Grove GMK5250L Specification

About the Grove GMK5250L

The Grove GMK5250L is arguably the most powerful and versatile five-axle crane in the market. The Grove GMK5250L performance capabilities include highest-rated capacity, best load chart in its class, best maneuverability, quickest set-up time and most operator comfort and convenience in its class.

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Technical Summary for the Grove GMK5250L

Max Load Capacity250 tonnes
Main Boom From13.3 metres
Main Boom Up To70 metres
Additional Jib From12.5 metres
Additional Jib Up To37.3 metres
Ballast / Counterweight As Travels0 tonnes
Additional Ballast / Counterweight80 tonnes
Total Ballast / Counterweight80 tonnes
Number Of Axles5 axles
Axle Load12 tonnes per axle
Total Axle Load60 tonnes
Axleload calculation based on With 0te counterweight, 10x6x10, 445/95 R25 tyres..
Technical information provided here for the Grove GMK5250L is indicative only. Please note the content of the “Disclaimer” notice applicable to this website and contact us to confirm the detailed technical specification for the Grove GMK5250L.

Dimensions As Travels for the Grove GMK5250L

HeightWidthLength
4 metres2.71 metres14/993 metres
Technical information provided here for the Grove GMK5250L is indicative only. Please note the content of the “Disclaimer” notice applicable to this website and contact us to confirm the detailed technical specification for the Grove GMK5250L.

Outrigger Base for the Grove GMK5250L

Outrigger SetupWidthLength
Fully Rigged7.8 metres8.95 metres
Half Rigged6.85 metres8.95 metres
Technical information provided here for the Grove GMK5250L is indicative only. Please note the content of the “Disclaimer” notice applicable to this website and contact us to confirm the detailed technical specification for the Grove GMK5250L.

Hook Block for the Grove GMK5250L

Possible Load (te)No. Of SheavesNo. Of LinesWeight (kg)
20092-182.4
16072-151.75
12552-111.65
8032-70.95
3212-30.6
12-10.3
Technical information provided here for the Grove GMK5250L is indicative only. Please note the content of the “Disclaimer” notice applicable to this website and contact us to confirm the detailed technical specification for the Grove GMK5250L.

Crane Carrier for the Grove GMK5250L

FrameSpecial 5-axle chassis, all-welded torsion-resistant box type construction in high strength steel.
Outriggers4 double hydraulically telescoping beams with vertical cylinders and outrigger pads. Independent horizontal and vertical movement control on each side of the carrier and from the operators cab. Electronic level indicator with automatic levelling system.
EngineMercedes Benz OM471LA, diesel, 6 cylinders, water cooled, turbocharged, 390 kW at 1700 rpm (80/1269 EWG fan loose). Max. torque: 2460 Nm at 1300 rpm. Fuel tank: 300 l + 350 l. Engine emission: Euromot 4 / EPA / CARB Tier 4 final (non road).
TransmissionMercedes G 280 with VIAB -16 gears forwards and 2 reverse. 1-stage transfer case with longitudinal differential lock and VIAB turbo retarder coupling.
Axles5 axle lines, axle lines 2, 4 and 5 steered and driven. Axle lines 1 and 3 steered.
SuspensionMEGATRAK®. All wheels with independent hydropneumatic suspension and hydraulic lockout. Longitudinal and transverse level control with automatic on highway levelling system. Range +170 mm/-130 mm. Active suspension control on outrigger control units.
Tyres10 tyres, 385/95 R25 (14.00 R25)
SteeringDual circuit, hydraulic power assisted steering with emergency steering pump. Axle lines 1, 2, 3 and 5 steer on highway (steer by wire). Separate electronic hydraulic (steer by wire) steering of the 4th, and 5th axle line for all wheel steering and crabbing.
BrakesService brake: pneumatic dual circuit disc brakes acting on all wheels, air dryer. Permanent brake: exhaust brake and constant throttle brake. Parking brake: pneumatically operated spring-loaded brake acting on axle lines 2, 3, 4 and 5.
Driver’s CabComposite designed aluminium and fibre reinforced plastic, 2-mandesign, safety glass, driver seat with pneumatic suspension, enginedependent hot water heater. Complete instrumentation and driving controls. Air condition. 12 V plug. Two rotating beacons. Fire extinguisher.
Electrical SystemThree-phase alternator 28 V/100A, 2 batteries 12 V/170 Ah. Lighting system and signals 24 V.
Technical information provided here for the Grove GMK5250L is indicative only. Please note the content of the “Disclaimer” notice applicable to this website and contact us to confirm the detailed technical specification for the Grove GMK5250L.

Crane Superstructure for the Grove GMK5250L

Crane Drive-
HoistAxial piston motor with planetary gear and brake. Drum rotation indicator. Hoist camera with light.
Slew3 slewing gears with axial piston motors, planetary gears, automatic break.
Telescopic Boom13,3 m to 70,0 m seven section TWIN-LOCK™ boom. Maximum tip height 73,0 m.
Crane CabAluminium, full vision, tiltable (approx. 20°), safety glass, adjustable operator’s seat with suspension, engine-independent heater. Armrestintegrated crane controls. Ergonomically arranged instrumentation and crane operating controls.
Technical information provided here for the Grove GMK5250L is indicative only. Please note the content of the “Disclaimer” notice applicable to this website and contact us to confirm the detailed technical specification for the Grove GMK5250L.
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