2018-2026
2007-2018
1997-2006
1987-1995
1976-1986
Installation Time
(approx) 3 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
FREE 1 to 3-Day Delivery on Orders $149+ Details
Find Steering Components for your Wrangler
PSC Motorsports Big Bore XD Cylinder Assist Steering Gearbox (07-18 Jeep Wrangler JK)Find parts that fit my vehicle
Item J179113
Our Price
$1,450.00 each
Military, Medical & First Responders
$72.50 Available in XT Cash Rewards.
Confirm Eligibility
Confirm Eligibility
CONFIRM THIS FITS YOUR VEHICLE!
Saved - View your saved items
We're sorry. We couldn't save this product at this time.
or use
Shop Owners Save More!
Sign up for our dealer program
Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- Cylinder Assist Ready With Machined Ports For Strength And Serviceability
- Bigger Piston Provides Increased Torque For Easier Steering Of Large Tires
- Billet Aluminum Top And End Caps Offer Enhanced Strength And Longevity
- 100 Percent New Build Eliminates Risks Associated With Remanufactured Units
- Factory Fit Designed To Bolt Inside Frame Like Stock Unit
- Metric O-Ring Ports Threaded For -6 AN Assist Fittings
- Four-Bolt Mounting Configuration Inside Frame
- Input Shaft Measures 13/16 Inch With 36 Spline
- Variable Steering Ratio Ranges From 13 To 16 To 1 With 3.3 Turns Lock-To-Lock
- Ports Threaded Directly Into Housing Without Welds For Easy Service
- Hose Routing Requires Planning To Avoid Headers And Moving Parts
- PSC Fluid 715 Recommended For Optimal Performance And Longevity
- Metric Conversion Required For Some Early Models
- Fits 07-18 Jeep Wrangler JK
Description
High-Performance Steering Gearbox. The PSC Motorsports Big Bore XD Cylinder Assist Steering Gearbox delivers enhanced steering power for vehicles equipped with large tires and demanding off-road builds. Designed to provide increased torque and smoother operation, this gearbox is ideal for drivers seeking improved control on and off the trail. It supports the Cylinder Assist system to reduce steering effort under challenging conditions.
Construction and Appearance. Crafted with billet aluminum top and end caps, the steering gear features a robust and durable housing designed to withstand rigorous use. The machined assist ports ensure reliable strength and facilitate maintenance, complemented by a solid finish that promotes longevity and corrosion resistance.
Installation. Installation is straightforward with a factory-style bolt-in design requiring no drilling, allowing for a clean fit inside the frame. Proper hose routing should be planned to keep assist lines clear of headers and moving components.
Application. This steering gear fits 07-18 Jeep Wrangler JK models, providing an effective upgrade for off-road and heavy-duty applications.
PSC Motorsports SG688R
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Steering Gearbox
- Installation Hardware
Tech Specs
5.0
Customer Reviews (5)
Questions & Answers
No questions about this product yet.
Ask the First Question
Most Popular from Teraflex
Sponsored
