PSC Steering

The BIG BORE XD JK steering gear is the most powerful and strongest replacement Jeep JK steering gear on the market. Anyone with a Jeep JK running large tires and/or has a locking front differential will want this bolt on upgrade on there must have list. *The BIG BORE XD produces up to 35% more turning force than the OE steering gear. By replacing the stock 70mm piston assembly to a larger 80mm piston, output torque is increased significantly. This is the same piston assembly found in all... Read More Learn More

PSC Steering Replacement Steering Gear Box For 2007+ Jeep Wrangler Unlimited Learn More

BIG BORE XD box with Cylinder Assist Steering Gear The BIG BORE XD JK steering gear is the most powerful and strongest replacement Jeep JK steering gear on the market. Anyone with a Jeep JK running large tires and/or has a locking front differential will want this bolt on upgrade on there must have list. *The BIG BORE XD produces up to 35% more turning force than the OE steering gear. By replacing the stock 70mm piston assembly to a larger 80mm piston, output torque is increased... Read More Learn More

2012-18 Jeep JK OEM steering high pressure hoses have found to be to restrictive and have a teflon insert. Stock pumps or upgraded pumps overheat when you install larger tires and ask the small piston gear box to turn them. The heat melts the teflon insert and sends it directly into the valve of the gearbox. We have found that this restriction also can have some overall system speed issues when adding cylinder assist. PSC now has a true 3/8" ID pressure hose kit with no teflon insert that... Read More Learn More

The XD Pump produces 50 percent more volume than the OEM part and is a direct replacement for all 2007-11 3.8L engines. Learn More

2003-06 Wrangler 2003 and Newer Jeep TJ/LJ Hose Kit for SG400-N/SG400-RN Gear Boxes Learn More

PSC Steering Replacement Steering Gear Box For 2007+ Jeep Wrangler Learn More

A complete CBR pump and remote reservoir kit which is an essential steering system upgrade for any 1995-2006 4.0L Jeep TJ and XJ. An essential product to improve low RPM performance and ensures optimum steering efficiency on any project that includes installing a PSC Cylinder Assist Steering Kit. Learn More

PSC now offers a Delphi steering gear to replace your original ZF steering gear! This is a definite modification for any late model TJ that suffers from poor power assist. Installation of this steering gear includes the use of a HK2000 hose kit. Learn More

The XD Pump produces 50 percent more volume than the OEM part and is a direct replacement for all 2012-18 3.6L Pentastar engines. Learn More