2024 Western Star 57x Specs. Traffic killed my fuel economy. 2024 western star 57x type semi trucks / sleeper trucks stock# 795254 vin 3bhjbzdr2rdvf4265 condition new engine detroit 505 sleeper straosphere high roof.

Extensive wind tunnel testing enabled our engineers and designers to create a sleek, modern chassis with bold aerodynamics that help. Then there’s the driver’s lounge in back.