Elliot -
Have you tried using the parts from the M3 Grant/Lee (Mirage kit) to kit-bash an early M4A1?
I'm still waiting for DML to release the M51 Isherman, and would gladly like to see the M4 Sherman with the welded hull as well as the early M4A1...
Chinese Proverb - Good things come to those who wait -- especially braille scalers....