A drive axle system for a heavy-duty vehicle, comprising a drive axle, said drive axle comprising a drive axle housing and at least one drive axle shaft (20), the drive axle shaft (20) having a total length measured along the shaft axis. The drive axle sha...

An axle shaft (20) has an inboard end portion (30) with a spline (34) for engagement with a differential assembly (12) and an outboard end (40) with a flange (50) for mounting a wheel hub assembly (14). One or both of the end portions (30, 40) have cavitie...

Rotation of a rotor (7) is transmitted via an input shaft (8) to a sun gear (11) of a gear set (5), and then a stepped planetary pinion (13) makes a planetary motion so that a small diameter gear (13b) rolls along a ring gear (12). The planetary motion is ...

The invention relates to a vehicle axle assembly (22) having a differential assembly (26) and left and right axle assemblies (28,30). An axle assembly (28,30) includes a tubular axle housing (52) and an axle shaft (70). The housing (52) is provided with a ...