M24 Chaffee – WWII US Light Tank Preorders now - take 15% off this weekend using coupon code REMEMBER25 Arriving on the battlefield in the final months of the Second World War, the M24 Chaffee was light and fast, but packed a powerful punch. Designed to replace the undergunned M3/M5 Stuart, the Chaffee carried a 75mm M6 gun, rather than the smaller 37mm cannon. Despite the heavier gun, the Chaffee still weighed only around 18 tons, and its two Cadillac V8 engines provided a top speed of about 35