|Engine Power (hp)||440|
|Speed Limit (km/h)||38|
|Standard Shell Penetration (mm)||79 - 131|
|Standard Shell Damage||68 - 113|
|Rate of Fire (rounds/min)||17.6|
Developed on the basis of the M3 and produced in Canada from 1942 through the summer of 1943. None of the 1,849 vehicles were ever used in action, although some were used for training purposes.