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Operating-weight guide

Attachments for the JCB 145XR weight range

Bucket line
DB - heavy duty digging bucket600–1,000 mm wide
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  • We check the fit before we send the quote
  • 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 145XR

Each size below has a catalogue row rated for a carrier of 18,372 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 145XR.

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Buckets

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

Digging & sorting buckets

DB - heavy duty digging bucketDB-190 · 3 width variants374–751600–1,000350–497
SDB - heavy duty skeleton DB bucketSDB-230 · 2 width variants1,183–1,2901,400–1,500833–880
DBF - flat-top digging bucket for quick couplerStart herePrice & lead timeGet price & lead timeDBF-190 · 3 width variants376–724600–1,000346–492
RDBF - flat-top skeleton DBF bucket on rodsRDBF-190 · 3 width variants911–1,1001,200–1,400563–630
DSX - Nordic heavy duty digging bucketDS-HD-190 · 2 width variants570–771800–1,000505–592

Ditching, grading, sloping buckets

GD - rigid grading & ditching bucket, 12–40 tStart herePrice & lead timeGet price & lead timeGD-190 · 3 width variants544–6921,600–2,000325–390
GDH - heavy duty hydraulic grading & ditching bucketStart herePrice & lead timeGet price & lead timeGDH-190 · 3 width variants530–6851,600–2,000572–638
SB - Dutch profile grading & ditching bucketSB-190 · 4 width variants731–1,0451,600–2,200394–513
DCB - grading & ditching bucket with round profileDCB-190 · 3 width variants535–6801,600–2,000298–359
PS - Scandinavian universal / grading bucketPS-190 · 4 width variants937–1,2281,800–2,200560–690
PSH - hydraulic swivelling grading bucketPS-190 · 4 width variantsOn request1,800–2,200On request

Special use buckets

CB - heavy duty hydraulic clamp bucketCBR-1908031,200631

Tools

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

Non-bucket attachments

TH - hydraulic thumb for excavatorTH-19700340
MR - heavy duty excavator multi-ripperMR-221,300546
DuoRIP - double ripper for root extractionDuo-Ripper-30500565
GRB - excavator grading beamGRB maxi · 6 variants2,500–3,000357–680

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-S60, QC-S70, QC-U-S60, QC-U-S70115–270
CW - CW-System compatible quick-couplerCW-SystemCW-30, CW-30 S, CW-U-30, CW-U-30 S220–230
QC-HS / QC-MS - MS-System compatible quick-couplerMS systemQC-HS-10, QC-HS-21, QC-MS-10, QC-MS-21, QC-U-HS-10, QC-U-HS-21200–310
QC-PG - pin-grabber quick-coupler for factory bracketsPin-grabberQC-PG-80, QC-ML-M-60, QC-ML-M-65, QC-ML-M-70, QC-U-PG-80105–400
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 JCB 145XR 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.

At this weight the choice is mostly about the material. A general purpose bucket suits soil and gravel, a reinforced bucket with thicker wear parts suits mixed ground and broken rock, and the quick coupler on the machine sets the bracket every attachment needs.

Quick coupler brackets at this weight

In our model tables, the attachments listed for the JCB 145XR 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 145XR.

Machine

JCB 145XR

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Machine, line and sizes

JCB 145XR: DBF - flat-top digging bucket for quick coupler (DBF-190)

Sizes are matched to the published operating weight of the 145XR.

Weight Class
Large Excavator (10–30 t)
Operating Weight
18,372 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 JCB, retrieved 2026-09-10. Source

We have no openly licensed photo of this machine. The drawing shows the type (excavator, Large 10–30 t), not this machine.

JCB 145XR: machine data

Operating weight
18,372 kg
Engine power
81 kW
Maximum digging depth
6,070 mm
Maximum dump height
7,656 mm
Bucket breakout force
104.5 kN
Arm crowd force
64.6 kN
Quick coupler
Hydraulic quick coupler
Max reach
9,101 mmmaker's document via greenshieldsjcb.com
Arm length
2,500–3,000 mmmaker's document via greenshieldsjcb.com
Main pump flow
262 l/minmaker's document via greenshieldsjcb.com
Bucket capacity
0.23–0.78 m³maker's document via greenshieldsjcb.com
Bucket width
457–1,219 mmmaker's document via greenshieldsjcb.com
Transport width
2,490 mmmaker's document via greenshieldsjcb.com

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

What the 145XR figures mean for its attachments

  • The main pump delivers up to 262 l/min at 314 bar. That is the pump output of the whole machine, not the flow an attachment gets.
  • JCB lists this quick coupler for it: Hydraulic quickhitch. The bracket on every attachment has to match the coupler.
  • It digs down to 6,070 mm. That is the deepest trench it can open.
  • Its maximum reach is 9,101 mm.
  • It dumps at up to 7,656 mm, so a truck or skip side has to sit below that height.
  • JCB offers arms from 2,500 to 3,000 mm. A longer arm reaches further, a shorter one handles a heavier bucket.
  • JCB lists buckets from 457 to 1,219 mm wide for this machine.Our sizes in that range: DB - heavy duty digging bucket (DB-190); DBF - flat-top digging bucket for quick coupler (DBF-190); RDBF - flat-top skeleton DBF bucket on rods (RDBF-190); DSX - Nordic heavy duty digging bucket (DS-HD-190); CB - heavy duty hydraulic clamp bucket (CBR-190)
  • JCB lists bucket capacities from 0.23 to 0.78 m³.
  • Bucket breakout force is 104.5 kN and arm crowd force 64.6 kN. That is the force a bucket or ripper works with at the tooth.
  • For transport it measures 7,316 x 2,490 x 3,190 mm (length, width, height).
  • Engine power is 81 kW.

Figures as published by JCB in its own documents.

How the 145XR compares with its neighbours

The nearest models by weight, with the difference to the 145XR in parentheses where both makers publish the figure.

ModelOperating weightMax dig depthMain pump flow
145XR18.372 t6,070 mm262 l/min
JCB 150X17.861 t (-0.511 t)6,060 mm (-10)260 l/min (-2)
JCB JS160W18.982 t (+0.61 t)not published260 l/min (-2)
Liebherr R 920 Compact Litronic18.38 t (+0.008 t)6,120 mm (+50)300 l/min (+38)

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

Other JCB 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 JCB 145XR.

Questions about the 145XR

What bucket width fits the 145XR?
JCB lists buckets from 457 to 1,219 mm wide for it. Pick a width in that range.
Which quick coupler is installed on your 145XR?
JCB lists this coupler for it: Hydraulic quickhitch. Order attachments with the matching bracket.
For publishers: cite or embed this table

Cite this table as https://sieruta.com/en/fit/jcb/jcb-145xr, figures as of 2026-09-10.

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