Truck & Car Suspension Parts & Kits

Hyperco I-Series 5 Inch Coilover Spring 18I-2100-HT-5

Coilover Spring, I-Series, 36mm Inner Diameter, 5 in. Free Length, 2,100 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-S0012

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series 5 Inch Coilover Spring 18I-1900-HT-5

Coilover Spring, I-Series, 36mm Inner Diameter, 5 in. Free Length, 1,900 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-S0015

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series 5 Inch Coilover Spring 18I-1800-HT-5

Coilover Spring, I-Series, 36mm Inner Diameter, 5 in. Free Length, 1,800 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-S0016

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series 5 Inch Coilover Spring 18I-1700-HT-5

Coilover Spring, I-Series, 36mm Inner Diameter, 5 in. Free Length, 1,700 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-S0018

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series 5 Inch Coilover Spring 18I-1600-HT-5

Coilover Spring, I-Series, 36mm Inner Diameter, 5 in. Free Length, 1,600 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-S0019

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-0400-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 400 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-0400-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series 5 Inch Coilover Spring 18I-0550-HT

Coilover Spring, Blue, in FL x 36in ID x 550lb/in

Part Number: HYC-18I-0550-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-0600-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 600 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-0600-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-0650-HT

Coilover Spring, Blue, ~5in FL x 36in ID x 650lb/in

Part Number: HYC-18I-0650-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-0700-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 700 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-0700-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-0750-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 750 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-0750-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-0800-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 800 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-0800-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-1100-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 1,100 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-1100-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-1200-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 1,200 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-1200-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-1300-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 1,300 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-1300-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-1400-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 1,400 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-1400-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-1500-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 1,500 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-1500-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-1700-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 1,700 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-1700-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-1800-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 1,800 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-1800-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-1900-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 1,900 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-1900-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-3700-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 3,700 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-3700-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series Coilover Springs 18I-3900-HT

Coilover Spring, I-Series, 36mm Inner Diameter, 3,900 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-18I-3900-HT

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series 4 Inch Coilover Spring 18I-1400-HT-4

Coilover Spring, I-Series, 36mm Inner Diameter, 4 in. Free Length, 1,400 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-S0024

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series 5 Inch Coilover Spring 18I-2200-HT-5

Coilover Spring, I-Series, 36mm Inner Diameter, 5 in. Free Length, 2,200 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-S0011

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Hyperco I-Series 5 Inch Coilover Spring 18I-2000-HT-5

Coilover Spring, I-Series, 36mm Inner Diameter, 5 in. Free Length, 2,000 lbs./in. Spring Rate, Blue Powdercoated, Each

Part Number: HYC-S0013

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today