Mining: Tracked Tractor Caterpillar

Model	Track width
D9T	2250 mm - 7.4 ft.
D9R	2250 mm - 7.4 ft.
D9N	2250 mm - 7.4 ft.
D9L	2500 mm - 8.2 ft.
D9H	2290 mm - 7.5 ft.
D11T	2896 mm - 9.5 ft.
D11R	2890 mm - 9.5 ft.
D11N	2890 mm - 9.5 ft.
D10R	2550 mm - 8.4 ft.
D10N	2550 mm - 8.4 ft.