Hydraulic/Transmission Filter Fluid Type Hydraulic/Transmission Filter Design Spin-On Thread Size - Automotive Filters 1-1/2 in Length 8 1/16 in Outside Dia 3 11/16 in Micron Rating 5 Description/Special Features Hydraulic or Transmission Spin-on Height 8 1/16 in Width 3 11/16 in Includes I. Gasket