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PSC Jeep JL Big Bore XD Steering Cylinder Assist Kits for 2021-2022 WRANGLER - SK689R64JP1-6.75W-1.375
Part Number: PFN-S0094
PSC Jeep JL Big Bore XD Steering Cylinder Assist Kits
Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 6.75 in. Aftermarket Axle, 1.375 in. Tie Rod, Jeep, Kit
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Estimated Ship Date: Nov 23, 2026 Would you rather pick it up?
Kit/Combo Contents
Performance Steering Components PSC CAK689R-6.75W - PSC Ram Cylinder Assist Replacement Cylinder/Hose Kits
Hydraulic Steering Kit, Replacement Components, Cylinder, Hose Kit, Aftermarket Dana 44 and Dana 60, 6.75 in. Stroke, Jeep, Kit
Kit Item Quantity: 1
Performance Steering Components PSC PK64JP1 - PSC Power Steering Pump Kits
Power Steering Pump Kit, Pump, Cooler Kit, Reservoir, Jeep, 6.4L ,Kit
Kit Item Quantity: 1
Performance Steering Components PSC SG693R - PSC XD Steering Gears
Steering Box, XD Steering Gears, Power Assist, Front Steer, 16:1 Ratio, Cast Iron, Black, Jeep, Each
Kit Item Quantity: 1
Performance Steering Components PSC TRCL1.375 - PSC Tie Rod Clamps
Tie Rod Clamp, Ram Assist, Steel, Zinc, 1.375 in. O.D. Tie Rod Tubes, Each
Kit Item Quantity: 1
Overview
Brand:
Manufacturer's Part Number:
SK689R64JP1-6.75W-1.375
Part Type:
Product Line:
Summit Racing Part Number:
PFN-S0094
UPC:
687927189287
Steering Box Included:
Yes
Steering Box Material:
Cast iron
Steering Box Finish:
Black
Steering Pump Included:
Yes
Steering Cylinder Included:
Yes
High-Pressure Hoses Included:
Yes
Hose Material:
Rubber
Hose Color:
Black
Fittings Included:
Yes
Fitting Material:
Steel
Fitting Color:
Natural
Mounting Brackets Included:
Yes
Mounting Hardware Included:
Yes
Quantity:
Sold as a kit.
Notes:
6.75 in. lock-to-lock, 1.375 in. tie rod clamp size. For use on JL Jeep Wrangler Rubicon 392 Hemi with most afterrmarket D44 front axle.. A programmer will need to be purchased to override the OEM electro-hydraulic pump functions when installing the PSC High Flow Mechanical Pump Conversion Kit.
Special Attention:
Hazardous items are only returnable in person to a retail store due to strict shipping regulations.
PSC Jeep JL Big Bore XD Steering Cylinder Assist Kits
PSC has taken the Jeep JL steering system back to the drawing board and engineered their exclusive Jeep JL Big Bore XD steering cylinder assist kits. These kits are engineered to solve the original steering issues, and efficiently handle the increased torque loads on vehicles equipped with any combination of 37 in. or larger tire sizes, upgraded aftermarket axles, or differential lockers.
Features and benefits of upgrade kit include:
* Increased torque output
* Relieves stress on steering gearbox and frame mounts
* Steering assist cylinder acts as a dynamic steering stabilizer
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