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Chassis & Suspension

Car & Truck Chassis & Suspension Parts

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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...

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 suspension mounts and bushings.

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Individual Parts

Results 1 - 25 of 2000 +

Coil Spring Seat, Lower, Steel, Black, Ford, Each

Part Number: SDK-C4DZ3388HP

4.82 out of 5 stars ( 22 )

Estimated Ship Date: Today

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This product may not be eligible for select promotional offers

Coil Spring Seat, Lower, Steel, Black, Ford, Each

Part Number: SDK-C4DZ-3388-RI

4.48 out of 5 stars ( 27 )

Estimated Ship Date: Today

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This product may not be eligible for select promotional offers

Coil Spring Seat And Bushing

Part Number: GMK-3020972643S

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Coil Spring Seat, Lower, Steel, Black, Each

Part Number: WHL-W71407G

4.67 out of 5 stars ( 3 )

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Spring Perches, Bolt-On, Upper, Steel, Black, Ford, Pair

Part Number: AJE-MU-1001

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Coil Spring Seat, Lower, Steel, Black, Each

Part Number: AAF-ALL56124

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Coil Spring Seat, Front Upper, Black, Rubber, Chevy, Each

Part Number: MOG-K160021

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Coil Spring Seat, Front Upper, Rubber, Dodge, 4WD, Each

Part Number: MOG-K160015

2.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Coil Spring Seat, Replacement, Front Lower, Steel, Primer, Dodge, Pair

Part Number: RNB-926-071

Not Yet Reviewed

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Suspension Coil Spring Seat

Part Number: MOG-K160311

Not Yet Reviewed

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Seat Pan Support GM C2 Corvette 1963-67 2 Reqired Per Car

Part Number: IST-XMG-01700

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Rear Coil Spring Bucket, Rear Right Upper with Shock Mount, Steel, Toyota, Each

Part Number: RBF-RB8418R

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Coil Spring Cup, Upper, Steel, Black, Each

Part Number: AAF-ALL56113

Not Yet Reviewed

Estimated Ship Date: Today

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Coil Spring Seat, Rubber, Black, Front Upper, Dodge, Jeep, Each

Part Number: KYB-SM5783

Not Yet Reviewed

Estimated Ship Date: Today

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Rear Coil Spring Bucket, Left Rear Upper, Steel, Natural, Toyota, Each

Part Number: RBF-RB8426L

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Coil Spring Seat;

Part Number: KYB-SM5485

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Coil Spring Seat, Replacement, Left Rear Upper, Steel, Primer, Jeep, Each

Part Number: RNB-926-080

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Coil Spring Seats, Allstar Performance Lower Spring Plates, Steel, Black, for use with 3 in. Diameter Axle Tube, Each

Part Number: AAF-ALL56123

Not Yet Reviewed

Estimated Ship Date: Today

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Coil Spring Seat, Steel, Black, Front Upper, for Infiniti, for Nissan, Each

Part Number: KYB-SM5718

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Coil Spring Seat, Rubber, Black, Spring Seat Insulator with Boot, Front Upper, Cadillac, Chevrolet, GMC, Each

Part Number: KYB-SM5717

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Strut-Mate Strut Coil Spring Seat

Part Number: MON-909939

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Coil Spring Insulator;

Part Number: KYB-SM5467

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Coil Spring Seat Repair, Steel. Black, Each

Part Number: RNB-926-079

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Made in the USA Aldan American Coil Spring Seats ALD-24

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 4/30/2026

Get 10% back after rebate on select Aldan American purchases! For details go to: https://aldanamerican.com/deals/rebate/

Get 10% back after rebate on qualifying Aldan American product purchases! Go to https://aldanamerican.com/deals/rebate/ for complete details. Valid on purchases made between 3/1/26 and 4/30/26 only. Must submit claim within 30 days of product ship date. Allow 8-10 weeks for rebate processing. Valid in the 50 United States, its territories and Canada. Limit (2) qualifying purchases per household or address. Max $355 back.

Coil Spring Seats, Upper, Aluminum, Natural, Each

Part Number: AAX-ALD-24

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

  • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 4/30/2026

    Get 10% back after rebate on select Aldan American purchases! For details go to: https://aldanamerican.com/deals/rebate/

    Get 10% back after rebate on qualifying Aldan American product purchases! Go to https://aldanamerican.com/deals/rebate/ for complete details. Valid on purchases made between 3/1/26 and 4/30/26 only. Must submit claim within 30 days of product ship date. Allow 8-10 weeks for rebate processing. Valid in the 50 United States, its territories and Canada. Limit (2) qualifying purchases per household or address. Max $355 back.

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Estimated Ship Date: Apr 15, 2026 if ordered today

Coil Spring Seat, Rear Lower, Steel, Black, GM, Each

Part Number: GMK-4030-989-642

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2026 if ordered today

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Estimated Ship Date: Aug 26, 2026 if ordered today