QA1 Coil-Over Kit - 3.500 in ID Spring - 5.000 in OD Spring - Black - 7 in Stroke - QA1 5Q/51 Series Shocks 31015BL the PLATINUM SERIES springs are

the PLATINUM SERIES springs are engineered using our proprietary ultra-high tensile alloy to deliver increased travel

CT-1 is specifically engineered to withstand the extreme conditions of today's high performance engines

For high performance engines operating from 1500-6500 rpm

Accelerator pump shot relative to cam color from lightest to heaviest are as follows: Black

and 2005+ LS Car engines

QA1 Coil-Over Kit - 3.500 in ID Spring - 5.000 in OD Spring - Black - 7 in Stroke - QA1 5Q/51 Series Shocks 31015BL the PLATINUM SERIES springs areQA1's Circle Track Coil Over Kits These kits include components for one shock and contain some or all of the following, depending on application Aluminum sleeve, spring cap retainer pin, spring cap, jam nut, spring seat adjuster nut, snap rings, and wire ties. QA1 specializes in high performance suspension components, including shock absorbers, rod ends, spherical bearings, struts, springs, ball joints and other related items. With products to fit a