In this
Subdivision —
50 mm kingpin means a kingpin meeting the
dimension requirements for a 50 mm kingpin in AS 2175‑1990
Articulated Vehicles — Kingpins ;
75 mm kingpin means a kingpin with the dimensions
mentioned in regulation 373(3);
90 mm kingpin means a kingpin meeting the
dimension requirements for a 90 mm kingpin in AS 2175‑1990
Articulated Vehicles — Kingpins ;
road train means a road train that exceeds
19 m in length.