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Collection: Cylinder Assist® Kits & Components
Need more steering power for your rig? PSC’s Cylinder Assist Kits and components are the answer. These kits add a hydraulic assist cylinder to your steering system, giving you the extra muscle you need to turn big tires with ease—on the trail or in the rocks. Each kit includes everything you need for a clean, reliable install, and every component is engineered and tested to handle the toughest conditions.
Whether you’re wheeling a Jeep, buggy, or custom build, Cylinder Assist® is the perfect upgrade for better control and less driver fatigue.
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BIG BORE XD® Cylinder Assist® Kit – Dodge RAM 2500 / 3500 / 4000 (2003–2008) – Weld-On
Regular price $1,920.00Regular priceSale price $1,920.00 -
BIG BORE XD® Cylinder Assist® Kit – RAM 2500 / 3500 (2020–2024) – Lane Assist Compatible
Regular price $2,065.00Regular priceSale price $2,065.00 -
Hardware/Heim Joint Kit for MB36 and MB37 (ACK501 33/44)
Regular price $30.00Regular priceSale price $30.00 -
Hose Assembly – Cooler to Steering Gear – CK225 Kit – -8 AN
Regular price $82.50Regular priceSale price $82.50 -
Cylinder Assist® Hose Assemblies – Ford Super Duty (2005–2022)
Regular price $65.00Regular priceSale price $65.00 -
BIG BORE XD®‑JL Cylinder Assist® Steering Gear – Jeep JL/JT (2018–2022)
Regular price $1,450.00Regular priceSale price $1,450.00 -
Single‑Ended Full Hydraulic Steering Cylinder – 2.5" Bore x 8" Stroke
Regular price From $350.00Regular priceSale price From $350.00 -
BIG BORE XD® Cylinder Assist® Steering Gear – Ford F‑250/F‑350 Super Duty (2011–2025)
Regular price $2,550.00Regular priceSale price $2,550.00 -
Tie Rod Clamp – Double Shear Billet Aluminum
Regular price $179.00Regular priceSale price $179.00 -
Hose Kit – Universal High‑Pressure – Pump to Steering Gear
Regular price $125.00Regular priceSale price $125.00 -
Cylinder Assist® Axle Kit - Jeep Wrangler YJ (1987–1995)
Regular price $515.00Regular priceSale price $515.00 -
DDS® Dynamic Damping Stabilizer System – Big Bore XD Steering Gear – Jeep JL | JT (2018–2026) | Rubicon D44
Regular price From $4,850.00Regular priceSale price From $4,850.00 -
DDS® Dynamic Damping Stabilizer Add-On System– Jeep Wrangler JL / Gladiator JT
Regular price From $1,550.00Regular priceSale price From $1,550.00 -
Cylinder Assist® Axle Kit – Jeep Wrangler JL/JT (2018+) w/ RockJock 4x4 Axle
Regular price $530.00Regular priceSale price $530.00