R 55 W 7 Hyundai excavator specs & dimensions (2005 - 2008)

Model rating
8,00 / 10

Hyundai R 55 W 7 is a mini excavator manufactured from 2005 to 2008, with a weight of 5.5 tons. It features a track width of 400 m…

Hyundai R 55 W 7 is a mini excavator manufactured from 2005 to 2008, with a weight of 5.5 tons. It features a track width of 400 mm, a transport length of 6.1 meters, a transport width of 2.1 meters, and a transport height of 2.85 meters. The bucket capacity ranges from a minimum of 0.07 cubic meters to a maximum of 0.18 cubic meters. Special equipment includes air conditioning and a blade.

Mini Excavators Hyundai R 55 W 7

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Technical specs - R 55 W 7 Hyundai

Specification

Notice: Every data listed is verified by LECTURA Specs team experts. However, incomplete data and mistakes might occur. Contact our team with any change suggestion.

Weight
5.5 t
Transport length
6.1 m
Transport width
2.1 m
Transport height
2.85 m
Bucket capacity min.
0.07 m³
Bucket capacity max.
0.18 m³
Track width
400 mm
Driver protection
KbR
Model series
7
Engine manuf.
Yanmar
Engine type
4TNV94L
Engine power
39 kW
Displacement
3.054 l
Revolutions at max torque
2400 rpm

More technical details, like: bucket capacity, bucket width, standard tyres, max. reach horizontal, dredging depth, tear-out force, dimension lxwxh, max. torque, no. of cylinders, cylinder bore x stroke, emission level are available in the full technical specs.

Basic model with standard bucket

Special equipment

Track adjustment
No
Rubber track
No
Blade
Yes
Aircondition
Yes
Quick hitch hydr.
No
Quick hitch mech.
No

Download datasheets (PDF)

Hyundai R 55 W 7 FAQ

When was the Hyundai R 55 W 7 manufactured?

The Hyundai R 55 W 7 was manufactured from 2005 to 2008.

How much does the Hyundai R 55 W 7 weigh?

The Hyundai R 55 W 7 weighs 5.5 tons.

What are the transport dimensions of the Hyundai R 55 W 7 mini excavator?

The Hyundai R 55 W 7 has a transport length of 6.1 meters, a transport width of 2.1 meters, and a transport height of 2.85 meters.

What is the track width of the Hyundai R 55 W 7 mini excavator?

The Hyundai R 55 W 7 mini excavator has a track width of 400 mm.

What are the bucket capacity specifications of the Hyundai R 55 W 7 mini excavator?

The Hyundai R 55 W 7 mini excavator has a bucket capacity ranging from 0.07 to 0.18 cubic meters.

What operator safety and support features does the Hyundai R 55 W 7 have?

The Hyundai R 55 W 7 is equipped with a cabin that includes ROPS (Roll-Over Protective Structure) for driver protection.

How much is a Hyundai R 55 W 7 Mini excavator (2005u20132008) worth?

The residual value of the Hyundai R 55 W 7 depends on the machine's individual parameters. Visit the LECTURA Valuation to check it.

Hyundai R 55 W 7 overview

Hyundai R 55 W 7 features overview

High Capacity Water Separator & Fuel Filter
High capacity filters and transparent water separators are applied for durability to protect the injection system and minimise the risk of a fuel breakout.

Engine / Driveline and transmission

Tier II
Yanmar 4TNV94L engine offers 20.6 kgf.m (149 lbf.ft) maximum torque with 57 hp at 2,400rpm rated output. This means R55W-7 runs the highest power in its class and gives you more strength to get the job
Reliable Instrument Panel
All information from equipment such as engine rpm, engine water temperature, fuel status and the condition of all types of electrical switches supply the operator with an accurate machine condition. These features greatly facilitate troubleshooting.
Easy to Fill up with Fuel (Option)
The fuel filler pump provides easy filling of the fuel tank from other tanks by electric implement.

Hydraulics

Battery Master Switch
The battery master switch allows checking and maintaining the battery while minimizing discharging the battery.

Environment

Hyundai Robex 55W-7 Hyundai Robex 55W-7
Maximized Workability Comfortable Operating Environment Extended Hydraulic System Improved Durability & Reliability

Tyres / Tracks

Centralized Fuse Box
The fuse box is arranged on the back of the seat for easy service.

Dimensions and weight

Load point height m(ft)Load radiusAt max. reach
2.0m(5ft)3.0m(10ft)4.0m(13.12ft)5.0m(16.40ft)CapacityReach
m (ft)
5.0mkg*960*9604.46
(16.40ft)lb*2120*2120(14.6)
4.0mkg*1020*1020*9907205.26
(13.12ft)lb*2250*2250*21801590(17.3)
3.0mkg*11501110*10306105.69
(10ft)lb*25402450*22701340(18.7)
2.0mkg*19101670*14101060*1210740*10705705.86
(5ft)lb*42103680*31102340*26701630*23601260(19.2)
1.0mkg*25101570*16701010*1320720*11205705.80
(5ft)lb*55303460*36802230*29101590*24701260(19.0)
Groundkg*2680*2680*27301510*1820980*11606105.51
Linelb*5910*5910*60203330*40102160*25601340(18.1)
-1.0mkg*40403020*26201510*1770970*11907404.91
(-5ft)lb*89106660*57803330*39002140*26201630(16.1)
-2.0mkg*34103080*21001540
(-5ft)lb*75206790*46303400
Load point height m(ft)Load radiusAt max. reach
2.0m(5ft)3.0m(10ft)4.0m(13.12ft)5.0m(16.40ft)CapacityReach
m (ft)
5.0m (16.40ft)kg lb*940 *2070*940 *2070*880 *1940840 18504.86 (15.9)
4.0mkg*9106505.58
(13.12ft)lb*20101430(18.3)
3.0mkg*1010*1010*1010760*9505605.98
(10ft)lb*2230*2230*22301680*20901230(19.6)
2.0mkg*3010*3010*1660*1660*12901070*1130740*9905206.14
(5ft)lb*6640*6640*3660*3660*28402360*24901630*21801150(20.1)
1.0mkg*1980*1980*23401580*15801020*1260710*10405206.09
(5ft)lb*4370*4370*51603480*34802250*27801570*22901150(20.0)
Groundkg*2560*2560*26801510*1780980*1340690*10805605.81
Linelb*5640*5640*59103330*39202160*29501520*23801230(19.1)
-1.0mkg*36102980*26701490*1800960*11206505.27
(-5ft)lb*79606570*58903280*39702120*24701430(17.3)
-2.0mkg*38503030*23001510*1500970*11009104.31
(-5ft)lb*84906680*50703330*33102140*24302010(14.1)
-3.0mkg*2080*2080
(-10ft)lb*4590*4590
Dozer bladeWidth x Height 1925 x 354mm(6’ 4” x 14” )"
Max. lifting above ground level 400mm(15.7”) Max. depth below ground level 90mm(3.5”)

Other features

755mm Semi Long Joystick on Tilting Tower
Semi-length joystick ensures precise and convenient control. Tilting tower combined with large door provides more room for the gateway. Steering column is adjustable to maintain optimal position for the operator's various body sizes, operating Sliding windows allows the operator to communicate outwardly and air circulate without opening the main door. User can switch intermittent wiper off function. Shifting hinged front window is easily opened and safely kept in open position to improve working condition. Glass on the upper front corner is big enough to give better visibility while sun visor protects the operator from being exposed to direct sunlight. Top glass : Bronze color and composite glass The cab is spacious and ergonomically designed with low noise levels and good visibility. Full view front window as well as large rear and side windows provide excellent visibility in all directions. Large capacity Air conditioning system is installed to make the operator comfortable in all climatic zones. For greater comfort, the cabin is equipped with a defroster for cold seasons.

Tables

Boom length3000 mm(9' 10"")"
Arm length,"1,600 mm(5' 3"") ※1,900 mm(6' 3"")"
A Max. digging reach,"6,150 mm(20' 2"")6,430 mm(21' 1"")"
B Max. digging depth,"3,500 mm(11' 6"")3,800 mm(12' 6"")"
C Max. digging height,"6,070 mm(19' 11"")6,260 mm(20' 6"")"
D Max. dumping height,"4,340 mm(14' 3"")4,530 mm(14'10"")"
E Min. swing radius,"2,350 mm( 7' 9"")2,350 mm( 7' 9"")"
F Tail swing radius,"1,650 mm( 5' 5"")1,650 mm( 5' 5"")"
(refilling)literUS galUK gal
Fuel tank120.031.726.4
Engine coolant10.02.62.2
Engine oil9.22.42.0
Swing device-gear oil1.50.40.3
Hydraulic tank70.018.515.4
Axle(Front/Rear)5.7/4.61.5/1.21.3/1.0
ModelYanmar 4TNV94L
TypeWater cooled 4 cycle diesel 4 cylinders in line direct injection low emission"
Rated flywheel horse powerSAEJ1995 (gross)57 HP (42 kW) at 2400 rpm"
J1349 (net)55 HP (41 kW) at 2400 rpm"
DIN6271/1 (gross)57.7 PS (42 kW) at 2400 rpm"
6271/1 (net)56 PS (41 kW) at 2400 rpm"
Max. torque20.6 kgf.m (149 lbf.ft) at 1440 rpm"
Bore x stroke94 mm (3.70"") x 110 mm (4.33"")"
Displacement3054 cc (186 cu in)"
Battery1 x 12 V x 100 AH
Starter motor12V-3.0 kW
Alternator12V-60 Amp
CapacityWidthWeight3.0m (9' 10"") Boom"
SAE heaped,CECE heaped,Without side cutters,With side cutters,"1.6m (5'3"") arm1.9m (6'3"") arm"
0.07 m3 (0.09 yd3 ),0.06 m3 (0.08 yd3 ),"315 mm(12.4"")360 mm(14.2"")",84 kg(185 lb),,
*0.18 m3 (0.24 yd3 ),0.15 m 3 (0.20 yd3 ),"705 mm(27.8"")770 mm(30.3"")",137 kg(300 lb),,
Arm,Length,"*1,600 mm (5' 3"")1,900 mm (6' 3"")"
Weight195 kg (430 lb)210 kg (460 lb)
Bucket digging force37.7 kN37.7 kN
SAE,"3,850 kgf3,850 kgf"
,"8,490 lbf8,490 lbf"
42.4 kN42.4 kN
ISO,"4,330 kgf4,330 kgf"
,"9,550 lbf9,550 lbf"
Arm crowd force28.4 kNRemark 25.5 kN
SAE,"2,900 kgf2,600 kgf"
,"6,390 lbf5,730 lbf"
31.9 kN28.7 kN
ISO,"3,260 kgf2,930 kgf"
,"7,190 lbf6,460 lbf"
Swing motorAxial piston motor
Swing reductionPlanetary gear reduction
Swing circuit lubricationGrease
Swing brakeMulti wet disc
Swing speed9.9 rpm
Major component weight
Upper structure2650 kg ( 5840 lb)"
Counterweight200 kg ( 440 lb)
Mono boom(with arm cylinder)310 kg ( 680 lb)
Main pump
TypeTwo variable displacement piston pumps
Rated flow2 x 60 /min(15.9 US gpm/13.2 UK gpm)
Sub-pump for pilot circuitGear pump
Hydraulic motors
TravelTwo speed axial piston motor with counter balance valve and parking brake
SwingAxial piston motor with automatic brake
Relief valve setting
Implement circuits220 kgf/cm2 (3130 psi)"
Travel circuit220 kgf/cm2 (3130 psi)"
Swing circuit220 kgf/cm2 (2840 psi)"
Pilot circuit30 kgf/cm2 ( 430 psi)
Service valveInstalled
Hydraulic cylinders
Boom: 1 - 110 x 65 x 715 mm (4.3"" x 2.6"" x 28.1"")"
Arm No. of: 1 - 90 x 55 x 850 mm (3.5"" x 2.2"" x 33.5"")"
cylinder- bore x rod x stroke Bucket: 1 - 80 x 50 x 660 mm (3.1"" x 2.0"" x 26.0"")"
Boom swing : 1 - 95 x 50 x 527 mm (3.7"" x 2.0"" x 20.7"")"
Dozer blade : 1 - 100 x 50 x 159 mm (4.3"" x 2.0"" x 7.5"")"

Events

Visit Hyundai live at

NordBau 2026

Holstenhallen Neumünster, Germany

September —
NordBau 2026

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Transport length:
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Transport width:
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Transport height:
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