Ord 7 SNL. Group G, Organizational maintenance allowances. G-116. Truck, 10-ton, 6×6, heavy wreck. M1 (Ward La France model 1000, series 1, 2, 3, 4, Kenilworth models 570, 571, 572). truck, 10-ton, 6×6, heavy wrecker M1A1 (Ward La France model 1000, series 5, Kenilwortth moilel 573): Jan. 1949.