Remanufactured from Weller, the T310M Short Box transmission with bell pump delivers dependable power transfer, smooth shifting, and long-lasting durability for heavy duty trucking applications. Built to OEM specifications, this model features a bell pump for improved lubrication and cooling, ensuring consistent performance even under demanding conditions. With Weller’s precision remanufacturing process, the T310M Short Box helps fleets minimize downtime, lower maintenance costs, and maintain reliable operation mile after mile.