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Operating-weight guide

Attachments for the Liebherr R 938 Litronic (36,800 – 39,550 kg) weight range

Bucket line
DB - heavy duty digging bucket1000–1800 mm wide
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Catalogue sizes for the R 938 Litronic (36,800 – 39,550 kg)

Each size below has a catalogue row rated for a carrier of 36,800 – 39,550 kg operating weight. Tell us which sizes you want and we reply with an offer.

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AttachmentSizesCapacity [dm³]Width [mm]Weight [kg]
DB - heavy duty digging bucketDB-400 · 6 width variants1,082–2,288 SAE1,000–1,800957–1,480
SDB - heavy duty skeleton DB bucketSDB-400 · 2 width variants1,917–2,224 SAE1,600–1,8001,411–1,550
DBF - flat-top digging bucket for quick couplerDBF-400 · 6 width variants1,024–2,179 SAE1,000–1,800854–1,312
RDBF - flat-top skeleton DBF bucket on rodsRDBF-400 · 3 width variants1,727–2,179 SAE1,500–1,8001,067–1,213
DSX - Nordic heavy duty digging bucketDS-HD-400 · 3 width variants921–1,462 SAE1,000–1,400952–1,214
GD - rigid grading & ditching bucket, 12–40 tGD-400 · 3 width variants1,395–1,851 SAE2,000–2,600856–1,055
GDH - heavy duty hydraulic grading & ditching bucketGDH-400 · 3 width variants1,336–1,780 SAE2,000–2,6001,218–1,415
SB - Dutch profile grading & ditching bucketSB-400 · 4 width variants1,739–2,242 SAE2,000–2,500889–1,065
DCB - grading & ditching bucket with round profileDCB-400 · 3 width variants1,307–1,735 SAE2,000–2,600721–893
RIP - heavy duty ripperRipper-E490
CW - CW-System compatible quick-couplerCW-45, CW-45 S, CW-55, CW-U-45, CW-U-45 S435–1,146
QC-HS / QC-MS - MS-System compatible quick-couplerQC-HS-25310
QC-PG - pin-grabber quick-coupler for factory bracketsQC-PG-100, QC-U-PG-100740–1,435
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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 product that carries the CE mark.

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Cite this table as https://sieruta.com/en/fit/liebherr/liebherr-r-938-litronic, figures as of 2026-09-10.

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Liebherr R 938
Liebherr R 938Photo: Alexandre Prevot, CC BY-SA 4.0, via Wikimedia Commons

Sizes are matched to the published operating weight of the R 938 Litronic (36,800 – 39,550 kg).

Weight Class
Heavy Excavator (30–65 t)
Operating Weight
36,800 – 39,550 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 Liebherr, retrieved 2026-09-10. Source

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
213

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.

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 R 938 Litronic (36,800 – 39,550 kg).

Machine

Liebherr R 938 Litronic (36,800 – 39,550 kg)

We usually reply within 1 working day.

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Machine, line and sizes

Liebherr R 938 Litronic (36,800 – 39,550 kg): DBF - flat-top digging bucket for quick coupler (DBF-400)

R 938 Litronic (36,800 – 39,550 kg) at a glance

FigureValueSource
Max dig depth8,300 mmmaker's document (assets-cdn.liebherr.com)
Max reach11,700 mmmaker's document (assets-cdn.liebherr.com)
Max dump height6,950 mmmaker's document (assets-cdn.liebherr.com)
Arm length2,150–3,950 mmmaker's document (assets-cdn.liebherr.com)
Main pump flow630 l/minmaker's document (assets-cdn.liebherr.com)
Bucket capacity1–3 m³maker's document (assets-cdn.liebherr.com)
Bucket width1,050–1,850 mmmaker's document (assets-cdn.liebherr.com)
Lift capacity19,600 kgmaker's document (assets-cdn.liebherr.com)
Quick couplerSWA 66maker's document (assets-cdn.liebherr.com)
Transport width3,190 mmmaker's document (assets-cdn.liebherr.com)

Only figures the maker publishes for this model. Where a figure is missing, no value is shown.

What the R 938 Litronic (36,800 – 39,550 kg) figures mean for its attachments

  • The main pump delivers up to 630 l/min at 380 bar. That is the pump output of the whole machine, not the flow an attachment gets.
  • Liebherr lists this quick coupler for it: SWA 66. The bracket on every attachment has to match the coupler.
  • It digs down to 8,300 mm. That is the deepest trench it can open.
  • Its maximum reach is 11,700 mm.
  • It dumps at up to 6,950 mm, so a truck or skip side has to sit below that height.
  • Liebherr offers arms from 2,150 to 3,950 mm. A longer arm reaches further, a shorter one handles a heavier bucket.
  • Liebherr lists buckets from 1,050 to 1,850 mm wide for this machine. Compare that with the bucket widths in the table above.Our sizes in that range: DB - heavy duty digging bucket (DB-400); SDB - heavy duty skeleton DB bucket (SDB-400); DBF - flat-top digging bucket for quick coupler (DBF-400); RDBF - flat-top skeleton DBF bucket on rods (RDBF-400); DSX - Nordic heavy duty digging bucket (DS-HD-400)
  • Liebherr lists bucket capacities from 1 to 3 m³.
  • Liebherr gives a lifting capacity of 19,600 kg. Check a heavy grab or hammer, plus its load, against the full load chart.
  • For transport it measures 11,200 x 3,190 x 3,800 mm (length, width, height).
  • Engine power is 220 kW.

Figures as published by Liebherr in its own documents.

How the R 938 Litronic (36,800 – 39,550 kg) compares with its neighbours

The nearest models by weight, with the difference to the R 938 Litronic (36,800 – 39,550 kg) in parentheses where both makers publish the figure.

ModelOperating weightMax dig depthMain pump flow
R 938 Litronic (36,800 – 39,550 kg)36.8 t8,300 mm630 l/min
Liebherr R 934 Litronic (34,800 – 37,200 kg)34.8 t (-2 t)8,290 mm (-10)630 l/min
Liebherr R 936 Compact Litronic33.75 t (-3.05 t)8,000 mm (-300)490 l/min (-140)
Liebherr R 938 Litronic (36,690 – 39,550 kg)36.69 t (-0.11 t)not publishednot published
Liebherr R 938 Litronic (37,200 – 39,050 kg)37.2 t (+0.4 t)8,520 mm (+220)630 l/min
Liebherr R 934 Litronic (34,600 – 35,650 kg)34.6 t (-2.2 t)8,290 mm (-10)630 l/min
Liebherr R 934 Litronic (34,150 – 36,400 kg)34.15 t (-2.65 t)8,080 mm (-220)630 l/min
Liebherr R 934 Litronic (34,070 – 36,320 kg)34.07 t (-2.73 t)not publishednot published
Caterpillar 33636.8 t8,210 mm (-90)560 l/min (-70)

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

R 938 Litronic (36,800 – 39,550 kg): what the brochure names

Features Liebherr names in its own brochure for the R 938 Litronic (36,800 – 39,550 kg). Some of them may be optional, so check the machine's spec before you order.

  • Proportional control of the auxiliary hydraulics, for tilt buckets, augers and breakers.
  • Operator protection certified to ROPS and FOPS.

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

Questions about the R 938 Litronic (36,800 – 39,550 kg)

What bucket width fits the R 938 Litronic (36,800 – 39,550 kg)?
Liebherr lists buckets from 1,050 to 1,850 mm wide for it. Pick a width in that range from the sizes above.
Which quick coupler is installed on your R 938 Litronic (36,800 – 39,550 kg)?
Liebherr lists this coupler for it: SWA 66. Order attachments with the matching bracket.

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

Liebherr R 938 Litronic (36,800 – 39,550 kg): machine data

Operating weight
36,800 – 39,550 kg
Engine power
220 kW
Maximum digging depth
8,300 mm
Maximum dump height
6,950 mm
Quick coupler
SWA 66

As published by Liebherr, retrieved 2026-09-17. Source

Before you order: check the interface

The weight class of the Liebherr R 938 Litronic (36,800 – 39,550 kg) 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.

Heavy excavators dig rock, load trucks and work in quarries, so wear decides the bucket as much as capacity does. Rock and reinforced buckets carry thicker wear steel, teeth and side cutters, and the bucket is sized to the trucks it loads and to the density of the material.

Quick coupler brackets at this weight

In our model tables, the attachments listed for the Liebherr R 938 Litronic (36,800 – 39,550 kg) 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:

Other makes of a similar weight

Operating weight within 2 t of the Liebherr R 938 Litronic (36,800 – 39,550 kg).

Other Liebherr 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 Liebherr R 938 Litronic (36,800 – 39,550 kg).

Get a price Custom Engineering

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 product that carries the CE mark.

Do you sell Liebherr machines? Machine dealer supply

Machine makes and model names belong to their owners. Sieruta is not affiliated with them. We use the names only to show which machines we offer attachments for, by operating weight.

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