The new bogies had 8" (20cm) diameter springs, 1" (2.5cm) larger than the springs of the earlier type. Heavy-duty suspension bogies, with the return roller on the rear of the bogie instead of on top like earlier bogies, were introduced by summer 1942.
M4 sherman commander variant drivers#
Also seen on early tanks were spoked idler and road wheels, three-piece differential and final drive housing, two fuel shutoff valves on the rear deck, removable headlights, vision slots for the drivers in the glacis plate, and the siren was placed on the left front fender or under a bracket just offset to the left of the glacis centerline. The driver's machine guns were eliminated on March 6, 1942. These could be locked at any elevation between +8° and -6°. 30cal M1919A4 machine guns in the hull which were operated by the driver. M4A1 had twin square muffler tailpipes at the top of the rear hull above the air cleaners, a steel-covered air intake behind the turret, and solid engine access doors in the rear deck behind the turret.Įarly Shermans-cast and welded hull-were built with twin fixed. There are twin engine access doors in the rear hull and air cleaners at the top corners of these doors. Other identifying features of M4A1, which it shares with M4, are the rear of the tank and engine access panels. This makes it the easiest of Sherman tanks to identify. Known to the British as Sherman II, the M4A1's cast upper hull gave it distinctive rounded edges. The medium tank M4 shared many components with the interim medium tank M3, including the suspension, lower hull, and power train. Outside guide, double pin, chevron, steel Outside guide, double pin, smooth, rubber Outside guide, double pin, parallel bar, steel Outside guide, double pin, chevron, rubber
Upper cast, lower rolled and cast homogeneous steelĬontinental R975 C1 9 cylinder, 4 cycle, static radial, supercharged gasoline Medium Tank M4A1 Sherman, early production 1-12 M4A1: General