The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. Give your vehicle great traction and save some cash. Choose a Spartan Locker for better traction. The Spartan locker by USA standard gear is a mechanical locker that replaces the spiders in a standard case. The Spartan locker's design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap! The couplers and drivers are made from 9310 steel, for added strength. Each Spartan locker carries a one year warranty against defect.
Grizzly Locker Upgrade
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It's patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!
Zip Locker Upgrade
The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver selectability. The Yukon Zip locker is an air operated locker that provides selectable traction for off road or street use. This unit features 4320 Chrome Moly internals for added strength. Assembled in the USA! compressor sold separately. All Zip Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!