Hydraulic/Transmission Filter Fluid Type Hydraulic/Transmission Filter Design Spin-On Thread Size - Automotive Filters 1 in Length 4 27/32 in Outside Dia 3 25/32 in Description/Special Features Transmission Spin-on Height 4 27/32 in Width 3 25/32 in Includes 30 PSID By-Pass Valve Anti-Drainback Valve I. Gasket