Apr 13, 2024 · English: Diagram showing a side view and underside of a conventional 18-wheeler semi-trailer truck with an enclosed cargo space. The underside view shows the arrangement of the 18 tires (wheels). Shown in blue in the underside view are …

Axles give the suspension, wheels, and steering parts a place to be mounted. The drive axles have differential gear shafts which help truckers in the snow prevent their truck from sliding. The front axle is called the steer axle. The rear-two axles …

Semi trucks usually have multiple axles, with some trucks having up to three axles. These axles are connected to the wheels and are responsible for transmitting power and providing stability. Axles are equipped with suspension systems to absorb shocks and ensure a smoother ride.

These generic Parts Diagrams of an Axle and Differential Assembly are provided to help identify the parts you need by name. We stock nearly all of the Differential Components in both of the exploded views below, with the exception of the housings.

le stability and extended service life. When this design is combined with proven low-friction king pin bushings that incorporate balanced internal lubrication characteristics, the result is a smoother, easier steering effort or turning forc.

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See our semi-truck parts diagram to learn about the major parts of a semi-truck. Use this diagram to inform non-mechanic staff or clients.

Types of Truck Axles Explained. Understanding the various forms of support structures in heavy vehicles is essential for effective operation and maintenance. Each configuration serves specific purposes, catering to different loads and performance requirements.

A semi-trailer truck (more commonly semi truck or simply “semi”) is the combination of a tractor unit and one or more semi-trailers to carry freight. A semi-trailer attaches to the tractor with a fifth-wheel coupling (hitch), with much of its weight borne by the tractor.

Semi trucks typically have multiple axles to distribute weight evenly. The front axle steers the truck, while rear axles provide power and support. Most semis have 5 axles total.