What is a Four-Axle Vehicle?
1 Answers
A four-axle vehicle refers to a single-unit truck with dual drive axles and dual steering axles, or a tractor with a single drive axle and single steering axle coupled with a semi-trailer featuring dual rear axles. A five-axle vehicle denotes a tractor with a single drive axle and single steering axle paired with a semi-trailer having three rear axles, or alternatively, a single-unit truck configuration with dual drive axles, dual steering axles, plus one floating axle combined with a semi-trailer equipped with three rear axles. Below are additional details: Six-axle vehicles: These encompass tractors with a single drive axle and dual steering axles mated to semi-trailers with three rear axles, or tractors with dual drive axles and single steering axle coupled with three-axle semi-trailers. Based on the number of driven wheels, automotive drive systems can be categorized into two-wheel drive and four-wheel drive configurations. Most vehicles are equipped with front and rear wheel sets, where the wheels directly powered by the engine to propel (or pull) the vehicle forward are termed as drive wheels.