MTD 19A40024OEM MTD Genuine Parts 3-Stage Snow Thrower, 42, Cub CadetInnovative Three-Stage Technology clears snow up to 25% faster than a traditional Two-Stage Snow Thrower Quickly and easily removes 18 of snow. Clear areas fast with this 42 in. It has impeller rotation that is controlled from the tractor seat. It’s easy to install,.