Bump Stop Springs First Level Category
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Bump Cups and the ST Springs are available individually or in a Combo that includes 2 Bump Cups.
14mm (and/or 1/2) Bump Cups  – Fit 14mm (and/or 1/2) Shock Shaft and Bump Spring Rates 300-2500
5/8 (and/or 16mm) Bump Cups – Fit 5/8 (and/or 16mm) Shock Shaft and Bump Spring Rates 300-2500
345 14mm (and/or 1/2) Bump Cups – Fit 14mm (and/or 1/2) Shock Shaft and Bump Spring Rates 3000 – 7000
345 5/8 (and/or 16mm) Bump Cups – Fit 5/8 (and/or 16mm) Shock Shaft and Bump Spring Rates 3000-7000 -
Bump Springs – are used in conjunction with a primary spring to allow a race car to have a relatively soft initial spring rate to get down to the desired optimum ride height, and then pick up the rate of the bump spring to achieve a constant dynamic ride height.
- Free length 2.125″
- Free length 2.4″
- 1.96″ OD
- Ultra-Lightweight for reduced un-sprung weight with maximum travel
- Maintain free length and rate throughout a near infinite operational life
- Made in the USA
Bump Cups and the ST Springs are available individually or in a Combo that includes 2 Bump Cups.
14mm (and/or 1/2) Bump Cups  – Fit 14mm (and/or 1/2) Shock Shaft and Bump Spring Rates 300-2500
5/8 (and/or 16mm) Bump Cups – Fit 5/8 (and/or 16mm) Shock Shaft and Bump Spring Rates 300-2500
345 14mm (and/or 1/2) Bump Cups – Fit 14mm (and/or 1/2) Shock Shaft and Bump Spring Rates 3000 – 7000
345 5/8 (and/or 16mm) Bump Cups – Fit 5/8 (and/or 16mm) Shock Shaft and Bump Spring Rates 3000-7000