How Often Should You Check Your Semi Truck’s Alignment?

October 9, 2023 4:25 pm Published by Leave your thoughts

Big,Truck,Wheel,Tires.,Semi,Truck,Parked,At,Sunset,Sky.Semi trucks play a crucial role in transportation, carrying goods across long distances on a regular basis. Given the heavy workload and demanding conditions they encounter, it is vital to ensure that these trucks are always in optimal condition. One often overlooked aspect of truck maintenance is wheel alignment. Proper alignment not only improves the overall performance of the truck but also enhances safety on the road. However, determining how often to check the alignment of a semi truck can be challenging. In this blog post, we will discuss the importance of regular alignment checks and provide some guidelines on how frequently it should be done.

Importance of Proper Alignment

Before delving into the frequency of alignment checks, let us first understand why wheel alignment is so crucial for semi trucks. Proper alignment ensures that the tires are correctly aligned with the vehicle’s frame. When a truck is properly aligned, it experiences less tire wear and tear, resulting in prolonged tire life. This not only saves costs in the long run but also minimizes the risk of tire blowouts or flats, which can lead to serious accidents. Additionally, proper alignment reduces fuel consumption by optimizing rolling resistance. It also enhances steering response and stability, improving overall driver control. Therefore, regular alignment checks are of paramount importance for ensuring the safety, reliability, and efficiency of your semi truck.

Factors Affecting Alignment

Several factors can affect the alignment of a semi truck. These include road conditions, load distribution, tire pressure, and driver behavior. Rough roads with potholes, for instance, can jolt the suspension system and knock the alignment out of place. Similarly, uneven load distribution or excessive weight on one side of the truck can lead to alignment issues. Additionally, improper tire pressure can cause uneven tire wear, which can further impact alignment. Lastly, aggressive driving habits, such as sudden braking and harsh cornering, can also contribute to misalignment over time. Considering these factors, it becomes evident that regular alignment checks are necessary to catch any deviations before they worsen.

Alignment Check Frequency

So, how often should you check your semi truck’s alignment? While there is no one-size-fits-all answer to this question, a general guideline is to have the alignment checked at least once a year or every 25,000 to 30,000 miles, whichever comes first. However, certain conditions may warrant more frequent checks.

Firstly, if your truck frequently encounters rough or poorly-maintained roads, it is recommended to have the alignment checked every six months or every 15,000 to 20,000 miles. This is because driving on such roads can cause misalignment more frequently, and catching issues early on can prevent further damage.

Secondly, if you regularly transport heavy loads or frequently load and unload your truck, you should consider more frequent alignment checks. Heavy loads can put additional stress on the suspension system, leading to misalignment. Therefore, having the alignment checked every three to six months or every 10,000 to 15,000 miles can help ensure optimal performance under heavy-load conditions.

Lastly, if you notice any signs of misalignment, such as uneven tire wear, drifting to one side, or a vibrating steering wheel, you should have the alignment checked immediately, regardless of the elapsed time or mileage. Ignoring these signs can lead to more serious issues and compromise safety on the road.


Regular alignment checks are crucial for maintaining the optimal performance, safety, and durability of your semi truck. While a yearly check or every 25,000 to 30,000 miles is a good rule of thumb, it is important to consider your unique driving conditions and load requirements. Ultimately, prioritizing alignment checks and promptly addressing any issues will ensure that your semi truck remains in top shape, leading to smoother rides, fewer breakdowns, and a safer journey for both you and others on the road.

Got Questions? Let Us Help!

United Diesel Power is an independently owned business servicing customers in Memphis, Tennessee, since 2015. We have more than 28 years of experience in the automotive repair industry, with a specialized focus on bus repair, truck and trailer repair, and RV vehicles. The Better Business Bureau accredits United Diesel Power. We are the company everyone knows they can trust to help you get back on your wheels! Our services are available 24/7, so you will always be covered! We know that accidents happen, so we want you to be able to have the assistance you need at the time that you need it. Contact us today to learn more about what we can do for you!

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