what is obs truck

An OBS truck refers to a full-sized General Motors truck (C1500, C2500 and C3500) or SUV produced between 1988 and 1998. The term OBS stands for "Old Body Style" and refers to the boxy and rugged look of trucks from the 1990s. The term was created by enthusiasts and the criteria are rather loose, but most often the trucks with rugged and boxy looks produced during the 90s are considered OBS trucks. The term can also mean "original body style". OBS Chevy trucks are surging in popularity.