Transmission Filter Fluid Type Transmission Filter Design Spin-On Thread Size - Automotive Filters 1 in Length 8 7/8 in Outside Dia 3 23/32 in Micron Rating 23 Description/Special Features Transmission Spin-on Height 8 7/8 in Width 3 23/32 in Includes 30 PSID By-Pass Valve and Stud Thread M24 x 1.5 I. Gasket