Eibach Helper Spring - ID: 2.25" / Length: 3" i3 The KSport Airtech Pro Plus

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Eibach Helper Spring - ID: 2.25" / Length: 3" i3 The KSport Airtech Pro PlusEibach Helper Springs feature flat wire design for minimal interferece of main spring rate and travel to maintain spring position at full suspension droop. Eibach Helper Springs are designed to keep the main spring seated when the suspension is completely unloaded. The installation of a Helper Spring has no effect on the suspension characteristics of the vehicle. By using the Helper Spring, spring to erch gaps of up to 152 mm will be covered. Note: