2023 Hyundai Construction Equipment Wheeled Excavators R55W-9A
- Year 2023
 - Make Hyundai Construction Equipment
 - Model Wheeled Excavators
 
2023 Hyundai Construction Equipment Wheeled Excavators R55W-9A
The Hyundai wheeled excavator product line includes three HW series models and one 9A series compact model to give you an edge in a wide range of on-road and off-road applications. These Tier 4-Final-compliant wheeled excavators deliver improved performance, increased fuel efficiency, superior travel speeds on the road, an enhanced cab and added safety features.
Features may include:
RELIABILITY- Hyundai construction equipment is precision designed with trusted and proven components and systems from leading OEM’s. The R55W-9A is designed to be rugged and reliable for longer up time, reduced operating cost and improved productivity.
 
- Hyundai construction equipment is manufactured with the highest grade of steel due to Hyundai’s dominance in the steel and shipbuilding industries. Rigid cycle testing, heat testing, vibration testing and shock load testing is conducted in the design and manufacturing process of all new models insuring optimum durability and reliability.
 
Engine
							Engine Manufacturer
							YANMAR 4TNV98
						
						
							Engine Power
							SAE: J1995 (gross): 66.9 HP (49.9 kW) at 2,400 rpm | J1349 (net): 65.1 HP (48.5 kW) at 2,400 rpm
						
						
							Engine Type
							Water-cooled, 4-cycle diese, direct injection, low emission | Throtle: Electric, dial type
						
						
							Engine Torque, Maximum
							24 kgf. m (174 lbf. ft) at 1,560 rpm
						
						
							Emissions
							Tier 4F/ Stage V Emission Certified
						
						
							Displacement
							Piston: 3,319 cc (203 in3)
						
						
							Relief Valve Setting
							Implement circuits: 240 kgf/cm2 (3,410 psi) | Travel circuit: 220 kgf/cm2 (3,130 psi) | Swing circuit: 220 kgf/cm2 (3,130 psi) | Pilot circuit: 30 kgf/cm2 (430 psi) | Service valve: Installed
						
						
							Steering
							Two levers with pedals
						
						Drivetrain
Battery
							Battery
							1 x 12 V x 100 Ah
						
						Electric
							Starter
							12V - 3.0 kW
						
						
							Alternator
							12V - 80 Amp
						
						Operational
							Operating Speed
							Swing speed: 7.8 rpm
						
						
							Top Speed
							Max. travel (high)/(low): 30 km/h (18.6mph) / 11.6 km/h (7.2mph
						
						Performance
							Noise Level
							Operator sound pressure (ISO 6396:2008): 70 dB(A) | Exterior sound power (ISO 6395:2008): 98 dB(A)
						
						Hydraulics
							Hydraulic Type
							(2) Variable-displacement piston pumps + (1) gear pump
						
						
							Hydraulic Flow
							2 X 63.5 l/min (16.5 gpm) | Sub-pump for pilot circuit: 40.5 / 16.3 l/min (10.7 / 4.3 gmp)
						
						
							Cylinder Liners
							No. of cylinders bore X stroke: Boom: 1-110 x 715 mm (4.3” x 28.1”) | Arm: 1-90 x 850 mm (3.5” x 33.5”) | Bucket: 1-80 x 660 mm (3.1” x 26.0”) | Boom swing: 1-95 x 527 mm (3.7” x 20.7”) | Dozer blade: 1-110 x 224 mm (4.3" x 8.8")
						
						
							Features
							Travel: Two-speed axial piston motor with counter balance valve and parking brake | Swing reduction: Planetary gear reduction | Swing: Axial piston motor with automatic brake
						
						Dimensions
							Dimensions
							Short Axle: 2,530 mm (8' 4") | Wide Axle (Standard): 2,700 (8' 10") | Rear-end distance: 2,840 mm (9' 4") | Rear-end swing radius: 2,913 mm (9' 7") 1,914 mm (6' 3") | Max. digging reach: 6,150 mm (20' 2") 6,430 mm (21' 1")  | Max. digging reach on ground: 5,980 mm (19' 7") 6,200 mm (20' 4")  | Max. digging depth: 3,500 mm (11' 6") 3,800 mm (12' 6")  | Max. vertical wall digging depth: 2,960 mm (9' 9") 3,160 mm (10' 4") | Min. swing radius: 2,350 mm ( 7' 9") 2,350 mm ( 7' 9")  | Tail swing radius: 1,650 mm ( 5' 5") 1,650 mm ( 5' 5")
						
						
							Bore
							98 mm (3.86")
						
						
							Stroke
							110 mm (4.33")
						
						
							Ground Clearance
							of counterweight: 1,300 mm (4' 3") | Min: 353 mm (1' 2")
						
						
							Length
							Boom: 3,000 mm (9' 10") | Arm: 1,600 mm (5' 3") 1,900 mm (6' 3")
						
						
							Width
							Upperstructure: 2,530 mm (8' 4") | Without side cutters: 315 mm (12.4") / 670 mm (26.4") | With side cutters: 360 mm (14.2") / 740 mm (29.1")
						
						
							Height
							Max. digging: 6,070 (19' 11") 6,260 (20' 6") | Max. dumping: 4,340 (14' 3") 4,530 (14'10")
						
						Capacities
							Fuel Capacity
							tank: 125.0 L (33.0  gal)
						
						
							Cooling System
							engine: 9.5 L (10.6 gal)
						
						
							Oil capacity
							engine: 11.6 L (3.1 gal)
						
						
							Axle Capacity, Front
							5.3 L (1.4 gal)
						
						
							Axle Capacity, Rear
							5.3 L (1.4 gal)
						
						
							Hydraulic Capacity
							tank: 70 L (18.5 gal) | System: 120 L (31.7 gal) | Swing device: 1.5 L (0.4 gal) 
						
						
							Cargo Capacity
							SAE heaped: 0.07 m3  (0.09 yd3 / 0.18 m3  (0.24 yd3)
						
						Weights
							Weight
							115 kg (255 lb) / 170 kg (375 lb)
						
						
							Weight, In Running Order
							Upperstructure: 2,680 kg (5,910 lb) | Mono boom (with arm cylinder): 310 kg (680 lb)
						
						Features
							Features
							Drive method: Fully hydrostatic type | Drive motor: Axial Piston Motor, In-Shoe Design | Gradeability: 33° (65%) | Parking brake: Multi wet disc | Swing brake: Multi wet disc brake | Swing bearing lubrication: Grease-bathed | Pilot control: Two joysticks with one safety lever | (LH): Swing and arm | (RH): Boom and bucket (ISO) | Swing motor: Fixed displacement axial piston motor | Reduction system: Planetary reduction gear