Chassis & Suspension
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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...
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.
Showing In Stock Items. Show All 20 Items.
Coilover Spring, Pro, Pigtail Style, 550 lbs./in. Rate, 10 in. Length, 3.50/2.50 in. I.D., Silver Powdercoated, Each
Part Number: QA1-10HTSP550
Estimated Ship Date: Today
Estimated Ship Date: Today
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Coil Over Spring, 550 lbs./in. Rate, 10 in. Length, 2.5 in. Inside Diameter, Silver Powdercoated, Each
Part Number: SUM-72-10-550
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Coilover Spring, Pro, Flat Style, 550 lbs./in. Rate, 10 in. Length, 4.10/2.50 in. I.D., Silver Powdercoated, Each
Part Number: QA1-10HTBF550
Estimated Ship Date: Today
Estimated Ship Date: Today
Coilover Spring, Pro, Flat Style, 550 lbs./in. Rate, 10 in. Length, 3.50/2.50 in. I.D., Silver Powdercoated, Each
Part Number: QA1-10HTSF550
Estimated Ship Date: Today
Estimated Ship Date: Today
Coilover Spring, High Travel, 550 lbs./in. Rate, 10 in. Length, 2.50 in. I.D., Silver Powdercoated, Each
Part Number: QA1-10HT550
Estimated Ship Date: Today
Estimated Ship Date: Today
Coilover Spring, High Travel, 550 lbs./in. Rate, 10 in. Length, 2.50 in. I.D., Black Powdercoated, Each
Part Number: QA1-10HT550B
Estimated Ship Date: Today
Estimated Ship Date: Today
Coilover Spring, 550 lbs./in., 9.625 in. Length, 4.100 in. Upper/2.500 Lower in. I.D., Black Powdercoated, Steel, Each
Part Number: AAX-10USB550
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Coilover Spring, 550 lbs./in., 9.625 in. Length, 3.500 in. Upper/2.500 Lower in. I.D., Black Powdercoated, Steel, Each
Part Number: AAX-10USA550
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Coilover Spring, 550 lbs./in., 10.00 in. Length, 2.500 in. I.D., Black Powdercoated, Steel, Each
Part Number: AAX-10-550BK
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Coilover Springs, Gray/Silver, 10.0 in. Length, 550 lbs./in. Spring Rate, for Big Block Applications, Chevrolet, Pontiac, Pair
Part Number: HDT-CQ-550-10-F
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
TAPERED GM C/O SPG-BLACK
Part Number: AFC-10GM550
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Tapered Mustang II Coil-ove
Part Number: AFC-10SR550
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Coilover Springs, Gray/Silver, 10.0 in. Length, 550 lbs./in. Spring Rate, Front or Rear, Pair
Part Number: HDT-CSV-550-10
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Coilover Spring, 550 lbs./in., 10.00 in. Length, 2.500 in. I.D., Black Powdercoated, Steel, Pair
Part Number: AAX-10-550BK2
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Spring 2.5 ID 10in Tall 550 rate high travel spring that are designed for high travel coil over applications for dirt, pavement and drag racing
Part Number: LAN-10VB550
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
2.5 ID x 10 DL COIL OVER
Part Number: LAN-HT10-550
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
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Summit Racing™ 10 Inch Coilover Spring SUM-72-10-550
