XDR Cylinder Assist® Steering Gear – Jeep JL 392 Rubicon (2021–2024) – Special Valving
XDR Cylinder Assist® Steering Gear – Jeep JL 392 Rubicon (2021–2024) – Special Valving
Part Number: SG693R
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If you’re wheeling a JL 392 Rubicon, you already know it’s a beast—but the factory steering? Not quite up to the task when you throw on lockers, big tires, and hit the rocks. That’s where PSC’s XDR Cylinder Assist Steering Gear comes in.
This gear is custom-valved specifically for the 392’s EHPS system. It’s got a 16:1 ratio for smooth highway manners and a beefy 42mm sector shaft wrapped in a steel case for serious durability. The high-flow tower helps move big tires with ease, and when paired with a Cylinder Assist kit, it acts like a built-in steering stabilizer—so you get better control and less feedback from rough terrain.

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About:
Why you’ll love it
- Tuned specifically for the JL 392 Rubicon’s EHPS system
- Smooth on-road feel, even with oversized tires
- Built tough with a 42mm sector shaft and steel housing
- Works with PSC Cylinder Assist kits for max torque and stability
- Helps absorb road shock—like a steering stabilizer, but smarter
Tech Info
Heads‑up for installers
This gear is designed for the 392 Rubicon’s EHPS setup—don’t try to swap it into a standard JL. Pair it with the correct PSC Cylinder Assist® kit for best results. If you’re running a Synergy MFG track bar or brace, check clearance before install.
Fitment
- Jeep Wrangler JL 392 Rubicon (2021–2024)
- Left-Hand Drive only
- Replaces Mopar 68565862AE
Use it with
- PSC Cylinder Assist Kits for JL 392
- PSC High-Performance Pump Kits
- Off-road builds running lockers and 37"+ tires
Specs
- Steering Gear Type: XDR Cylinder Assist®
- Ratio: 16:1
- Sector Shaft: 42mm
- Housing: Steel
- Valving: Custom for JL 392 EHPS
What’s included
- XDR Cylinder Assist® Steering Gear – JL 392 Valving
- Mounting Hardware
Support
Install Instructions
OEM Cross Reference
Direct replacement for Mopar 68565862AE - SG693R
California Prop 65 Warning
This product can expose you to chemicals including lead and di (2-ethylhexyl) phthalate, which are known to the State of California to cause cancer, birth defects or other reproductive harm.
For more information, go to www.P65Warnings.ca.gov