Complex sentence: Conventional manufacturers mounted theirs between the right rear wheel and the motor compartment, but ayk placed their's within the axle, this centered the weight more proportionately and kept the differential gears protected.
Split into simpler sentences: Conventional manufacturers mounted theirs between the right rear wheel and the motor compartment, but ayk placed theirs' within the axle. This centered the weight more proportionately and kept the differential gears protected.