Gaz Shocks Ford Sierra Cosworth 2wd 86-93 GHA Coilover Kit. This kit features on car damping adjustment and the shortened body and stroke length allow a 25-65mm lowering ride height adjustment via threaded platforms. The kit is supplied with springs, where a coilover is unable to be installed a separate damper and rear coil spring with a variable spring platform is used instead to obtain ride height adjustment. Price for full kit. Image for illustartion purposes only. Current lead time is 4-6 weeks from order. NOTE: OE configuration is a separate spring / damper installation. GHA is a coilover damper that requires the installation of a rear strut brace (not supplied.)