XDR Cylinder Assist® Steering Gear – GM 4WD Crossover Steering P-Pump

XDR Cylinder Assist® Steering Gear – GM 4WD Crossover Steering P-PumpIf you're running crossover steering on your classic GM 4WD and want better control, durability, and trail performance, PSCs XDR Cylinder Assist Steering Gear is the upgrade you need. Designed specifically for full hydraulic assist setups, this gear delivers the strength and responsiveness serious off roaders demand. Whether youve got a 19681976 or a 19771979 GM truck, weve got the right fitment to match your steering geometry and frame configuration.

and the internal design helps the pump stay cool and hold pressure when the vehicle’s working hard

Whether you’re running up to 40" tires or going bigger

6L Pentastar setups and Jeep builds using GM LS engine conversions

durability

and PSC-tuned internals

whether you're crawling over boulders or blasting through mud

clean hose routing

Hydro‑Boost

made in the USA

Made to OEM spec using heavy-duty materials

Just precision-machined pulleys that hold up under real-world abuse

and it starts to struggle