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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QA1 Mopar Torsion Bar Adjusters 52360

Torsion Bar Adjusters, Steel, Zinc Plated, Dodge, Plymouth, Pair

Part Number: QA1-52360

3.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Summit Racing™ Adjustable Transmission Mounts SUM-773200

Transmission Mount, Adjustable, Red Polyurethane, Steel, Black Powdercoated, Transmission Swap, RWD, 1.750 in. Tall, Each

Part Number: SUM-773200

4.31 out of 5 stars ( 29 )

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Allstar Performance Double Adjusters ALL56196

Double Adjuster, Steel, Black, 5/8 in.-18 Thread, Each

Part Number: AAF-ALL56196

5.0 out of 5 stars ( 1 )

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QA1 Rod End Linkage Adjusters AS12-12

Linkage, Rod End Adjuster, Chromoly Steel, 3/4 in.-16 RH Female Thread, 3/4 in.-16 LH, Male Thread, Each

Part Number: QA1-AS12-12

5.0 out of 5 stars ( 3 )

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Ridetech Ball Joint Wedge Plates for 1964-1970 MUSTANG - 12109521

Ridetech Ball Joint Wedge Plates for 1964-1970 MUSTANG - 12109521

Ball Joint Wedge Plates, 4-Hole, 6 Degree, Shelby Drop, Pair

Part Number: ART-12109521

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Allstar Performance Double Adjusters ALL56198

Double Adjuster, Steel, Black, 5/8-18 in. RH Thread, Each

Part Number: AAF-ALL56198

5.0 out of 5 stars ( 1 )

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Eddie Motorsports Adjusting Rods MS105-42P

Adjusting Rod, Aluminum, Polished, 7.00 in./8.50 in. Length, 5.5 in. Spacer, 3/8 in.-24 Thread

Part Number: EMS-MS105-42P

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 2, 2026 if ordered today

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Estimated Ship Date: Jun 2, 2026 if ordered today

Summit Racing™ Threaded Tubing Adjusters SUM-770262

Double Adjuster, Steel, Black, 3/4 in.-16 Thread, Each

Part Number: SUM-770262

Not Yet Reviewed

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Classic Performance Dual Adjustable Front Coilover Conversion Kits for 1964-1970 MUSTANG - 6470COK-2A350

Coilover Conversion Kits, Front, 350 lb. Springs, 0-3 in. Height Adjustable, Twin-Tube Adjustable Shocks, Ford, Kit

Part Number: CLP-6470COK2A350

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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QA1 Rod End Linkage Adjusters ADJ12-12

Linkage, Rod End Adjuster, Carbon Steel, 3/4 in.-16 Right Hand Thread, 3/4 in.-16 Left Hand Thread, Each

Part Number: QA1-ADJ12-12

5.0 out of 5 stars ( 1 )

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QA1 Rod End Linkage Adjusters AS10-10

Linkage, Rod End Adjuster, Chromoly Steel, 5/8 in.-18 RH Female Thread, 5/8 in.-18 LH, Male Thread, Each

Part Number: QA1-AS10-10

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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SPC Performance Control Arm Adjusting Sleeves 92065

Control Arm Adjusting Sleeve, Aluminum, 6.00 in. Length, 3/4 in. NPT Threads, Each

Part Number: SPS-92065

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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SPC Performance Control Arm Adjusting Sleeves 92080

Control Arm Adjusting Sleeve, Steel, 8.00 in. Length, 3/4-16 in. Threads, Each

Part Number: SPS-92080

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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QA1 Linkage Adjusters ASM12-75

Double Linkage Adjuster, Male to Male, Chromoly, Zinc Plated, 3/4-16 in. Thread, 7.5 in. Long, Each

Part Number: QA1-ASM12-75

Not Yet Reviewed

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Kanter Torsion Bar Adjusters TORADJ

Torsion Bar Adjuster, 1963-1964 Dodge 330, 1963-1964 Dodge 440, 1970-1974 Dodge Challenger

Part Number: KAA-TORADJ

Not Yet Reviewed

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SPC Performance Control Arm Adjusting Sleeves 92040

Control Arm Adjusting Sleeve, Steel, 3.75 in. Length, 3/4-16 in.Threads, Each

Part Number: SPS-92040

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Eddie Motorsports Adjusting Rods MS105-43BA

Adjusting Rod, Aluminum, Black Anodized, 7.50 in./9.00 in. Length, 6.0 in. Spacer, 3/8 in.-24 Thread

Part Number: EMS-MS105-43BA

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

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Estimated Ship Date: Jun 2, 2026 if ordered today

Eddie Motorsports Adjusting Rods MS105-40P

Adjusting Rod, Aluminum, Polished, 4.50 in./6.00 in. Length, 3.0 in. Spacer, 3/8 in.-24 Thread

Part Number: EMS-MS105-40P

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

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Estimated Ship Date: Jun 2, 2026 if ordered today

Eddie Motorsports Adjusting Rods MS105-45BK

Adjusting Rod, Aluminum, Black Powdercoated, 10.0 in./11.50 in. Length, 8.5 in. Spacer, 3/8 in.-24 Thread

Part Number: EMS-MS105-45BK

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

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Estimated Ship Date: Jun 2, 2026 if ordered today

Eddie Motorsports Adjusting Rods MS105-44BK

Adjusting Rod, Aluminum, Black Powdercoated, 9.00 in./10.50 in. Length, 7.50 in. Spacer, 3/8 in.-24 Thread

Part Number: EMS-MS105-44BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 2, 2026 if ordered today

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Estimated Ship Date: Jun 2, 2026 if ordered today

Biker's Choice Axle Adjusters 490006

Axle Adjusters, Steel, Chrome, Harley-Davidson®, FLT, FL, FX, FXR, XL, Pair

Part Number: BKC-49-0006

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Eddie Motorsports Adjusting Rods MS105-47BK

Adjusting Rod, Aluminum, Black Powdercoated, 12.0 in./13.5 in. Length, 10.5 in. Spacer, 3/8 in.-24 Thread

Part Number: EMS-MS105-47BK

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

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Estimated Ship Date: Jun 2, 2026 if ordered today

Eddie Motorsports Adjusting Rods MS105-49P

Adjusting Rod, Aluminum, Polished, 17 in./18.5 in. Length, 15.5 in. Spacer, 3/8 in.-24 Thread, Each

Part Number: EMS-MS105-49P

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

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Estimated Ship Date: Jun 2, 2026 if ordered today

Eddie Motorsports Adjusting Rods MS105-43CL

Adjusting Rod, Aluminum, Clear Powdercoated, 7.50 in./9.00 in. Length, 6.0 in. Spacer, 3/8 in.-24 Thread

Part Number: EMS-MS105-43CL

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

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Estimated Ship Date: Jun 2, 2026 if ordered today

Competition Engineering Adjustable Drag Shocks C2600

Shock/Strut, Adjustable Drag Shocks, Front, Each

Part Number: CEE-2600

4.58 out of 5 stars ( 66 )

Estimated Ship Date: Today

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