This is Pro-2 Performance Chassis Conversion Kit for the Slash 2WD. The 2WD Slash is one of the most important and successful vehicles in the History of RC because it brought affordable scale realism to the masses. Since its release, racers have been modifying and hopping up every aspect of the vehicle to improve its performance but they have always been stuck with a chassis that is 2 inches too highuntil now! After a long time of design, development and testing, Pro-Line is proud to release the Pro-2 Performance chassis, which has been specifically designed to bring your Slash up to racing specifications. Every feature you would expect to find in a high-end race chassis is now available for your Slash. This new Pro-2 Performance Chassis also goes along great with Pro-Lines Performance Transmission!Super Tough 7075 Aluminum Chassis Short Course trucks take a beating and nothing is as durable and long-lasting as Hard Anodized Aircraft-grade Aluminum. The super narrow and sleek Pro-Line chassis extends from the front bulkhead to completely underneath the Transmission for complete protection and uniform stiffness front to rear. Everything mounts down the center-line of the chassis for perfect side-to-side weight bias. Installation is also easy with Instructions included and each bag of parts separated by assembly steps. Each part bag is also available