Swift Spring 6 Inch Length, 5 Inch Outer Diameter Right Rear Size:175 Just type in the wheel

Just type in the wheel model "Ampliform" and then submit

Comes with an adjustable lock nut giving you the ability to lock out the lower bump spring at the compression of your choosing allowing for a fully customizable true dual rate bump spring setup

The increase in spring rate is based on the upper limits of the vehicles factory shock valving

The Evo was designed and developed with extensive input from some of the most prestigious DTM and ITC championship drivers

height of the leg rest and cushion padding

Swift Spring 6 Inch Length, 5 Inch Outer Diameter Right Rear Size:175 Just type in the wheelSpecial 6 inch right rear spring used on the right rear corner of Dirt Modifieds. Rates from 175lbs to 250lb in 25lbs increments.