There's a T680 KENWORTH Operator's & Service Manual PDF above the page.
Length mm 7000
Width, mm 2700
Height, mm 4100
Number of Doors 2
The aluminum cabs are assembled at Kenworth factories and are already waiting for customers and dealers The Kenworth T680 earned the SmartWay Environmental Award (EPA) and is the most aerodynamic truck in Kenworth's 90-year history.