Mining: Tracked Tractor Caterpillar

Model	Width between caterpillar tracks	Caterpillar track length on ground level
D9T	2865 mm - 9.4 ft.	3474 mm - 11.4 ft.
D9R	2930 mm - 9.6 ft.	3470 mm - 11.4 ft.
D9N	2890 mm - 9.5 ft.	3470 mm - 11.4 ft.
D9L	3190 mm - 10.5 ft.	3550 mm - 11.6 ft.
D9H	3020 mm - 9.9 ft.	3350 mm - 11 ft.
D11T	3606 mm - 11.8 ft.	3855 mm - 12.7 ft.
D11R	3600 mm - 11.8 ft.	4440 mm - 14.6 ft.
D11N	3780 mm - 12.4 ft.	4440 mm - 14.6 ft.
D10T	3160 mm - 10.4 ft.	3855 mm - 12.7 ft.
D10R	3160 mm - 10.4 ft.	3880 mm - 12.7 ft.
D10N	3300 mm - 10.8 ft.	3870 mm - 12.7 ft.