The Hydraulic Trans Filter (part number BT839-10) is a quality replacement trans filter for the filtration system on yard truck engines and filters. Sourced to meet or exceed Baldwin OEM specifications, this part delivers dependable performance in the demanding conditions of warehouse, distribution center, and port operations. Weight: 1 lbs. Dimensions: 4" × 4" × 4". Yard Truck Specialists has been supplying genuine terminal tractor parts since 1986 — every order ships fast from our Pennsylvania warehouses with expert support available.