A system for controlling the temperature of a vehicle drive train component (24) utilizes coolant that is normally used to cool an engine (22) on the vehicle (20). At least one flow passageway (32,34) is associated with the drive train component housing. C...

A wheel end assembly (28) having a dual wheel configuration includes independently rotating wheel hubs to reduce tire wear. Each wheel hub is supported on an axle spindle (32) via a bearing member. Another bearing member is mounted between the wheel hubs t...

A suspension module for use with an independent suspension system includes a subframe having a pair of subframe rails and a bridge supparted therebetween. A pair of semi-trailing arms are pivotally attached to the subframe rails. Each semi-trailing arm inc...

A first and second hub assembly (34,36) supported by an independent suspension system (38,40) allows the independent articulation of each hub assembly. An input gear box (46) includes a reduction gear set that drives a reduction gear set at each hub assemb...

A vehicle wheel end assembly includes a sleeve member that allows air to be vented from the wheel end while significantly reducing venting of lubricating fluid. The wheel end includes a hub that is driven by a gear assembly. Lubricating fluid is stored wit...

A vehicle tire inflation system (14) includes an axle assembly (12) with an axle housing (20) having an air supply conduit (22). Air is provided to the air supply conduit from an air tank mounted on the vehicle. The axle includes least one wheel hub (24) r...

A heavy vehicle wheel hub (10) assembly formed from sheet steel stampings. A generally cylindrical barrel (12) is formed and machined to create bearing cups (58,60). An inner (32) and outer (34) hub wall are formed from sheet steel stampings. The hub walls...

A variable engagement mechanism (10) for a dual wheel assembly is provided. The mechanism includes a spindle (12) having a drive axle (14) defining a rotational axis (A). A first wheel hub (16) is supported on the spindle and coupled to the drive axle for ...

A drive assembly (10) for independently driving wheels of a vehicle is disclosed. The drive assembly includes a wheel set (12) positioned at a left or right side of the vehicle. The wheel set includes inner and outer wheels (14) and tires (20) associated w...