Suspension Helper Springs

Heavy loads can bottom out your springs, so give them a little help! Suspension helper springs attach to your existing leaf or coil springs and increase their spring...

Heavy loads can bottom out your springs, so give them a little help! Suspension helper springs attach to your existing leaf or coil springs and increase their spring rate, reducing sag and restoring ride quality.

Top Brands

For a safe and level ride, turn to suspension manufacturers you can trust, like Roadmaster Active Suspension, Hellwig, Longacre, and SuperSprings. You’ll find all the top brands here at Summit!

Top Brands

For a safe and level ride, turn to suspension manufacturers you can trust, like Roadmaster Active Suspension, Hellwig, Longacre, and SuperSprings. You’ll find all the top brands here at Summit!

Showing In Stock Items. Show All 119 Items.

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Results 1 - 25 of 49

Timbren Suspension Enhancement Systems for 2017-2026 F-250 SUPER DUTY - FR250SDJ

Suspension Helper Springs, Suspension Enhancement System, Black, Ford, Rear, Kit

Part Number: TBI-FR250SDJ

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems GMRCK25D

Springs, Helper, Rear, Black, Chevy, GMC, Kit

Part Number: TBI-GMRCK25D

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems for 2017-2026 F-350 SUPER DUTY - FR350SDJ

Suspension Helper Springs, Suspension Enhancement System, Black, Ford, Rear, Kit

Part Number: TBI-FR350SDJ

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems for 2015-2025 F-150 - FR1504E

Suspension Helper Springs, Suspension Enhancement Systems, Black, Rear, Ford, Kit

Part Number: TBI-FR1504E

4.55 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems for 2020-2026 SIERRA 1500, SILVERADO 1500, 2022 SIERRA 1500 LIMITED - GMRS15

Springs, Helper, Rear, Black, Chevy, GMC, Kit

Part Number: TBI-GMRS15

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems for 2019-2024 1500 CLASSIC, 2009-2010 RAM 1500, 2011-2026 RAM 1500 - DR1500DQ

Suspension Helper Springs, Rear, Springs, Hardware, Dodge, Ram, Kit

Part Number: TBI-DR1500DQ

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems for 2017-2026 F-250 SUPER DUTY, F-350 SUPER DUTY, 2015-2026 F-450 SUPER DUTY - FRTT350J

Springs, Helper, Rear, Black, Ford, Kit

Part Number: TBI-FRTT350J

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems for 2005-2023 TACOMA, 2004-2024 TITAN, 2000-2021 TUNDRA - TORTUN4

Springs, Helper, Rear, Black, Toyota, Kit

Part Number: TBI-TORTUN4

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems GMRCK15S

Springs, Helper, Rear, Black, Chevy, GMC, Kit

Part Number: TBI-GMRCK15S

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems GMRCK25S

Springs, Helper, Rear, Black, Chevy, GMC, Kit

Part Number: TBI-GMRCK25S

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems GMFK25D

Suspension Helper Springs, with Hardware, Front, Chevy, GMC, Kit

Part Number: TBI-GMFK25D

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems for 2011-2016 F-250 SUPER DUTY - FR250SDG

Suspension Helper Springs, with Hardware, Rear, Ford, Kit

Part Number: TBI-FR250SDG

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems for 1975-1997 F-350, 1999-2016 F-350 SUPER DUTY - FR350SDF

Suspension Helper Springs, with Hardware, Rear, Ford, Kit

Part Number: TBI-FR350SDF

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems GMRTT35D

Suspension Helper Springs, Rubber, Rear, Chevy, GMC, Kit

Part Number: TBI-GMRTT35D

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems FR250SDE

Suspension Helper Springs, with Hardware, Rear, Ford, Kit

Part Number: TBI-FR250SDE

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems GMRG35

Springs, Helper, Rear, Black, Chevy, GMC, Kit

Part Number: TBI-GMRG35

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2026 if ordered today

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Estimated Ship Date: Nov 6, 2026 if ordered today

Timbren Suspension Enhancement Systems for 2002-2008 RAM 1500, 2003-2010 RAM 2500, 2011-2013 RAM 2500 - DR2500CA

Suspension Helper Springs, Rear, Springs, Hardware, Dodge, Kit

Part Number: TBI-DR2500CA

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems GMFK25S

Suspension Helper Springs, with Hardware, Front, Cadillac, Chevy, GMC, Hummer, Mitsubishi, Kit

Part Number: TBI-GMFK25S

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timbren Suspension Enhancement Systems for 2019-2026 SIERRA 1500, SILVERADO 1500, 2022 SIERRA 1500 LIMITED - GMFK15CC

Suspension Helper Springs, with Hardware, Front, Chevy, GMC, Kit

Part Number: TBI-GMFK15CC

Not Yet Reviewed

Estimated Ship Date: Nov 5, 2026 if ordered today

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Estimated Ship Date: Nov 5, 2026 if ordered today

Timbren Suspension Enhancement Systems GMFK15A

Suspension Helper Springs, with Hardware, Front, Cadillac, Chevy, GMC, Kit

Part Number: TBI-GMFK15A

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Nov 6, 2026 if ordered today

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Estimated Ship Date: Nov 6, 2026 if ordered today

Timbren Suspension Enhancement Systems for 2005-2016 F-250 SUPER DUTY, 1975-1997 F-350, 1999-2016 F-350 SUPER DUTY - FRTT350F

Suspension Helper Springs, Rubber, Rear, Ford, Kit

Part Number: TBI-FRTT350F

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2026 if ordered today

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Estimated Ship Date: Nov 6, 2026 if ordered today

Timbren Suspension Enhancement Systems DRTT3500D

Suspension Helper Springs, with Hardware, Rear, Dodge, Ram, Kit

Part Number: TBI-DRTT3500D

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 6, 2026 if ordered today

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Estimated Ship Date: Nov 6, 2026 if ordered today

Timbren Suspension Enhancement Systems GMRTT35S

Suspension Helper Springs, Rubber, Rear, Chevy, GMC, Kit

Part Number: TBI-GMRTT35S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 6, 2026 if ordered today

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Estimated Ship Date: Nov 6, 2026 if ordered today

Timbren Suspension Enhancement Systems for 2020-2026 SIERRA 1500, SILVERADO 1500, 2022 SIERRA 1500 LIMITED - GMRSTT15

Suspension Helper Springs, Rear, Chevy, GMC, Kit

Part Number: TBI-GMRSTT15

Not Yet Reviewed

Estimated Ship Date: Nov 5, 2026 if ordered today

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Estimated Ship Date: Nov 5, 2026 if ordered today

Timbren Suspension Enhancement Systems for 2005-2026 F-350 SUPER DUTY, 2005-2025 F-550 SUPER DUTY - FF550SDH

Suspension Helper Springs, with Hardware, Front, Ford, Kit

Part Number: TBI-FF550SDH

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2026 if ordered today

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Estimated Ship Date: Nov 6, 2026 if ordered today

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