A trailer for transporting a harvester header comprises a chassis (16), a rear axle assembly (20) and a front axle assembly (24). Steering force transfer means are arranged to transfer a steering force hydraulically from a first one steerable wheel (26) su...

A tracked self-propelled harvesting machine (10) is provided with a suspension system in which a final drive unit is mounted to a chassis in a manner that allows pivotal movement of the final drive around an input shaft (28). An output shaft is connected t...