This the Evolution 1/2" offset Sprint Chassis kit. It uses custom works outlaw 3 thru 5 parts. These great chassis are made from 3mm USA carbon. The cars have tons of steering and plenty of drive off corners. This is the 2026 design. The Triple P 2026 model is slightly more ridged than the 2025 model. Triple P did change the tranny mount and rear shock tower and moved the tail tank post to rear shock tower. Triple P also moved servo forward slightly for more room. ALSO NEW FOR 2025-2026. The new PPP760 camber link plate that can be retro fit to all Evolution chassis (not included in this kit), ALL 2025-2026 CARS HAVE UPDATED TRANS BRACES TO ACCEPT THE CAMBER LINK PLATE (Camber Link Plate is an option)!! Included is: 3mm Chassis plate 3mm rear shock tower 3mm rear trans brace You will need a tail tank mount. You have two options: Team Power Products Tail Tank Mount (you want this one!) click HERE Custom Works CW3226 Tail Tank Mount Now all cars are drilled for 3mm metric holes.