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PSC Jeep JL Big Bore XD Steering Cylinder Assist Kits

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PSC has taken the Jeep JL steering system back to the drawing board and engineered their exclusive Jeep JL Big Bore XD steering cylinder assist kits. These kits are engineered to solve the original steering issues, and efficiently handle the increased torque loads on vehicles equipped with any combination of 37 in. or larger tire sizes, upgraded aftermarket axles, or differential lockers. Features and benefits of upgrade kit include: * Increased torque output * Relieves stress on steering gearbox and frame mounts * Steering assist cylinder acts as a dynamic steering stabilizer

Results 1 - 25 of 34

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder 6.75 in., Aftermarket Axle, 1.5 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0066

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Estimated Ship Date: Dec 26, 2025 if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 6.75 in. Aftermarket Axle, 1.5 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0095

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Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kits, Big Bore XD Series, Cast Iron, 8.0 in, Stroke,D60 Axles,High Pressure Hoses,Stainless Steel Fittings, Jeep, Kit

Part Number: PFN-S0138

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder 6.75 in., Aftermarket Axle, 1.25 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0064

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Estimated Ship Date: Dec 26, 2025 if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder 6.75 in., Aftermarket Axle, 1.375 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0065

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Estimated Ship Date: Dec 26, 2025 if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder 8.00 in., Aftermarket Axle, 2.0 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0077

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

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Estimated Ship Date: Dec 26, 2025 if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder 6.75 in., OE Axle, OE Tie Rod, Jeep, Kit

Part Number: PFN-S0078

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Estimated Ship Date: Dec 26, 2025 if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 6.75 in. Aftermarket Axle, 1.25 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0093

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 6.75 in. Aftermarket Axle, 1.375 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0094

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 6.75 in. Aftermarket Axle, 1.5OS in. Tie Rod, Jeep, Kit

Part Number: PFN-S0096

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Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 6.75 in. Aftermarket Axle, 1.625 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0097

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 6.75 in. Aftermarket Axle, 1.75 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0098

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Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 6.75 in. Aftermarket Axle, 2 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0099

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 8.00 in. Aftermarket Axle, 1.25 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0100

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Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 8.00 in. Aftermarket Axle, 1.375 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0101

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Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 8.00 in. Aftermarket Axle, 1.5 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0102

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 8.00 in. Aftermarket Axle, 1.5OS in. Tie Rod, Jeep, Kit

Part Number: PFN-S0103

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Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 8.00 in. Aftermarket Axle, 1.625 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0104

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 8.00 in. Aftermarket Axle, 1.75 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0105

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Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, 8.00 in. Aftermarket Axle, 2 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0106

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder, Jeep, Kit

Part Number: PFN-S0107

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Hydraulic Steering Kits, Big Bore XD Series, Cast Iron, 7.5 in, Stroke,D60 Axles,High Pressure Hoses,Stainless Steel Fittings, Jeep, Kit

Part Number: PFN-S0139

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

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Estimated Ship Date: Dec 26, 2025 if ordered today

Hydraulic Steering Kits, Big Bore XD Series, Cast Iron, 8.0 in, Stroke,Curry Rock Jock Axles, High Pressure Hoses,Stainless Steel Fittings, Jeep, Kit

Part Number: PFN-S0140

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

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Estimated Ship Date: Dec 26, 2025 if ordered today

Hydraulic Steering Kits, Big Bore XD Series, Cast Iron, 8.0 in, Stroke,Curry Rock Jock Axles, High Pressure Hoses,Stainless Steel Fittings, Jeep, Kit

Part Number: PFN-S0141

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

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Estimated Ship Date: Dec 26, 2025 if ordered today

Hydraulic Steering Kit, Big Bore XD Steering Cylinder Assist, Steering Box, Pump, Cylinder 8.00 in., Aftermarket Axle, 1.375 in. Tie Rod, Jeep, Kit

Part Number: PFN-S0072

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

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Estimated Ship Date: Dec 26, 2025 if ordered today

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