The Army is canning the M10 Booker, a tank-like armored vehicle that the service chose less than two years ago as its first major new front-line combat weapon in decades, officials said Monday.

The M10 Booker has a maximum speed of 40 miles per hour and is equipped with a 105mm M35 Primary Weapon, a 7.62mm Coax weapon, a 0.50 M2 commander’s weapon, the Abrams primary weapon sight, and ...