sentences:  A wrecker based on the M45 chassis was designated as the M60, while the similar M108 crane truck was used for many tasks, but primarily to handle guided missiles such as the Lacrosse.Two tractor variants for towing semi-trailers were developed, the M48 and M275.The M48 featured a full-length M45 chassis (178 inch wheelbase, identical to the M35 cargo), while the M275 featured a shortened M45 chassis (166 in wheelbase) for reduced weight and greater maneuverability.