A front axle with a good hub seal, including a front axle body, a hub assembly and a sealing assembly; Wheel components including hub ontology, the first bearing, the bearing, the first baffle plate and nut, sealing components including hermetic seal, the sealing plug and fixed bolt, through these parts with the connection, not only solved the implementation of the automobile front axle hub sealing effect is good, reduce the weight of the sealing device, not easy to leak, convenient tear open outfit, but also for wheel hub of the wheel hub bearing, beforehand Tightening force adjustment effect is good, can play a good pretightening effect.