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Operating-weight guide

Attachments for the Kobelco SK58SRX-7E weight range

Bucket line
GP - general purpose digging bucket300–600 mm wide
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  • Every offer names the dispatch week
  • If a bracket we made is wrong and does not fit your machine, we replace it.

How is the attachment mounted on this machine?

Tell us what is on the machine now. It narrows the sizes we show and goes with your enquiry. It does not confirm fit: we check the bracket before we send the quote.

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Catalogue sizes for the SK58SRX-7E

Each size below has a catalogue row rated for a carrier of 5,140 – 5,300 kg operating weight. Tell us which sizes you want and we reply with an offer.

Each family shows its candidate models by operating-weight range.

The attachments buyers in your market ask for first, sized for the SK58SRX-7E.

On a narrow screen the table scrolls sideways.

Buckets

AttachmentSizesHeaped capacity ISO 7451 [dm³]Width [mm]Weight [kg]

Standard mini-ex buckets set No. 1

GP - general purpose digging bucketStart herePrice & lead timeGet price & lead timeGP-60 · 4 width variants60–159300–60058–89
GB - rigid grading & ditching bucket, German profileStart herePrice & lead timeGet price & lead timeGB-60 · 4 width variants187–2531,200–1,600111–143
GBH - hydraulic tilt ditching bucket for mini-excavatorStart herePrice & lead timeGet price & lead timeGBH-60 · 4 width variants187–2531,200–1,600182–214
RGP - skeleton rod GP bucketRGP-602721,000138
SGP - heavy duty skeleton GP bucketSGP-601441,000147
GPO - GP bucket with perforated bottomGPO-60 · 3 width variants98–144600–1,00088–121

Standard mini-ex buckets set No. 2

GPL - general purpose digging bucketGPL-60 · 4 width variants62–150300–60051–81
GBP - rigid grading & ditching bucket, Italian profileGBP-60 · 4 width variants214–2941,200–1,600116–149
GBPH - hydraulic tilting grading & ditching bucketGBPH-60 · 3 width variants214–2741,200–1,500197–223
RGPL - skeleton rod GPL bucketRGPL-60 · 2 width variants211–272800–1,000103–127
GPLO - GPL bucket with perforated bottomGPLO-6015060081
SGPL - heavy duty skeleton GPL bucket for mini-excavatorSGPL-60 · 2 width variants211–272800–1,00091–108

Dutch mini-ex buckets set No. 3

BDP mini - clay digging bucket for mini-excavatorBDP-60 · 2 width variants42–64300–40075–88
SB mini - Dutch profile grading & ditching bucket for mini-excavatorSB-60 · 5 width variants192–2841,000–1,400105–143
PDP mini - skeleton BDP stone bucketPDP-60 · 3 width variants187–283700–1,000101–128

Nordic mini-ex buckets set No. 4

DS mini - Scandinavian deep digging bucket for mini-excavatorDS-6012750077
PS mini - Scandinavian universal grading bucket for mini-excavatorPS-60 · 3 width variants209–2541,200–1,400107–130
PSH mini - hydraulic swivelling grading bucket for mini-excavatorsPS-60 · 3 width variantsOn request1,200–1,400On request
KS mini - cable bucket for mini-excavatorKS-100 · 2 width variants101–147300–40090–105
KSV mini - Scandinavian profile cable V bucket for mini-excavatorKSV-100 · 2 width variants101–149200–30091–107

Special use mini-ex buckets

CB mini - hydraulic clamp bucket for mini-excavatorCBR-60156600154
GKB mini - deep cable digging bucket for mini-excavatorGKB-6015047
RGPR - skeleton rod bucketRGPR-602031,000156
RGB - skeleton rod grading & sorting bucketRGB-602201,400120

Tools

AttachmentSizesHeaped capacity ISO 7451 [dm³]Width [mm]Weight [kg]

Other mini-ex attachments

LR mini - straight land rakes for mini-excavatorLR-6 · 2 width variants1,000–1,200158–187
LRS - short land rakes for mini-excavatorsLRS-71,980155
RIP mini - ripper shank for mini-excavatorRipper-5.551
MR mini - multi-ripper for mini-excavatorMRF 75 · 2 width variants800–1,000117–121
AC mini - asphalt cutter for mini-excavatorAC-643
GRB light - mini-excavator grading beam with lowered massGRB-MIKRO · 3 width variants, GRBH-MIKRO · 3 width variants1,500–2,00086–141

Non-bucket attachments

DuoRIP - double ripper for root extractionDuo-Ripper-6365102
GRB - excavator grading beamGRB-MINI · 4 variants, GRBH-MINI · 2 width variants1,000–1,50091–261

Also available

RC - root cutterRoot cutter-620020
RRB - root rake bucket profileRRB-601,500222

Quick couplers

AttachmentSizesHeaped capacity ISO 7451 [dm³]Width [mm]Weight [kg]
QC-S - S-System Scandinavian quick-couplerStart herePrice & lead timeGet price & lead timeS-System (Scandinavian)QC-S40-H, QC-S40-H/240, QC-S45-H, QC-S50, QC-S40-SA, QC-S40-SA/240, QC-S45-SA, QC-U-S40-H, QC-U-S40-H/240, QC-U-S45-H, QC-U-S5030–232
CW - CW-System compatible quick-couplerCW-SystemCW-10, CW-U-1065–179
QC-HS / QC-MS - MS-System compatible quick-couplerMS systemQC-HS-03, QC-MS-03, QC-U-HS-0330–90
QC-PG - pin-grabber quick-coupler for factory bracketsPin-grabberQC-PG-50, QC-ML-M-45, QC-U-PG-5045–204
Price & lead timeGet price & lead time

Welded to EN ISO 3834-2. Agree it as a standing term of supply and the EN 10204 3.1 certificate ships with every attachment. You also get the CE declaration of conformity for every attachment. See the certificates.

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Which coupler is on your machine?

Pick the system on your machine and we put it in your enquiry. We check the bracket before we send the quote.

How to measure your coupler
Drawing of a bracket with the pin diameter (1), the pin centre distance (2) and the ear width (3) marked

Not sure which system it is? Three measurements tell us which bracket you need.

  1. Measure the diameter of both pins.
  2. Measure the distance between the pin centres.
  3. Measure the width between the inside faces of the ears.

If the coupler has a make or type printed on it, send that too.

Before you order: check the interface

The weight class of the Kobelco SK58SRX-7E sizes the attachment. It does not tell you the pin diameter, the pin spacing or the stick width, and those decide whether an attachment fits. Measure them on the machine, or send us the measurements of the bucket it runs today.

On a mini excavator the weight of the attachment counts for more than on a larger machine, because every kilogram of bucket is taken from lift capacity and stability. A narrow trenching bucket and a wide grading bucket are the usual pair, and many machines run a small quick coupler to change between them.

Quick coupler brackets at this weight

In our model tables, the attachments listed for the Kobelco SK58SRX-7E at its weight are built with these brackets. Each code opens the models that list it.

  1. Measure the diameter of both bucket pins.
  2. Measure the distance between the pin centres.
  3. Measure the inside width between the stick ears.
  4. If the machine runs a quick coupler, note its make and type.

What these terms mean:

How to choose an attachment for the job:

Send me the spec sheet for my machine

Pick a bucket line and we email you its spec sheet, with the sizes we build for the SK58SRX-7E.

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Kobelco SK58SRX-7E

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Machine, line and sizes

Kobelco SK58SRX-7E: GP - general purpose digging bucket (GP-60)

Sizes are matched to the published operating weight of the SK58SRX-7E.

Weight Class
Mini Excavator (1–6 t)
Operating Weight
5,140 – 5,300 kg
  • Family-owned group, founded in 1996
  • More than 50,000 attachments delivered
  • Built in our own factory in Poland

Operating weight as published by Kobelco, retrieved 2026-09-10. Source

We have no openly licensed photo of this machine. The drawing shows the type (excavator, Mini 1–6 t), not this machine.

Kobelco SK58SRX-7E: machine data

Operating weight
5,140 – 5,300 kg
Engine power
32.9 kW
Maximum digging depth
4,120 mm
Maximum dump height
4,520 mm
Bucket breakout force
35.6 kN
Arm crowd force
24.8 kN
Tail swing radius
1,170 mm
Max reach
6,330 mmmaker's document (kobelco-europe.com)
Arm length
1,690–1,920 mmmaker's document (kobelco-europe.com)
Main pump flow
106 l/minmaker's document (kobelco-europe.com)
Bucket capacity
0.16 m³maker's document (kobelco-europe.com)
Lift capacity
1,260 kgmaker's document (kobelco-europe.com)
Transport width
1,960 mmmaker's document (kobelco-europe.com)

As published by Kobelco, retrieved 2026-09-18. Source

What the SK58SRX-7E figures mean for its attachments

  • The main pump delivers up to 106 l/min at 230 bar. That is the pump output of the whole machine, not the flow an attachment gets.
  • It digs down to 4,120 mm. That is the deepest trench it can open.
  • Its maximum reach is 6,330 mm.
  • It dumps at up to 4,520 mm, so a truck or skip side has to sit below that height.
  • Kobelco offers arms from 1,690 to 1,920 mm. A longer arm reaches further, a shorter one handles a heavier bucket.
  • Kobelco lists a bucket capacity of 0.16 m³.
  • Bucket breakout force is 35.6 kN and arm crowd force 24.8 kN. That is the force a bucket or ripper works with at the tooth.
  • Kobelco gives a lifting capacity of 1,260 kg. Check a heavy grab or hammer, plus its load, against the full load chart.
  • Its tail swing radius is 1,170 mm, which matters beside a wall or in a live traffic lane.
  • For transport it measures 5,500 x 1,960 x 2,560 mm (length, width, height).
  • Engine power is 32.9 kW.

Figures as published by Kobelco in its own documents.

How the SK58SRX-7E compares with its neighbours

The nearest models by weight, with the difference to the SK58SRX-7E in parentheses where both makers publish the figure.

ModelOperating weightMax dig depthMain pump flow
SK58SRX-7E5.14 t4,120 mm106 l/min
Kobelco SK55SRX-64.9 t (-0.24 t)3,900 mm (-220)99.8 l/min (-6.2)
Kobelco SK50SRX -7E4.71 t (-0.43 t)3,440 mm (-680)99.8 l/min (-6.2)
Hitachi ZX55U-65.14 t3,830 mm (-290)120 l/min (+14)

Figures as each maker publishes them. A difference is shown only where both machines have a published value.

SK58SRX-7E: build years and variants

Build years: 2025–2026

Variants

  • SK 58 SRX 7E (2025–2026)

Years and variants as listed in the LECTURA Specs database.

SK58SRX-7E: what the brochure names

Features Kobelco names in its own brochure for the SK58SRX-7E. Some of them may be optional, so check the machine's spec before you order.

  • An engine that meets EU Stage V.
  • Proportional control of the auxiliary hydraulics, for tilt buckets, augers and breakers.
  • Automatic engine idle when the controls are left alone.
  • Boom swing, for digging along walls and around obstacles.

From Kobelco's published brochure. We keep the source document on file.

Other makes of a similar weight

Operating weight within 2 t of the Kobelco SK58SRX-7E.

Other Kobelco models with the same coupler brackets

Our model tables give these machines the same quick coupler brackets.

Why buy from the factory

  • Cutting, machining, welding and painting on one site, our own factory in Poland, EU
  • More than 50,000 attachments delivered since 2008
  • A record for every serial number, so the spare parts match your attachment

Need Custom Specifications?

We can manufacture attachments to your exact pin spacing and requirements for Kobelco SK58SRX-7E.

Questions about the SK58SRX-7E

What bucket size fits the SK58SRX-7E?
Kobelco lists a bucket capacity of 0.16 m³ for it.
For publishers: cite or embed this table

Cite this table as https://sieruta.com/en/fit/kobelco/kobelco-sk58srx-7e, figures as of 2026-09-10.

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