2007 Bob Pierce 1 3/4" Only 12 races on car since new. All parts came from Pierce when car was new.. Rear Suspension setup spring behind spring ahead. PPM ball bearing birdcages. Have all Afco/ Pierce Shocks. Top notch Equipment..... Will sell any way from roller to turnkey all options available. Roller $5700.00 Email me for more pics or questions. 507-317-5549 prographix@myclearwave.net