PSC has developed the BIG BORE XD Steering Kits to be the ultimate steering upgrade package for Jeep JK/JKUs equipped with locking differentials, aftermarket axles, and up to 44" tire sizes.
All kits include our top of the line components including the BIG BORE XD Steering Gearbox, High-Performance Power Steering Pump Kit with Remote Fluid Reservoir, all required hoses, fittings, brackets, and hardware; Steering Assist Cylinder with Hardware, Tie Rod Clamp, Fluid Cooler, and SWEPCO 715 Power Steering Fluid.
For the daily driver or a project that is not quite ready for a steering assist cylinder installation, we offer the Adventure Series Kit with Cylinder Assist™ capability.
Every PSC BIG BORE XD Cylinder Assist Steering Kit is complete with everything needed for a successful installation.
2012-2018 Jeep JK 2 Door or 4 Door 3.6L with Most D60 (1 Ton) Axle
Eliminates excessive on-center steering wheel "play"
Eliminates pump overheating
Increased Torque Output turns 37" and larger tire sizes
Improved turning capability when locking differentials are engaged
SG688R Big Bore XD Steering Gear
Complete Pump Kit: Includes Fluid Reservoir, Fluid Cooler, Fluid Anti-Splash Valve, Serpentine Drive Belt, Brackets, Hoses, & Fittings, and 4 QTS SWEPCO 715 Power Steering Fluid
*NOTE* Not compatible on vehicles equipped with a supercharger.
Cylinder Kit, includes 1.75 X 8.0 Assist Cylinder, Assist Cylinder Installation Hose Kit, Rod Ends and Hardware, and Tie Rod Clamp
Use HWK-688-PP hardware kit when installing a Synergy MFG Track Bar and Sector Shaft Brace with this product.
Using the Factory or the standard PSC supplied bolts with the Synergy MFG Track Bar and Sector Shaft Brace could result in steering gearbox case failure.
The larger size of the BIG BORE XD Steering Gearbox may prohibit the use of some aftermarket track bars. Consult with your Installer.
When ordering please specify tie rod clamp size in order notes or call us a