2015 PETERBILT, 337 Medium Duty Trucks - Service Trucks / Utility Trucks / Mechanic Trucks, 2015 Peterbilt 337 with a Paccar PX8 engine and an Allison auto transmission. The crane is a Stellar 10633 and the body is an aluminum TMAX body, all the drawer sets will go with the truck plus welding cables and jumper leads. The power pack is a Vanair unit with a diesel engine that draws from the truck tank. It is a air compressor, welder and generator unit. The unit has been serviced and maintained by us and needs nothing except maybe tires. We just retired this truck from our field service fleet.