Construction Machinery: Medium-Sized Excavator Volvo

Model	Shoe dimensions	Track width	Specific ground pressure	Maximum travel speed	Support rollers number on either side	Rolling bearings number on either side
ECR88B	450 mm - 17.7 inch			5.1 km/h - 3.2 mile / h
ECR88	450 mm - 17.7 inch	1850 mm - 6.1 ft.	35.2 kPa - 5.1 lb / sq. inch	5.1 km/h - 3.2 mile / h	1	6
ECR58	400 mm - 15.7 inch	1600 mm - 5.2 ft.	29.4 kPa - 4.3 lb / sq. inch	4.3 km/h - 2.7 mile / h	1	5
EC70	450 mm - 17.7 inch	1700 mm - 5.6 ft.	38.2 kPa - 5.5 lb / sq. inch	5.1 km/h - 3.2 mile / h	1	6
EC55B Pro	400 mm - 15.7 inch	1520 mm - 5 ft.		4 km/h - 2.5 mile / h	1	5
EC55B	400 mm - 15.7 inch	1520 mm - 5 ft.	32.4 kPa - 4.7 lb / sq. inch	4.3 km/h - 2.7 mile / h	1	5
EC55	400 mm - 15.7 inch	1520 mm - 5 ft.	28.4 kPa - 4.1 lb / sq. inch	4.3 km/h - 2.7 mile / h	1	5
EC50	400 mm - 15.7 inch	1450 mm - 4.8 ft.	32.4 kPa - 4.7 lb / sq. inch	5 km/h - 3.1 mile / h		4
EC45 Pro	400 mm - 15.7 inch		24.5 kPa - 3.6 lb / sq. inch	4.3 km/h - 2.7 mile / h	1	4