What is the wheelbase difference between the John Deere GATOR GX ELECTRIC CREW and HPX615E?

The John Deere GATOR GX ELECTRIC CREW has a wheelbase of 77.4 in. and the John Deere HPX615E has a wheelbase of 75.2 in., a difference of 2.2 in. The John Deere GATOR GX ELECTRIC CREW has the higher wheelbase.