Dorman Heavy-Duty Coil Springs

5.0 out of 5 stars 2 Customer Reviews

Dorman heavy-duty coil springs are designed to provide a 35 percent increase in load handling capability over the vehicle's nominal spring rate, offering an easy up

Dorman heavy-duty coil springs are designed to provide a 35 percent increase in load handling capability over the vehicle's nominal spring rate, offering an easy upgrade for vehicles used in continuous heavy hauling conditions. Custom-engineered to improve ride quality, reduce driver fatigue, and improve handling, they're an ideal replacement for coil springs on many pickup trucks, SUVs, RVs, plow trucks, vans and more. They also feature quality steel manufacturing to help ensure reliable performance as replacements or upgrades for worn or damaged originals. Heavy-duty springs are a great compromise between the facto

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Dorman Heavy-Duty Coil Springs for 2005-2021 F-250 SUPER DUTY, F-350 SUPER DUTY - 929-943

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-943

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Dorman Heavy-Duty Coil Springs 929-902

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-902

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Dorman Heavy-Duty Coil Springs 929-916

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-916

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Dorman Heavy-Duty Coil Springs 929-929

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-929

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Dorman Heavy-Duty Coil Springs for 2014-2021 2500 - 929-932

Coil Springs, Heavy-Duty, Stock Ride Height, Progressive Rate, Black, Rear, Ram, Pair

Part Number: RNB-929-932

5.0 out of 5 stars ( 1 )

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Dorman Heavy-Duty Coil Springs 929-950

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-950

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2011-2018 1500, 2009-2010 RAM 1500 - 929-926

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-926

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs 929-924

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-924

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2013-2015 2500, 3500 - 929-949

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-949

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs 929-941

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-941

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 1982-1992 F-150 - 929-931

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-931

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs 929-900

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-900

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2019-2021 1500 - 929-920

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-920

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2019-2021 2500, 3500 - 929-917

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-917

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Dorman Heavy-Duty Coil Springs 929-907

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-907

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2013-2018 2500, 3500 - 929-909

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-909

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2011-2018 1500 - 929-953

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-953

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 1994-2001 RAM 1500 - 929-906

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-906

Not Yet Reviewed

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Dorman Heavy-Duty Coil Springs for 2011-2018 1500, 2009-2010 RAM 1500 - 929-927

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-927

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2011-2018 1500, 2009-2010 RAM 1500 - 929-911

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-911

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2005-2021 F-250 SUPER DUTY, F-350 SUPER DUTY - 929-944

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-944

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2005-2010 F-250 SUPER DUTY, F-350 SUPER DUTY - 929-942

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-942

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2012-2015 C/V, 2011-2020 GRAND CARAVAN - 929-935

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-935

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2019-2021 1500 - 929-933

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-933

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Dorman Heavy-Duty Coil Springs for 2008-2010 GRAND CARAVAN - 929-937

Heavy Duty Coil Spring Upgrade - 35 Percent Increased Load Handling

Part Number: RNB-929-937

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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