ISC Suspension 98-05 Lexus GS 300 N1 Basic Coilovers - Track/Race

The ISC Suspension L004B-T Basic Coilover Kit Track/Race is ISO9001, 2000R Certified and ARTC Certified. It features bound adjustability with separate spring locks, allowing preload to be independent of ride height. ISC Suspension offers a lifetime warranty to the original purchaser against defects in workmanship and material. This kit offers 32-way damping adjustability, with rebound and compression adjusted in unison via a 32-way adjustment knob. It comes with a basic upper top mount made of T6061 anodized aluminum with an isolated rubber bushing for improved road compliance. The piston design features high rigidity steel piston rods that meet race/sport standards, and shafts are valved according to the spring rate, with shock dyno testing to ensure quality and consistent results. The single cylinder, mono-tube damper uses high-pressure nitrogen and a larger cylinder and piston design for advanced driving stability and dexterity. The threaded portion of the shaft is powder coated and salt spray coated for street durability. ISC Springs are made from SAE9254 steel, dyno tested over 500,000 times on compression inspection with less than 5% deformation, and customizable spring rates are available. The kit offers full-length ride height adjustability of up to 3 inches on most applications, using high-quality T6061 aluminum alloy for all adjustment locks.