Alto Red Eagle forward clutch for GM Turbo 400 transmissions. .061 Thickness. Sold individually.Alto Red Eagle clutches are the benchmark for quality and reliability for performance street and racing applications. The Automatic Transmission Factory stocks thousands of clutches, steels, bands, everything you need to rebuild your transmission. Don't see what you are looking for? Call ATF's friendly and knowledgeable tech department M-F 8am-6pm 1-866-916-1155.