MK 73-3.1 Mobile construction crane

The compact 3-axle crane is the answer to market demands for a small, compact and agile mobile construction crane that is extremely fast and flexible in operation. This crane is ready for use in around 10 minutes. Additional transport vehicles are not required for the MK 73 3.1. The electrically operated crane can be supplied with site power or powered by its integrated generator. The single-engine concept, familiar from Liebherr’s mobile cranes, and its ECOmode feature ensure reliable travel and economical operation on site.
Standard EN 14439
Lines 2
Max. lifting capacity 6,000 kg
Lifting capacity at max. radius 2,000 kg
Max. hook height 26.50 m
Luffed jib position 0 / 15 / 30 / 45 °


Lifting capacity at max. radius 2,000 kg
Max. radius 38.50 m
Max. lifting capacity 6,000 kg
Lines 2
Standard EN 14439
Max. hook height 26.50 m
Luffed jib position 0 / 15 / 30 / 45 °
Slewing radius 3.50 m
Hoist gear 18 kW FU
Slewing gear 4,0 kW FU
Trolley travel gear 5,5 kW FU
Max. hook height at luffed position 51.00 m
Travel motor 6-Zylinder-Diesel
Travel motor/Make Cummins
Travel motor power capacity 243 kW
Number of axles 3
Drive unit/Steering 6x4x6
Travel speed 80 km/h
Operating weight 36 t
Additional ballast 2.9 t
Liebherr - Mobile Construction Crane MK 73-3.1

Liebherr - Mobile Construction Crane MK 73-3.1

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