FieldSpec
Equipment menu

Machine models

Cat D7R, D7R LGP, and D7R XR specifications

Entries in this reference
Listing-entry count
3
Short answer

Cat D7R, D7R LGP, and D7R XR: crawler dozers.

Selected configuration figures
ConfigurationDocumented field and quantity
D7R
Net Power
230 hp
Operating Weight
54,200 lb
D7R LGP
Net Power
240 hp
Operating Weight
59,700 lb
D7R XR
Net Power
230 hp
Operating Weight
54,100 lb
D7R, D7R LGP, and D7R XR specification matrix — Listing labels reported by the source
Publisher nameSource guideListing-entry countLabels named by the source
CatD7R, D7R LGP, and D7R XR3D7R, D7R LGP, and D7R XR
Dimensions and weight
SpecificationD7RD7R LGPD7R XR
Length W/ Blade19.09 ft19.06 ft19.81 ft
Width Over Tracks9.42 ft11.06 ft9.42 ft
Height To Top Of Cab11.73 ft11.99 ft11.73 ft
Length Of Track On Ground9.45 ft10.4 ft10.01 ft
Ground Clearance1.36 ft1.63 ft1.36 ft
Length W/O Blade15.54 ft15.54 ft15.54 ft
SpecificationD7R XR
Height - ROPS/Canopy11.7 ft
Height7.9 ft
Overall Length - Basic Tractor - With Drawbar15.5 ft
Overall Length - With Blade258 in
Undercarriage
SpecificationD7RD7R LGPD7R XR
Track Gauge6.5 ft7.3 ft6.5 ft
Standard Shoe Size22.05 in35.99 in24.02 in
Number Of Shoes Per Side404341
Ground Pressure10.8 psi6.55 psi10.46 psi
Ground Contact Area4,996 in28,973 in25,768 in2
Number Of Track Rollers Per Side778
SpecificationD7R XR
Ground Clearance0.12 ft
Shoe TypeExtreme Service-Heavy Duty
Shoes/Side41
Track On Ground10 in
Track Rollers/Side8
Width - Shoe24.02 in
Engine
SpecificationD7RD7R LGPD7R XR
Number Of Cylinders666
Engine Model3306T3306T3306T
Gross Power247 hp257 hp247 hp
Net Power230 hp240 hp230 hp
Power Measured @2,100 rpm2,100 rpm2,100 rpm
Displacement638 cu in638 cu in640.8 cu in
AspirationTurbochargedTurbochargedTurbocharged
SpecificationD7R XR
Flywheel Power230 hp
Maximum Flywheel Power247 hp
Flywheel Power - Power Shift140 hp
Operational
SpecificationD7RD7R LGPD7R XR
Operating Weight54,200 lb59,700 lb54,100 lb
Fuel Capacity126.6 gal126.6 gal126.6 gal
Cooling System Fluid Capacity19.9 gal19.9 gal19.9 gal
Engine Oil Capacity7.3 gal7.3 gal7.3 gal
Hydraulic Fluid Capacity14.3 gal14.3 gal14.3 gal
Powertrain Fluid Capacity48.1 gal47.1 gal47.1 gal
Final Drives Fluid Capacity3.5 gal3.5 gal3.5 gal
Operating Voltage24 V24 V24 V
Alternator Supplied Amperage70 amps70 amps70 amps
Transmission and speeds
SpecificationD7RD7R LGPD7R XR
Transmission TypePower ShiftPower ShiftPower Shift
Number Of Forward Gears333
Number Of Reverse Gears333
Max Speed - Forward6.8 mph6.8 mph6.8 mph
Max Speed - Reverse8.6 mph8.6 mph8.6 mph
SpecificationD7R XR
1.0 Forward2.2 mph
2.0 Forward4 mph
3.0 Forward6.8 mph
1.0 Reverse3 mph
2.0 Reverse5.1 mph
3.0 Reverse8.6 mph
Hydraulic System
SpecificationD7RD7R LGPD7R XR
Pump TypePistonPistonPiston
Relief Valve Pressure3,306 psi3,306 psi3,306 psi
Pump Flow Capacity46.8 gpm46.8 gpm46.8 gpm
Standard Blade
SpecificationD7RD7R LGPD7R XR
Blade width12.9 ft15 ft12.2 ft
Blade height53.7 in52.9 in60 in
Capacity6.8 yd37.8 yd39 yd3
Cutting Depth20.8 in26.3 in20.8 in
Blades
SpecificationD7R XR
S-Blade Width12.8 ft
A-Blade Width13.5 ft
Angle Straight Blade Width14.75 ft
Blade TypeS, SU, U, A
Su - Blade Width12.1 ft
Ripper
SpecificationD7R XR
Number Of Pockets3
Ripper TypeParallelogram
Overall Beam Width87.1 in
Maximum Penetration29.5 in
Maximum Clearance Raised - Under Tip, Pinned In Bottom Hole25.2 in
Weights
SpecificationD7R XR
Operating Weight61,236 lb
Operating Weight - Power Shift60,336 lb
Service Refill Capacities
SpecificationD7R XR
Cooling System19.9 gal
Fuel Tank126.6 gal
Final Drive - Each3.5 gal
Hydraulic Tank14.3 gal
Engine Crankcase7.2 gal
Power Train48.1 gal
Transmission - Bevel Gear And Steering Clutch Compartments - Torque Converter48.1 gal
Winch
SpecificationD7R XR
Flange Diameter21.7 in
Oil Capacity21.4 gal
Winch And Bracket Length48.5 in
Drum Diameter12.1 in
Drum Width12.2 in
Winch Case - Width48.1 in
Weight*4,121 lb
Increased Tractor Length - Std3.1 in
Variants — Source comparison annotation
Source guideDiffering-field count reported
D7R, D7R LGP, and D7R XR66
Ratios
FigureD7RD7R LGPD7R XR
Engine horsepower per 1,000 lb of weight4.24.04.3
Pump flow per engine horsepower0.20 gpm0.19 gpm0.20 gpm
Fuel tank per engine horsepower0.55 gal0.53 gal0.55 gal
Reference directory classification
Equipment groupcrawler dozer
D7R, D7R LGP, and D7R XR: forum references — Forum-title search
Forum indexEquipment class queriedNames in the searchMatching titles
Heavy Equipment Forumscrawler dozerCat and the D7R line that the D7R, D7R LGP, D7R XR belongs to (no title names the exact model). That is too few titles to say what owners mostly ask about, so the most recent are listed instead13
Used market for the D7R, D7R LGP, and D7R XR — Dated first-page listing snapshot
Observation dateListing sourceEquipment searchListings
2026-09-24MachineryTraderCat crawler dozer56
ModelListedModel yearsLowest askingHighest askingMedian askingMedian hours
D7R471997 to 2020$45,000$364,900$186,2364,589
D7R LGP51997 to 2009$65,500$129,750$84,500None shown
D7R XR42005 to 2018$227,500$275,000$254,132None shown
D7R, D7R LGP, and D7R XR: recall reference — Dated CPSC search
Search dateDatabaseNames queriedSearch result
2026-09-24U.S. Consumer Product Safety CommissionCat together with the crawler dozer D7R, D7R LGP, D7R XRNo matching recall in this search

Sources for this page

Evidence classDocument, classification and recorded date
Reference site
  • Reference site: Cat D7R — RitchieSpecs. Observed 2026-09-24.
Reference site
  • Reference site: Cat D7R LGP — RitchieSpecs. Observed 2026-09-24.
Reference site
  • Reference site: Cat D7R XR — RitchieSpecs. Observed 2026-09-24.
Forum threads
Used-market listings
Federal agency data
Recorded observations — Forum-title snapshot
Observation fieldRecorded value
Title count13
Forum indexesHeavy Equipment Forums
Search wordingthe D7R, D7R LGP, and D7R XR crawler dozer
Latest title quoted by the referenceDigital Communication Protocol Of CAT D7r Decelerator Pedal

Cat D7R, D7R LGP, and D7R XR: Configuration records

D7R
SpecificationSource figure
Dimensions and weight
Height To Top Of Cab11.73 ft
Width Over Tracks9.42 ft
Length W/O Blade15.54 ft
Length W/ Blade19.09 ft
Undercarriage
Track Gauge6.5 ft
Number Of Shoes Per Side40
Number Of Track Rollers Per Side7
Ground Contact Area4,996 in2
Standard Shoe Size22.05 in
Ground Pressure10.8 psi
Engine
Number Of Cylinders6
Net Power230 hp
Power Measured @2,100 rpm
AspirationTurbocharged
Displacement638 cu in
Engine Model3306T
Gross Power247 hp
Operational
Fuel Capacity126.6 gal
Cooling System Fluid Capacity19.9 gal
Engine Oil Capacity7.3 gal
Operating Voltage24 V
Alternator Supplied Amperage70 amps
Hydraulic Fluid Capacity14.3 gal
Powertrain Fluid Capacity48.1 gal
Final Drives Fluid Capacity3.5 gal
Transmission and speeds
Transmission TypePower Shift
Number Of Forward Gears3
Number Of Reverse Gears3
Max Speed - Forward6.8 mph
Max Speed - Reverse8.6 mph
Hydraulic System
Pump TypePiston
Standard Blade
Blade width12.9 ft
Blade height53.7 in
Capacity6.8 yd3
Cutting Depth20.8 in
Additional specifications
Ground Clearance1.36 ft
Length Of Track On Ground9.45 ft
Operating Weight54,200 lb
Relief Valve Pressure3,306 psi
Pump Flow Capacity46.8 gpm

Source

D7R LGP
SpecificationSource figure
Dimensions and weight
Height To Top Of Cab11.99 ft
Width Over Tracks11.06 ft
Length W/O Blade15.54 ft
Length W/ Blade19.06 ft
Undercarriage
Track Gauge7.3 ft
Number Of Shoes Per Side43
Number Of Track Rollers Per Side7
Ground Contact Area8,973 in2
Standard Shoe Size35.99 in
Ground Pressure6.55 psi
Engine
Number Of Cylinders6
Net Power240 hp
Power Measured @2,100 rpm
AspirationTurbocharged
Displacement638 cu in
Engine Model3306T
Gross Power257 hp
Operational
Fuel Capacity126.6 gal
Cooling System Fluid Capacity19.9 gal
Engine Oil Capacity7.3 gal
Operating Voltage24 V
Alternator Supplied Amperage70 amps
Hydraulic Fluid Capacity14.3 gal
Powertrain Fluid Capacity47.1 gal
Final Drives Fluid Capacity3.5 gal
Transmission and speeds
Transmission TypePower Shift
Number Of Forward Gears3
Number Of Reverse Gears3
Max Speed - Forward6.8 mph
Max Speed - Reverse8.6 mph
Hydraulic System
Pump TypePiston
Standard Blade
Blade width15 ft
Blade height52.9 in
Capacity7.8 yd3
Cutting Depth26.3 in
Additional specifications
Ground Clearance1.63 ft
Length Of Track On Ground10.4 ft
Operating Weight59,700 lb
Relief Valve Pressure3,306 psi
Pump Flow Capacity46.8 gpm

Source

D7R XR
SpecificationSource figure
Dimensions and weight
Height To Top Of Cab11.73 ft
Width Over Tracks9.42 ft
Length W/O Blade15.54 ft
Length W/ Blade19.81 ft
Height - ROPS/Canopy11.7 ft
Height7.9 ft
Overall Length - Basic Tractor - With Drawbar15.5 ft
Overall Length - With Blade258 in
Undercarriage
Track Gauge6.5 ft
Number Of Shoes Per Side41
Number Of Track Rollers Per Side8
Ground Contact Area5,768 in2
Standard Shoe Size24.02 in
Ground Pressure10.46 psi
Shoe TypeExtreme Service-Heavy Duty
Shoes/Side41
Track On Ground10 in
Track Rollers/Side8
Width - Shoe24.02 in
Engine
Number Of Cylinders6
Net Power230 hp
Power Measured @2,100 rpm
AspirationTurbocharged
Displacement640.8 cu in
Engine Model3306T
Gross Power247 hp
Flywheel Power230 hp
Maximum Flywheel Power247 hp
Flywheel Power - Power Shift140 hp
Operational
Fuel Capacity126.6 gal
Cooling System Fluid Capacity19.9 gal
Engine Oil Capacity7.3 gal
Operating Voltage24 V
Alternator Supplied Amperage70 amps
Hydraulic Fluid Capacity14.3 gal
Powertrain Fluid Capacity47.1 gal
Final Drives Fluid Capacity3.5 gal
Transmission and speeds
Transmission TypePower Shift
Number Of Forward Gears3
Number Of Reverse Gears3
Max Speed - Forward6.8 mph
Max Speed - Reverse8.6 mph
Hydraulic System
Pump TypePiston
Standard Blade
Blade width12.2 ft
Blade height60 in
Capacity9 yd3
Cutting Depth20.8 in
Blades
S-Blade Width12.8 ft
A-Blade Width13.5 ft
Angle Straight Blade Width14.75 ft
Blade TypeS, SU, U, A
Su - Blade Width12.1 ft
Ripper
Number Of Pockets3
Ripper TypeParallelogram
Overall Beam Width87.1 in
Maximum Penetration29.5 in
Maximum Clearance Raised - Under Tip, Pinned In Bottom Hole25.2 in
Weights
Operating Weight - Power Shift60,336 lb
Service Refill Capacities
Cooling System19.9 gal
Fuel Tank126.6 gal
Final Drive - Each3.5 gal
Hydraulic Tank14.3 gal
Engine Crankcase7.2 gal
Power Train48.1 gal
Transmission - Bevel Gear And Steering Clutch Compartments - Torque Converter48.1 gal
Winch
Flange Diameter21.7 in
Oil Capacity21.4 gal
Winch And Bracket Length48.5 in
Drum Diameter12.1 in
Drum Width12.2 in
Winch Case - Width48.1 in
Weight*4,121 lb
Increased Tractor Length - Std3.1 in
Additional specifications
Ground Clearance1.36 ft
Length Of Track On Ground10.01 ft
Operating Weight54,100 lb
Relief Valve Pressure3,306 psi
Pump Flow Capacity46.8 gpm

Source

Compare Cat D7R, D7R LGP, D7R XR
Dimensions and weight
SpecificationD7RD7R LGPD7R XR
Length W/ Blade19.09 ft19.06 ft19.81 ft
Width Over Tracks9.42 ft11.06 ft9.42 ft
Height To Top Of Cab11.73 ft11.99 ft11.73 ft
Length Of Track On Ground9.45 ft10.4 ft10.01 ft
Ground Clearance1.36 ft1.63 ft1.36 ft
Length W/O Blade15.54 ft15.54 ft15.54 ft
Undercarriage
SpecificationD7RD7R LGPD7R XR
Track Gauge6.5 ft7.3 ft6.5 ft
Standard Shoe Size22.05 in35.99 in24.02 in
Number Of Shoes Per Side404341
Ground Pressure10.8 psi6.55 psi10.46 psi
Ground Contact Area4,996 in28,973 in25,768 in2
Number Of Track Rollers Per Side778
Engine
SpecificationD7RD7R LGPD7R XR
Number Of Cylinders666
Engine Model3306T3306T3306T
Gross Power247 hp257 hp247 hp
Net Power230 hp240 hp230 hp
Power Measured @2,100 rpm2,100 rpm2,100 rpm
Displacement638 cu in638 cu in640.8 cu in
AspirationTurbochargedTurbochargedTurbocharged
Operational
SpecificationD7RD7R LGPD7R XR
Operating Weight54,200 lb59,700 lb54,100 lb
Fuel Capacity126.6 gal126.6 gal126.6 gal
Cooling System Fluid Capacity19.9 gal19.9 gal19.9 gal
Engine Oil Capacity7.3 gal7.3 gal7.3 gal
Hydraulic Fluid Capacity14.3 gal14.3 gal14.3 gal
Powertrain Fluid Capacity48.1 gal47.1 gal47.1 gal
Final Drives Fluid Capacity3.5 gal3.5 gal3.5 gal
Operating Voltage24 V24 V24 V
Alternator Supplied Amperage70 amps70 amps70 amps
Transmission and speeds
SpecificationD7RD7R LGPD7R XR
Transmission TypePower ShiftPower ShiftPower Shift
Number Of Forward Gears333
Number Of Reverse Gears333
Max Speed - Forward6.8 mph6.8 mph6.8 mph
Max Speed - Reverse8.6 mph8.6 mph8.6 mph
Hydraulic System
SpecificationD7RD7R LGPD7R XR
Pump TypePistonPistonPiston
Relief Valve Pressure3,306 psi3,306 psi3,306 psi
Pump Flow Capacity46.8 gpm46.8 gpm46.8 gpm
Standard Blade
SpecificationD7RD7R LGPD7R XR
Blade width12.9 ft15 ft12.2 ft
Blade height53.7 in52.9 in60 in
Capacity6.8 yd37.8 yd39 yd3
Cutting Depth20.8 in26.3 in20.8 in

More in Cat: D7E Hybrid/D7E LGP Hybrid specs, D7H–D7R WHA, Cat D7.