Today Only! FREE $25 E-GIFT CARD OVER $250 + FREE SHIPPING* UseCode:FREE$25
  • Make sure it fits

    Please select your vehicle to ensure that this product fits.

Select your vehicle

PSC Cylinder Assist Steering Gear Box - RHD by PSC Performance Steering

Part no: PSC-SG684R-RH

PSC Cylinder Assist Steering Gear Box - RHD
$1,282.50 + free Shipping
Price match guarantee

Please Verify Fitment

This product fits only specific vehicles. Select your vehicle to ensure it fits.

Product Details

Important Notes:

  • Sold individually
  • RHD - Right Hand Drive models Only
  • ONLY fits Jeep Wrangler Unlimited JK 4 door models


  • 2007-2017 Jeep Wrangler Unlimited JK RHD


This PSC Cylinder Assist Steering Gear Box is made exclusively for extreme off road duty and is the only gear box on the market made specifically for use with a steering cylinder. This allows you to bolt on additional turning power to handle 35" and larger tires.

Product Details:

  • PSC exclusive ram port tower
  • Retains the stock OEM valving
  • Steering input effort remains unaltered from stock at all speeds
  • Steering assist increases the actual turning force of the steering components
  • Handles 35" and larger tires


  • Length: 13"
  • Width: 13"
  • Height: 7"
  • Weight: 40 lbs

Parts Included:

  • (1) PSC Cylinder Assist Steering Gear Box - RHD

Years Covered:

2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 and 2017

For California residents: Proposition 65 Warning

Vehicle Fitment

2007-2018JeepWrangler JK Unlimited

Additional Information

BrandPSC Performance Steering

Let's Chat