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Axle Seal Identification Chart

Axle Seal Identification

Part # Axle Type Seal Diameter Seal Length* Inner Spline Count
790-31 Grand National, Solid 1.375" 3.750" 31
790-R31 Grand National, Hollow 1.375" 3.750" 31
790-35 Dana 60, Solid 1.500" 8.125" 35
790-31WCC NASCAR Crowned, Solid 1.270" 3.625" 31
790-31CT Craftsman Truck, Solid 1.270" 3.625" 31
790-31-1 Wide 5/ModLite, Solid No Seal No Seal 31
790-R31-1 Wide 5/ModLite, Hollow No Seal No Seal 31
790-31WCC-1 Wide 5 Crowned, Solid No Seal No Seal 31
790-R31WCC-1 Wide 5 Crowned, Hollow No Seal No Seal 31
790-28-1 Wide 5/MiniStock, Solid No Seal No Seal 28
790-R28 MiniStock, Hollow 1.250" 6.250" 28
*Seal length measured from the end of the axle