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 2000 +

Scott Drake Coil Spring Seats C4DZ-3388-HP

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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Scott Drake Coil Spring Seats C4DZ-3388-RI

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

Part Number: SDK-C4DZ-3388-RI

4.46 out of 5 stars ( 26 )

Estimated Ship Date: Today

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Whiteline Coil Spring Saddles W71407G

Coil Spring Seat, Lower, Steel, Black, Each

Part Number: WHL-W71407G

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Goodmark Coil Spring Seats for 1967-1973 COUGAR, 1964-1973 MUSTANG - GMK3020972643S

Coil Spring Seat And Bushing

Part Number: GMK-3020972643S

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Today

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AJE Suspension Bolt-On Spring Perches for 1979-2004 MUSTANG - MU-1001

AJE Suspension Bolt-On Spring Perches for 1979-2004 MUSTANG - MU-1001

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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Allstar Performance Lower Spring Plates ALL56124

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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Moog Problem Solver Coil Spring Seats K160021

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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Dorman Coil Spring Seat Repair Kits for 1997-2006 WRANGLER - 926-080

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

Part Number: RNB-926-080

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Silver Sport Seat Pan Bushings for 1963-1967 CORVETTE - XMG-01700

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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Moog Problem Solver Coil Spring Seats K160015

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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KYB Coil Spring Seats SM5485

Coil Spring Seat;

Part Number: KYB-SM5485

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Rust Buster Coil Spring Buckets for 2003-2009 4RUNNER, 2007-2014 FJ CRUISER - RB8426L

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

Part Number: RBF-RB8426L

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Dorman Coil Spring Seat Repair Kits for 1994-2001 RAM 1500, 1994-1997 RAM 2500 - 926-071

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

Part Number: RNB-926-071

Not Yet Reviewed

Estimated Ship Date: Today

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Eibach Pro-UTV Spring Adapters for 2011-2013 RANGER RZR XP 900, 2015-2016 RZR S 1000 EPS - ADAPTER225-250

Coil Spring Seat Adapters, Pro-UTV Spring Adapter, 2.25 in. to 2.50 in. I.D., Acetal Resin, Black, Polaris RZR S 1000 with Dual A-Arm Suspension, Each

Part Number: EIB-DAPTER225250

Not Yet Reviewed

Estimated Ship Date: Today

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KYB Coil Spring Seats SM5718

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

Part Number: KYB-SM5718

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Moog Problem Solver Coil Spring Seats K160311

Suspension Coil Spring Seat

Part Number: MOG-K160311

Not Yet Reviewed

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KYB Coil Spring Seats for 2002-2005 CIVIC - SM5702

Upper Spring Seat and Isolator

Part Number: KYB-SM5702

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Rust Buster Coil Spring Buckets for 2003-2009 4RUNNER, 2007-2014 FJ CRUISER - RB8426R

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

Part Number: RBF-RB8426R

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Dorman Coil Spring Seat Repair Kits for 2008-2015 WRANGLER - 523-280

Coil Spring Seat, Replacement, Front, Steel, Primer, 2.5 in. Conventional, Jeep, Pair

Part Number: RNB-523-280

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Aldan American Coil Spring Seats ALD-11

Coil Spring Seats, Lower, Aluminum, Black Anodized, Small, Each

Part Number: AAX-ALD-11

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Monroe Strut-Mate Coil Spring Seats for 1996-2005 RAV4 - 909939

Strut-Mate Strut Coil Spring Seat

Part Number: MON-909939

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Dorman Coil Spring Seat Repair Kits for 2007-2015 WRANGLER - 523-281

Coil Spring Seat, Replacement, Front, Steel, Primer, 3.0 in. Tru-Lok, Jeep, Pair

Part Number: RNB-523-281

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Dorman Coil Spring Seat Repair Kits for 1999-2004 GRAND CHEROKEE - 926-079

Coil Spring Seat Repair, Steel. Black, Each

Part Number: RNB-926-079

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Aldan American Coil Spring Seats ALD-24

Coil Spring Seats, Upper, Aluminum, Natural, Each

Part Number: AAX-ALD-24

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Rust Buster Coil Spring Buckets for 1996-2002 4RUNNER - RB8418R

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

Part Number: RBF-RB8418R

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

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