A 31" B 33" C 40" D 33". MODELS : Allis-Chalmers TRACTOR: 7000,Allis-Chalmers TRACTOR: 7010,Allis-Chalmers TRACTOR: 7020,Allis-Chalmers TRACTOR: 7030,Allis-Chalmers TRACTOR: 7040,Allis-Chalmers TRACTOR: 7045,Allis-Chalmers TRACTOR: 7050,Allis-Chalmers TRACTOR: 7060,Allis-Chalmers TRACTOR: 7080,Allis-Chalmers TRACTOR: 7580,Allis-Chalmers TRACTOR: 8550.