Ratech Crush Sleeve GM OEM 8.2I 4087ADUBK or Original Equipment LS passenger

or Original Equipment LS passenger car coil brackets using 72mm bolt spacing

Large adjustment knobs and numbering for easy programming

Plugs Direct to EZ 1

and low system safety features

Sports Car Club of America (SCCA)

Ratech Crush Sleeve GM OEM 8.2I 4087ADUBK or Original Equipment LS passengerRatech offers a complete line of differential service parts. Whether installing a new set of gears or making a repair, Ratech has just what is needed. Ratech wants all racers to know about The Myth that "All Shim Packs in the market are the same. They're just washer shaped steel that come in different thickness." WRONG! Ratech manufacture all of their shims in house on their own machinery. Ratech uses the absolute finest American made Hardened Shim