The 3.5-tonne payload K 101 was introduced by Panhard in direct competition with the new forward controlAGxrange from Renault. The company produced 816 K 101s, of which 491 were delivered to the French military. Between 1939 and 1940 Panhard also produced a gasifier-equipped version known as K 128, as part of a plan by the French army for using gasifiers at the 10% of the vehicles. 31 units were produced. The Panhards K 128 were the only trucks with gasifier delivered to the French military during World War II.