Steering axle arrangement for non-driven steerable vehicle wheel, comprising a kingpin (3), on which a steering knuckle (12) is mounted in upper and lower taper roller bearings (17,18). The bearings are preloaded against bearing seats (20, 22) in the steering knuckle yoke arms (13, 14) by means of upper and lower nuts screwed onto the kingpin ends. The nuts press against the inner rings (23,25) of the bearings.