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Sumitomo SH125X-3, SH135X-3, and SH135XU-3B specifications

Entries in this reference
Listing-entry count
3
Short answer

Sumitomo SH125X-3, SH135X-3, and SH135XU-3B: full-size excavators.

Selected configuration figures
ConfigurationDocumented field and quantity
SH125X-3
Net Power
87 hp
Operating Weight
27,337 lb
SH135X-3
Net Power
87 hp
Operating Weight
28,660 lb
SH135XU-3B
Gross Power
95.1 hp
Operating Weight
32,629 lb
SH125X-3, SH135X-3, and SH135XU-3B specification matrix — Listing labels reported by the source
Publisher nameSource guideListing-entry countLabels named by the source
SumitomoSH125X-3, SH135X-3, and SH135XU-3B3SH125X-3, SH135X-3, and SH135XU-3B
Boom/Stick Option (Hex) 1
SpecificationSH125X-3SH135X-3SH135XU-3B
Shipping Length Of Unit23.76 ft23.76 ft24.3 ft
Shipping Height Of Unit9.03 ft9.03 ft9.22 ft
SpecificationSH135X-3
Max Cutting Height30.53 ft
SpecificationSH135X-3SH135XU-3B
Max Loading Height22.66 ft19.79 ft
Max Reach Along Ground26.92 ft23.63 ft
Max Vertical Wall Digging Depth15.9 ft11.78 ft
Max Digging Depth17.95 ft15.98 ft
Dimensions and weight
SpecificationSH125X-3SH135X-3SH135XU-3B
Ground Clearance1.43 ft1.43 ft1.43 ft
Width To Outside Of Tracks8.17 ft8.17 ft8.17 ft
Length Of Track On Ground9.14 ft9.14 ft9.14 ft
Tail Swing Radius7.44 ft7.44 ft4.86 ft
SpecificationSH125X-3SH135X-3
Height To Top Of Cab9.03 ft9.03 ft
Removal Counterweight Clearance2.89 ft2.89 ft
Undercarriage
SpecificationSH125X-3SH135X-3
Track Gauge6.53 ft6.53 ft
Ground Pressure5.81 psi6.1 psi
SpecificationSH125X-3SH135X-3SH135XU-3B
Shoe Size19.69 in19.69 in19.69 in
Max Travel Speed3.11 mph3.11 mph3.11 mph
Engine
SpecificationSH125X-3SH135X-3SH135XU-3B
Engine ModelBB-4BG1TBB-4BG1TAJ 4IJJIX
Power Measured @2,100 rpm2,100 rpm2,000 rpm
Displacement264.2 cu in264.2 cu in177 cu in
SpecificationSH125X-3SH135X-3
Net Power87 hp87 hp
SpecificationSH135XU-3B
Number Of Cylinders4
Gross Power95.1 hp
Operational
SpecificationSH125X-3SH135X-3SH135XU-3B
Operating Weight27,337 lb28,660 lb32,629 lb
Hydraulic System Relief Valve Pressure4,975 psi4,975 psi4,975 psi
SpecificationSH125X-3SH135X-3
Fuel Capacity43.6 gal43.6 gal
Hydraulic System Fluid Capacity34.4 gal34.4 gal
SpecificationSH135XU-3B
Hydraulic Pump Flow Capacity61.9 gpm
Swing Mechanism
SpecificationSH125X-3SH135X-3
Swing Speed10 rpm10 rpm
Buckets
SpecificationSH125X-3SH135X-3SH135XU-3B
Reference Bucket Capacity0.6 yd30.7 yd30.6 yd3
Variants — Source comparison annotation
Source guideDiffering-field count reported
SH125X-3, SH135X-3, and SH135XU-3B24
Ratios
FigureSH125X-3SH135X-3SH135XU-3B
Engine horsepower per 1,000 lb of weight3.23.02.9
FigureSH125X-3SH135X-3
Fuel tank per engine horsepower0.50 gal0.50 gal
FigureSH135XU-3B
Hydraulic power from the listed pump flow and relief pressure179.7 hp
Reference directory classification
Equipment groupfull-size excavator
SH125X-3, SH135X-3, and SH135XU-3B: forum references — Forum-title search
Forum indexEquipment class queriedNames in the searchMatching titles
Heavy Equipment Forumsfull-size excavatorSumitomo and the SH125X-3. That is too few titles to say what owners mostly ask about, so the most recent are listed instead1
SH125X-3, SH135X-3, and SH135XU-3B: dated market and recall observations — Dated listing search
DateListing indexEquipment classNames queriedResult
2026-09-24MachineryTrader (machinerytrader.com)full-size excavatorSH125X-3, SH135X-3, SH135XU-3BNo matching offers in this snapshot
Dated CPSC search
DateDatabaseNames queriedResult
2026-09-24U.S. Consumer Product Safety CommissionSumitomo; SH125X-3, SH135X-3, SH135XU-3BNo matching recall in the stated search

Sources for this page

Evidence classDocument, classification and recorded date
Reference site
Reference site
Reference site
Forum threads
Federal agency data
Recorded observations — Classification in the linked listing
GuideAs-listed machine class
Sumitomo SH125X-3, SH135X-3, and SH135XU-3Bfull-size excavator

Sumitomo SH125X-3, SH135X-3, and SH135XU-3B: Configuration records

SH125X-3
SpecificationSource figure
Boom/Stick Option (Hex) 1
Shipping Length Of Unit23.76 ft
Shipping Height Of Unit9.03 ft
Dimensions and weight
Ground Clearance1.43 ft
Height To Top Of Cab9.03 ft
Width To Outside Of Tracks8.17 ft
Length Of Track On Ground9.14 ft
Tail Swing Radius7.44 ft
Removal Counterweight Clearance2.89 ft
Undercarriage
Track Gauge6.53 ft
Shoe Size19.69 in
Ground Pressure5.81 psi
Max Travel Speed3.11 mph
Engine
Engine ModelBB-4BG1T
Net Power87 hp
Power Measured @2,100 rpm
Displacement264.2 cu in
Operational
Operating Weight27,337 lb
Fuel Capacity43.6 gal
Hydraulic System Fluid Capacity34.4 gal
Hydraulic System Relief Valve Pressure4,975 psi
Swing Mechanism
Swing Speed10 rpm
Buckets
Reference Bucket Capacity0.6 yd3

Source

SH135X-3
SpecificationSource figure
Boom/Stick Option (Hex) 1
Shipping Length Of Unit23.76 ft
Shipping Height Of Unit9.03 ft
Max Cutting Height30.53 ft
Max Loading Height22.66 ft
Max Reach Along Ground26.92 ft
Max Vertical Wall Digging Depth15.9 ft
Max Digging Depth17.95 ft
Dimensions and weight
Ground Clearance1.43 ft
Height To Top Of Cab9.03 ft
Width To Outside Of Tracks8.17 ft
Length Of Track On Ground9.14 ft
Tail Swing Radius7.44 ft
Removal Counterweight Clearance2.89 ft
Undercarriage
Track Gauge6.53 ft
Shoe Size19.69 in
Ground Pressure6.1 psi
Max Travel Speed3.11 mph
Engine
Engine ModelBB-4BG1T
Net Power87 hp
Power Measured @2,100 rpm
Displacement264.2 cu in
Operational
Operating Weight28,660 lb
Fuel Capacity43.6 gal
Hydraulic System Fluid Capacity34.4 gal
Hydraulic System Relief Valve Pressure4,975 psi
Swing Mechanism
Swing Speed10 rpm
Buckets
Reference Bucket Capacity0.7 yd3

Source

SH135XU-3B
SpecificationSource figure
Boom/Stick Option (Hex) 1
Shipping Length Of Unit24.3 ft
Shipping Height Of Unit9.22 ft
Max Loading Height19.79 ft
Max Reach Along Ground23.63 ft
Max Vertical Wall Digging Depth11.78 ft
Max Digging Depth15.98 ft
Dimensions and weight
Ground Clearance1.43 ft
Width To Outside Of Tracks8.17 ft
Length Of Track On Ground9.14 ft
Tail Swing Radius4.86 ft
Undercarriage
Shoe Size19.69 in
Max Travel Speed3.11 mph
Engine
Engine ModelAJ 4IJJIX
Power Measured @2,000 rpm
Displacement177 cu in
Number Of Cylinders4
Gross Power95.1 hp
Operational
Operating Weight32,629 lb
Hydraulic System Relief Valve Pressure4,975 psi
Hydraulic Pump Flow Capacity61.9 gpm
Buckets
Reference Bucket Capacity0.6 yd3

Source

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