Car & Truck Chassis & Suspension Parts

Welcome to the home of great handling and ride quality! We stock a huge assortment of car and truck chassis and suspension parts like shocks, struts, and coil and leaf...

Welcome to the home of great handling and ride quality! We stock a huge assortment of car and truck chassis and suspension parts like shocks, struts, and coil and leaf springs, so whether you want a smooth street ride, responsive race handling, or rugged off-road control, you can find all the parts you need for your suspension upgrades here. We have complete lowering kits for a road-hugging sport stance, and lift kits to accommodate massive tires and greater suspension travel. Summit also has steering components, sway bars, frame rails and connectors, tie rods, wheelie bars, and wheel tubs, plus engine, transmission, and...

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Results 1 - 25 of 309

PSC Big Bore XD Steering Gears for 1980-1983 CJ5, 1980-1986 CJ7, 1981-1985 SCRAMBLER - SG062R

Steering Gear, Big Bore XD, Front Steer, Power Assist, 16:1 Ratio, Cast Iron, Gray, Cylinder Assist Fitting Ports, Jeep, Each

Part Number: PFN-SG062R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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PSC Big Bore XD Steering Gears for 2003-2006 WRANGLER - SG400R

Steering Box, Big Bore XD, Front Steer, Power Assist, 16:1 Ratio, Cast Iron, Gray, Cylinder Assist Fitting Ports, Jeep, Each

Part Number: PFN-SG400R

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Air Lift 3P Air Management Systems 27680

Air Suspension Controller, 3P Air Management System, Digital, 4 Air Bag Support, Remote Controller, 1/4 in.-NPT Manifold Ports, 1/4 in. Air Lines, Kit

Part Number: AIR-27680

Not Yet Reviewed

Estimated Ship Date: Today

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PSC Replacement Steering Boxes for 2007-2015 WRANGLER - SG684R

Steering Box, Replacement, Front Steer, Power Assist, 14:1 Ratio, Cast Iron, Black, Cylinder Assist Fitting Ports, Jeep, Each

Part Number: PFN-SG684R

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Slam Specialties SS Series Air Springs 102808

8" dia, 1/2" single NPT port, 2.7" min. height - 13" max height, composite plates, internal bump stops

Part Number: SLM-102808

Not Yet Reviewed

Estimated Ship Date: Today

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Slam Specialties SS Series Air Springs 102508

5.5" dia, 1/2" NPT single port, 2.7" min. height - 8.625" max height, composite plates, internal bump stops

Part Number: SLM-102508

Not Yet Reviewed

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Lares Remanufactured Power Steering Control Valves for 1964-1966 MUSTANG - 16

Power Steering Control Valve, Remanufactured, 1/4 in. Pressure Port, Pre-Greased, Serviceable, Ford, V8, Each

Part Number: LSC-16

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Lares New Power Steering Slave Cylinders 10032

Power Steering Slave Cylinder, Standard Replacement, 1/4 in.-20 Inlet Port, 12.188 in. Length, 1/2 in. Rod, Steel, Black, Ford, Edsel, Mercury, Each

Part Number: LSC-10032

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Slam Specialties RE Series Air Springs 104608

6" dia, 1/2" single NPT port, 2.9" min. height - 10" max height, zinc aluminum plates, internal bump stops

Part Number: SLM-104608

Not Yet Reviewed

Estimated Ship Date: Today

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Slam Specialties TS Series Air Springs 105604

6" dia 1/4" single NPT port, 4.5" min. height - 10.25" max height, composite plates

Part Number: SLM-105604

Not Yet Reviewed

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AccuAir Suspension Seamless 5 Gallon Air Tank AA-3942

Seamless 32" x 6.625" 5 x 1/4" NPT ports

Part Number: CUA-AA-3942

Not Yet Reviewed

Estimated Ship Date: Today

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Slam Specialties RE Series Air Springs 104508

5.5" dia, 1/2" single NPT port, 2.9' min. height - 8" max height, zinc aluminum plates, internal bump stops

Part Number: SLM-104508

Not Yet Reviewed

Estimated Ship Date: Today

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Tuff Stuff Performance Power Steering Pumps 6175ALD

Type II power steering pump, Chrome, AN fittings, through hole mtg and top pressure port, 1200 PSI

Part Number: TFF-6175ALD

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Jul 24, 2026 if ordered today

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Estimated Ship Date: Jul 24, 2026 if ordered today

PSC Big Bore XD Steering Gears for 2003-2008 RAM 3500, RAM 2500, 2005-2008 RAM 1500 - SG853R

Steering Box, Big Bore XD Steering Gears, Power Assist, Front Steer, 14:1 Ratio, Cast Iron, Black, Ported for Use with Ram Assist, Dodge, Each

Part Number: PFN-SG853R

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Helix Air Suspension Springs HEXAB1

Suspension Air Bag / Bellows, 1/2" Single Port Air Bag 2500Lbs 600PSI

Part Number: HLI-18626

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Air Lift Replacement Sleeves 58130

Sleeve, Replacement, 3/8 in. Port, Each

Part Number: AIR-58130

Not Yet Reviewed

Estimated Ship Date: Today

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AccuAir Air Tanks AA-3941

Seamless 18" x 6.625" 5 x 1/4" NPT ports

Part Number: CUA-AA-3941

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Kleinn Automotive Accessories Air Tanks 6270RT

Horn Air Tanks, 1.0 Gallon Air Tank, Five 1/4" NPT ports

Part Number: KLN-6270RT

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Performance Steering Components PSC Steering Boxes SG039R

PORTED GEAR BOX

Part Number: PFN-SG039R

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Firestone 1 Gallon Air Tank WR17609125

Air Tank, 1 Gallon, Steel, Black, 6 in. Diameter, 12 in. Length, Two 1/4 in. NPT Ports, Each

Part Number: FIP-9125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Helix Suspension Kits, Air Springs HEXAB238

Suspension Air Bag / Bellows, Two 2600lb 1/2 Inch Single Port Air Bags with Fittings

Part Number: HLI-315227

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Tuff Stuff Performance Power Steering Pumps 6175ALD-1

Type II power steering pump, Chrome, GM pressure slip, threaded mtg and top pressure port, 1200 PSI

Part Number: TFF-6175ALD-1

Not Yet Reviewed

Estimated Ship Date: Jul 24, 2026 if ordered today

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Estimated Ship Date: Jul 24, 2026 if ordered today

AFCO Racing Shock and Strut Components 550001139

Machined Billet Pistons, PISTON, 3 PORT LIN

Part Number: AFC-550001139

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Arnott Air Suspension Shock and Strut Components K-4078

Nitrogen Suspension Refill Port - Porsche

Part Number: NTT-K-4078

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

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Estimated Ship Date: Jun 23, 2026 if ordered today

OER Steering Control Valves 3A730D

1967-76 Ford, 1967-70 Mustang 6 or 8 Cyl; Power Steering Hydraulic Control Valve; 5/16" Pressure Port

Part Number: OER-3A730D

Not Yet Reviewed

Estimated Ship Date: Aug 3, 2026 if ordered today

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Estimated Ship Date: Aug 3, 2026 if ordered today

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