Enter your Axle Serial Number to get Axle Bill Of Materials, Axle Manuals, TUV certs. Example - A11K10339
100 series Brake size: 420×180
100 series (Passive Steer) Brake size: 420×180
300 series Brake size: 310×190
860 series Brake size: 406×120
980 series (Heavy Duty) Brake size: 420×180
Steer Axle Introduction