Axle ratings are posted on the door label. These values represent the maximum capacity for the axle, based upon the lowest rating of the...

Trailer angle dip refers to the point when the trailer top corner hits the top of the sleeper. To assist with envisioning this, think of...

It is important to have a sicker in the cab door jamb that indicates this vehicle complies with California and U.S. emissions as opposed...

Have you seen yellow and red dots on new tires? These dots identify characteristics impacting balance of the tires. Companies which do...

Have you always wondered if buying premix 50/50 antifreeze is a good idea as compared to purchasing concentrate and mixing yourself? The...

Engine fans are key to proper cooling. They work by pulling a tremendous amount of air over the fins in the radiator. Most engines today...