Car & Truck Chassis & Suspension Parts

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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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Aldan American Track Comp Suspension Packages 300300

Aldan American Track Comp Suspension Packages 300300

Coilover Kits, Track Comp, Front, 0.0 - 2.0 in. Lowered Front, Rear Shocks, Double Adjustable, 550 lb./in. Spring Rate, Ford, Mercury, Big Block, Kit

Part Number: AAX-300300

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Summit Racing™ 9 Inch Coilover Spring SUM-72-09-300

Coil Over Spring, 300 lbs./in. Rate, 9 in. Length, 2.5 in. Inside Diameter, Silver Powdercoated, Each

Part Number: SUM-72-09-300

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Calvert Racing U-Bolts UR300X70

U-Bolt, Leaf Spring, Round, 7 in. Length, 3 in. Width, Steel, Gold Iridited, Set of 4

Part Number: CLV-UR300X70

4.87 out of 5 stars ( 60 )

Estimated Ship Date: Tomorrow

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Flaming River 1965-70 Mustang Power Rack and Pinion Cradle Kits for 1964-1970 MUSTANG - FR300NPP3

Rack and Pinion Cradle System, Natural Rack, Power, Ford, Kit

Part Number: FLA-FR300-NPP3

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Calvert Racing Leaf Spring Sliders SL-300-CR

Leaf Spring Slider, Steel, Natural, Split Mono/Chrysler Leaf, Pair

Part Number: CLV-SL-300-CR

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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QA1 High-Travel 10 Inch Coilover Spring 10HT300

Coilover Spring, High Travel, 300 lbs./in. Rate, 10 in. Length, 2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-10HT300

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Calvert Racing U-Bolts UR300X90

U-Bolt, Leaf Spring, Round, 9 in. Length, 3 in. Width, Steel, Gold Iridited, Set of 4

Part Number: CLV-UR300X90

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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BMR Suspension Motor Mount Kits MM300H

MOTOR MOUNT KIT HAMMERTONE

Part Number: BMR-MM300H

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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QA1 High-Travel 14 Inch Coilover Spring 14HT300

Coilover Spring, High Travel, 300 lbs./in. Rate, 14 in. Length, 2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-14HT300

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Calvert Racing Heavy-Duty Spring Perches HDP-300

Leaf Spring Perches, Heavy-Duty, Steel, 2.250 in. Perch Width, 3.000 in. Axle Tube Diameter, Pair

Part Number: CLV-HDP-300

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Calvert Racing Leaf Spring Sliders SL-300-S10

Leaf Spring Sliders, Steel, Natural, Chevrolet, GMC, Pair

Part Number: CLV-SL-300-S10

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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QA1 High-Travel 12 Inch Coilover Spring 12HT300B

Coilover Spring, High Travel, 300 lbs./in. Rate, 12 in. Length, 2.50 in. I.D., Black Powdercoated, Each

Part Number: QA1-12HT300B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Skyjacker Pitman Arms for 1966-1979 BRONCO, 1976 F-100, 1977-1979 F-150 - FA300

Pitman Arm, Steel, Ford, Pickup, SUV, with Power Steering, 4-6 in. Lift, 4WD, Each

Part Number: SJA-FA300

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Low Range Off-Road Economy Builder Laser Tabs DIY-TAB-300

Chassis Tab, Economy Builder Laser Tab, 2.375 in. Long, 0.750 in. Hole, 0.188 in. Thick, Flat Mount, Steel, Natural, Each

Part Number: LRO-DIY-TAB-300

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Dorman Sway Bars 927-300

Sway Bar, Replacement, Front, Steel, Black, Solid, Chrysler, Dodge, Plymouth, Kit

Part Number: RNB-927-300

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

QA1 14 Inch Coil Spring 14CS300

Coilover Spring, 300 lbs./in. Rate, 14 in. Length, 2.50 in. I.D., Chrome Plated, Each

Part Number: QA1-14CS300

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

QA1 High-Travel 7 Inch Coilover Spring 7HT300B

Coilover Spring, High Travel, 300 lbs./in. Rate, 7 in. Length, 2.50 in. I.D., Black Powdercoated, Each

Part Number: QA1-7HT300B

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Hyperco Coils Shock and Strut Components 1001FX-300B

CROSSOVER RING, 3.00" ACME THREAD

Part Number: HYC-1001FX-300B

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

Dorman Control Arms for 2017-2024 ARMADA, 2011-2013 QX56, 2014-2024 QX80 - 526-300

Control Arms, Replacement, Boxed Style, Steel, Black, Front Right Lower, for Infiniti, for Nissan, Each

Part Number: RNB-526-300

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

Dorman Tie Rod Ends for 2003-2007 LAND CRUISER, LX470 - 532-300

Tie Rod End, Stock, Non-Greasable, Each

Part Number: RNB-532-300

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Kanter Sway Bars SWAY300

Sway Bar, Rear, Solid, Steel, Black Powdercoated, 0.750 in. Diameter, Ford, Mercury, Kit

Part Number: KAA-SWAY300

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

Landrum 10 Inch Coilover Spring TVB 300

Coil Spring 1.9 IDX 10 HT COIL OVER

Part Number: LAN-TVB300

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Landrum 20 Inch Coilover Spring RR20-300

Coil Over Spring, 3.75 ID X 20 COIL OVER

Part Number: LAN-RR20-300

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Landrum Performance Spring Coilover Springs HT11-300

2.5 ID x 11 DL COIL OVER

Part Number: LAN-HT11-300

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Landrum Performance Spring Coil Springs R32510-300

3.25 ID x 10 COIL OVER

Part Number: LAN-R32510-300

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Landrum Elite Series Coil Springs BB300-E

Coil Spring 5.0 OD X 10.5 ELITE

Part Number: LAN-BB300E

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

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