BIG BORE XD® Steering Gear - Jeep Wrangler JK / JKU (2007-2018) Do you want Cylinder Assist® Now for Future Plan?:Yes Designed for big tires

Designed for big tires

and the whole system is built to take serious use

Clean install

out on the trail

You also get added steering torque when it counts

BIG BORE XD® Steering Gear - Jeep Wrangler JK / JKU (2007-2018) Do you want Cylinder Assist® Now for Future Plan?:Yes Designed for big tiresThe stock JK steering box? Its fine for stock tires and errands. But throw on 37s, a locker, and a weekend in Moab, and that things begging for mercy. The BIG BORE XD is the fixbuilt with a beefy 45 mm sector shaft and a reinforced case so it wont twist, crack, or cry when you crank it hard. Pair it with a PSC High Flow Pump Kit and youll feel the difference the first time you turn the wheelsmooth, strong, and no more arm wrestling at the trailhead.