Some semi trucks use single axles, while others use double or tandem axles. Here are the differences between the two setups and why they matter.

General-purpose, tandem-axle, tag-along equipment trailer is suited for transporting trenching and horizontal directional drilling equipment 18,000-lb. GVWR with a maximum hauling capacity of 14,130 ...

When it comes to towing heavy loads, conventional wisdom states that more trailer axles are better. Just look at those specially built haulers that carry million-pound superloads—they have more axles ...

You can’t beat a spread-axle trailer for flexibility, but those axles sure beat up tires. Measuring a minimum of 10 feet from spindle to spindle, and often 10-feet plus 1-inch to account for slack ...

Misalignment is the second leading cause of lost tread mileage after improper inflation. This is probably because most truckers don't understand the importance of total vehicle alignment (steer as ...

Excessive tire wear got you down? Your trailer tracking like a dog? Sounds like you’ve got an alignment problem – or two. Even if you’ve just had your tractor aligned, if the trailer you pull doesn’t ...

[Stay on top of transportation news: Get TTNews in your inbox.] When it comes to spec’ing, getting the best fuel economy is about building a tractor with all the right pieces. Even with the best basic ...