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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Trans-Dapt Performance Engine Swap Motor Mounts 4100

Trans-Dapt Performance Engine Swap Motor Mounts 4100

Motor Mounts, Engine Swap, Complete Mount, Weld-In, Steel, Jeep, Chevy Small Block/GM V6, Kit

Part Number: TRD-4100

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Firestone Coil-Rite Air Helper Spring Kits W237604100

Air Springs, Front, Chevy, GMC, Kit

Part Number: FIP-4100

4.47 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Steeda Heavy-Duty Adjustable Control Arms for 1979-2004 MUSTANG - 555-4100

Control Arms, Rear, Upper, Steel, Silver Powdercoated, Polyurethane Bushings, Ford, Pair

Part Number: SDA-555-4100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Steeda Rear Control Arm Bushings for 1979-2004 MUSTANG - 555-4100-BK

Control Arm Bushings, Rear, Upper, Polyurethane, Black, Ford, Kit

Part Number: SDA-555-4100-BK

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Beck/Arnley Tie Rod Ends 101-4100

Tie Rod End, OE Replacement, Greasable, Each

Part Number: BCK-101-4100

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Prothane Leaf Spring and Shackle Bushings 4-1001-BL

Rear Leaf Spring Bushings, Polyurethane, Black, Dodge, Plymouth, Set

Part Number: PTP-4-1001-BL

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Prothane Leaf Spring and Shackle Bushings 4-1002-BL

Leaf Spring Shackle Bushing; Leaf Spring Eye/Shackle Bushing Kit; Black; Eye Bushing Dia. 1 1/2 in.; Eye Bolt

Part Number: PTP-4-1002-BL

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Prothane Leaf Spring and Shackle Bushings 4-1005-BL

Rear Leaf Spring Bushings, Polyurethane, Black, Dodge, Set

Part Number: PTP-4-1005-BL

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Prothane Leaf Spring and Shackle Bushings 4-1005

Leaf Spring Bushing; Leaf Spring Eye Bushing; Red; w/1 in. ID Spring Eye

Part Number: PTP-4-1005

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Prothane Leaf Spring and Shackle Bushings 4-1002

Bushing, Leaf Spring and Shackle, Polyurethane, Red, Dodge, Plymouth, Kit

Part Number: PTP-4-1002

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Eibach Sportline Lowering Springs for 2006-2007 MUSTANG - 4.10035

Lowering Springs, Sportline, Front and Rear, Red Powdercoated, Ford, V6, Kit

Part Number: EIB-4-10035

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

Eibach Sport-Plus Performance Handling Packages for 2005-2009 MUSTANG - 4.10035.880

Handling Package, Sport-Plus, Ford, Kit

Part Number: EIB-4-10035-880

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

JKS Quicker Disconnect Sway Bar End Links JKS4100

Quicker Disconnect

Part Number: JKS-JKS4100

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

KYB Strut-Plus Assemblies for 2001-2012 ESCAPE, 2005-2011 MARINER, 2001-2011 TRIBUTE - SR4100

Strut Assembly, Strut-Plus, Twin-Tube, Gas Charged, Black Boot Included, Each

Part Number: KYB-SR4100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Delphi Suspension Strut Rod Bushing Kits TD4100W

Suspension Strut Rod Bushing kit

Part Number: DFP-TD4100W

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

ADS Race Bypass Shocks 300-BP410-0P1

Shock Absorber, Bypass Shock, 4 Tubes, Style 1, Piggyback Reservoir, 29.91 in. Extended, 19.90 in. Compressed, 10.00 in. Stroke, Each

Part Number: ADZ-300BP4100P1

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

ADS Race Bypass Shocks 300-BP410-0R1

Shock Absorber, Bypass Shock, 4 Tubes, Style 1, Remote Reservoir, 29.91 in. Extended, 19.90 in. Compressed, 10.00 in. Stroke, Each

Part Number: ADZ-300BP4100R1

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

Cardone Magna-Pure Inline Power Steering Filters 20-0058F

Power Steering Filter, Fits 5/8 in. Hoses, Each

Part Number: AAZ-20-0058F

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems HSR001

Suspension Helper Springs, Springs, Hardware, International, Front, Kit

Part Number: TBI-HSR001

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Fox Racing Shox Factory Race Series 1.5 Zero QS Shocks 850-02-029

1.5 ZERO QS3-R LW SKI SHOCKS

Part Number: FXX-850-02-029

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Fox Racing Shox Factory Race Series Float 3 Evol QS Shocks 850-21-259

FLOAT 3 EVOL QS3-R LW SKI SHOCKS S-D

Part Number: FXX-850-21-259

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Fox Racing Shox Factory Race Series Float 3 Evol QS Shocks 853-21-016

REAR TRACK SHOCKS FLOAT 3 LW FT QSL LW RT EVOL QSL-R LW LYN

Part Number: FXX-853-21-016

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Steeda Tubular Steel Upper Control Arms for 1979-2004 MUSTANG - 555-4095

Control Arms, Steel, Black Powdercoated, Polyurethane Bushings, Ford, Mustang, Pair

Part Number: SDA-555-4095

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

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