The company’s side dump also uses abrasion-resistant AR400 steel for the tub and T1 steel for the I-beam frame, resulting in a trailer that’s up to 2,000 pounds lighter than its previous designs.

The company’s side-dump design also differs from other side dumps by using AR400 steel for the tub and T1 steel for the I-beam frame, resulting in a trailer that’s up to 2,000 pounds lighter ...

Proportionally more steel goes into a dump bed than in other types of truck bodies and trailers, so the now higher-priced material results in prices rises of 11.5% compared to a year before, NTEA ...