Large Dozers

Cat D8R Track-Type Tractor

Engine Model Cat C15 ACERT

Flywheel Power 325 HP

Operating Weight 84549 lb

The Cat® D8R dozer has always been designed to bring you the best in productivity, durability and ease of maintenance. The latest generation D8R brings new features to help you be even more productive, even in the harshest conditions. A proven power train, increased cooling capacity and a larger blade help you move more material, while a choice of Cat Connect GRADE technology options help you get more work done in less time.

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Productivity

Added productivity and up to 10 percent fuel savings, delivering up to 18 percent better dozing efficiency.(1)Move up to 13 percen…

  • Added productivity and up to 10 percent fuel savings, delivering up to 18 percent better dozing efficiency.(1)
  • Move up to 13 percent more material per pass with the largest standard blade in the size class (10.3 m3).
  • Keep working, even in high temperatures, with increased cooling capability.(1) Push in second gear for more dozing productivity.
  • Save fuel with a hydraulic demand fan that reduces speed in cooler conditions. Optional reversing capability for high debris conditions.
  • Auto Shift automatically down shifts to the most efficient gear based on load, adding to overall fuel savings.
(1) Compared to previous model D8R.
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Performance

    Cat C15 ACERT™ engine delivers more horsepower,(1) with more than a decade of proven reliability in a wid…

        
  • Cat C15 ACERT™ engine delivers more horsepower,(1) with more than a decade of proven reliability in a wide range of working conditions.
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  • More efficient power train, hydraulic fan and new radiator increase ambient capability up to 23 percent.(1)
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  • Purpose-built Desert Arrangement includes added cooling performance and more protection for working in extremely sandy or abrasive conditions.
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  • Optional cab-mounted air conditioning condenser supports better system performance, improved engine cooling and serviceability.
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  • Easier maintenance access with wider engine panel doors and optional bottom guard access panels.
(1) Compared to previous model D8R.
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Ease of Operation

    Optional electro-hydraulic controls reduce operator effort, improve precision and response, and enable Ca…

        
  • Optional electro-hydraulic controls reduce operator effort, improve precision and response, and enable Cat Connect GRADE technologies.
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  • New optional Liquid Crystal Display (LCD)(2) places machine data, settings menus, grade control data and more conveniently in front of the operator.
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  • LCD display is rear-camera-ready for added safety.
(2) Not available in all areas. Please consult your Cat dealer.
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Cat Connect Technologies

    Cat Slope Indicate (Standard – with electro-hydraulic controls) displays real-time machine cross-slope an…

        
  • Cat Slope Indicate (Standard – with electro-hydraulic controls) displays real-time machine cross-slope and fore/aft orientation on the primary monitor, helping operators work more accurately on slopes.
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  • Automatically maintain established blade slope with Cat GRADE with Slope Assist (Optional – requires electro-hydraulic controls). Finish jobs faster, with better surface quality and significantly less operator effort. No additional hardware required.
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  • Versatile, scalable Cat AccuGrade™ (Optional – requires electro-hydraulic controls) is a dealer-installed grade control system. Choice of Laser, Global Navigation Satellite System (GNSS) or Universal Total Station (UTS) so you get the right level of accuracy to match your job requirements.
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  • Remote monitoring with Product Link™/VisionLink® helps you manage your fleet more effectively and profitably.(2)
(2) Not available in all areas. Please consult your Cat dealer.
MORE DETAILS

Standard Equipment

Power Train
  • Cat C15 ACERT diesel engine - Meets U.S. EPA Tier 3EU Stage IIIA equivalent, China Nonroad III or U.S. EPA Tier 2/EU Stage II/China Nonroad II equivalent emission standards as required by region
  • Radiator core, high performance aluminum bar plate
  • Air cleaner, precleaner with strata tube dust ejector
  • Air to air aftercooler (ATAAC)
  • Extended life coolant
  • Fan, reversing, hydraulically driven
  • Final drives, 4-planet double reduction planetary
  • Fuel priming pump
  • Muffler with mitered stack
  • Transmission powershift, 3F/3R speed
  • Parking brake
  • Prescreener
  • Grill doors, louvered
  • Torque divider
  • Turbocharger
  • Water separator
Undercarriage
  • Equalizer bar
  • Guards, end track guiding
  • Idlers, life time lubricated
  • Track adjusters, hydraulic
  • Track rollers, life time lubricated
  • Track roller frames, suspended
  • Sprocket rim segments, replaceable
  • Track, sealed and lubricated: Positive Pin Retention (PPR); 44 section
  • Two piece master links
Electrical
  • Alarm, back-up
  • Alternator
  • Batteries, 4, 12V each, 24V system
  • Converter, 12V, 10 amp with outlet in cab
  • Lights
  • Horn, forward warning
  • Electric start, 24V
Operator Environment
  • Integrated ROPS/FOPS operator station
  • Armrest, adjustable
  • Decelerator pedal
  • Differential steering tiller bar with dual-twist control
  • Electronic monitoring system (EMS): Hydraulic temperature; Power train temperature; Engine coolant temperature; Fuel level; Engine speed, tachometer; Service hour meter; System warning lamps
  • Foot pads, dash
  • Hydraulic controls, pilot oeprated with electronic deactivation switch
  • Mirror, rearview
  • Seat, adjustable contour suspension
  • Seatbelt, retractable, 76 mm wide
Other Standard Equipment
  • Engine enclosures and hood
  • Ripper ready hydraulics
  • Front pull device
  • Guards, bottom
  • Hydraulics - Load sensing dozer (lift/tilt) and ripper (lift/pitch)
  • Independent steering and implement hydraulic pumps
  • Instructions, international
  • Mounting, lift cylinder
  • Oil cooler, hydraulic
  • Operation and Maintenance manual - Paper
  • Parts book - CD ROM
  • Product Link ready
  • SOS sampling ports: Engine oil; Coolant; Power train oil; Hydraulic oil
  • Vandalism protection - Provision for cap-locks for fluid compartments, engine enclosures and battery box
Power Train
  • Exhaust wraps, thermal, waste handler
Precleaner
  • Precleaner, with screen - dual stage
  • Precleaner, turbine - single stage
Fuel Lines
  • Fuel lines, B20 compliant
Fuel Tank Filling Systems
  • Fill system, fuel, fast fill
Oil Change System
  • Oil change system, high speed
Hydraulics
  • Dozer tilt hydraulics
  • Hydraulics, dual tilt
  • Rear attachment hydraulics
  • Rear hydraulics, ripper (pilot)
  • Rear hydraulics, ripper (electro-hydraulic)
Final Drive Arrangements
  • Final drives, LGP
  • Final drives, LGP, guarded and sealed
  • Final drives, cold weather
  • Final drives, guarded and sealed
Special Arrangements
  • Desert Arrangement
  • Waste Handling Arrangement
Undercarriage
  • Gauge arrangement: Standard; LGP (Low Ground Pressure); Positive pin retention, suspended undercarriage; Basic, suspended; Suspended with guarded idler; Suspended with cold weather rollers and idlers; Non-suspended undercarriage arrangements; Basic, non-suspended; Non-suspended with guarded idlers; Carrier roller arrangement; Standard carrier rollers; Arctic carrier rollers - suspended undercarriage
  • Track arrangements: Positive pin retention (44 section): 560 mm extreme service; 560 mm extreme service, trapezoidal; 610 mm moderate service; 610 mm extreme service; 660 mm moderate service; 660 mm extreme service; 710 mm moderate service; 710 mm extreme service; 710 mm moderate service, trapezoidal; 710 mm extreme service, trapezoidal; 965 mm moderate service; 965 mm extreme service, trapezoidal; 965 mm extreme service
Starters, Batteries and Alternators
  • Alternator, standard (150 amp)
  • Alternator, ducted (150 amp)
  • Batteries, standard, 1,000 CCA
  • Batteries, cold weather, 1,000 CCA
  • Ether starting aid
  • Engine coolant heater, 240V
Electrical
  • Lighting groups*
  • Lights, six halogen work lights
  • Lights, premium, 10 LED lights
  • Lights, sweeps, eight halogen lights
Operator Environment
  • Cab glass options: Glass, single pane; Glass, dual page; Canopy (no glass)
  • Air conditioning: Air conditioning (cab mounted); Air conditioning (underhood); No air conditioning (canopy only)
  • Cab seat: Seat, heated and ventilated, cloth, air suspension; Seat, vinyl, air suspension; Seat, cloth, air suspension; Seat, vinyl; Seat, cloth
  • Visibility arrangement: Rear vision camera
  • Power supply: In cab - 12V and 24V
  • Screens: Screen group - sun; Rear screen - cab; Rear screen - canopy
  • Platform Options: Quick opening (high debris applications); 5th percentile
Technology Products
  • Machine Control - Electro-Hydraulics: Single Tilt Control for Slope Assist; Basic Dual Tilt Control; Machine Control, ARO (Single Tilt or dual tilt)
  • Machine Control - Pilot Hydraulics: Basic Single Tilt Control (pilot hydraulics); Basic Dual Tilt Control (pilot hydraulics)
  • Machine Control - Cat Connect Technology - Product Link: Product Link Elite - PLE641; Product Link - PL631; Product Link - PL641; No Product Link
  • Machine Control - Cat Connect Technology - Cat GRADE with Slope Assist
  • Machine Control - Cat Connect Technology - Cat AccuGrade (dealer installed)
Guards
  • Bottom guards, standard
  • Heavy duty, sealed
  • Heavy duty, sealed, powered
  • Heavy duty, sealed and sound suppressed
  • Heavy duty, sealed with front counterweight
  • Multi-access door, heavy duty, sealed (Africa/Middle east only)
  • Guard, fuel tank
  • Guard, fan debris
  • Guard, grill, debris
  • Sweeps
  • Striker bars - front
Work Tools
  • Rear attachments: Drawbar, rear (rigid); Rippers: Single shank; Single shank with pin puller; Single shank with pin puller and striker bars; Single shank with push block; Single shank with striker bars; Multi-shank; Multi-shank with striker bars
  • Rear attachments: Ripper tooth: Multi-shank; Single shank; Shank, deep
  • Rear attachments: Hitch: Rear counterweight and hitch; Striker bar, storage box, drawbar and hitch
  • Rear attachments: Additional rear counterweight
Fluids
  • Lubricant/oils
  • Lubricant group - high ambient
  • Lubricant group - arctic
Coolant
  • Standard engine coolant (-37 degrees Celcius)
  • Arctic engine coolant (-50 degrees Celcius)
Service Package
  • Ecology drains - transmission and torque converter
Sealing
  • Seals, sound suppression
  • Seals, Waste
  • Seals, Desert
Bulldozer Installation Packages
  • 8SU/U single tilt cylinder
  • 8SU/U single tilt cylinder, guarded lines
  • 8A blade
  • 8 LGP dual tilt cylinders, guarded lines
  • 8 LGP single tilt cylinder
  • 8 LGP single tilt cylinder, guarded lines
  • 8SU/U dual tilt cylinders, guarded lines
Push Arm Group
  • Single tilt standard
  • Dual tilt standard
Blade Options
  • 8SU
  • 8SU, Landfill
  • 8U
  • 8U, Landfill
  • 8A blade
  • 8SU LGP
  • 8SU LGP, Landfill
  • Select blades also available with Rock Guard, Rock Guard and Wear Plate or Push Plate

Technical Specifications

  • Engine
    Engine Model Cat C15 ACERT
    Flywheel Power 325 HP
    Displacement 928 in³
    Engine Power - 1,600 rpm - ISO 14396 (DIN) 365 HP
    Engine Power - 1,900 rpm - ISO 9249/SAE J1349 325 HP
    Engine Power - 1,600 rpm - SAE J1995 (Gross) 366 HP
    Emissions Meets U.S. EPA Tier 3/EU Stage IIIA equivalent, U.S. EPA Tier 2/EU Stage II equivalent or China Nonroad Stage III emission standards
    Engine Power - 1,900 rpm - ISO 9249/SAE J1349 (DIN) 328 HP
    Engine Power - 1,600 rpm - ISO 14396 361 HP
  • Operating Weight 84549 lb
    Operating Weight - LGP 81049 lb
    Operating Weight - Standard 84549 lb
    Shipping Weight - LGP 67254 lb
    Shipping Weight - Standard 65153 lb
  • 1 Forward 2.1 mile/h
    2 Forward 3.8 mile/h
    3 Forward 6.6 mile/h
    1 Reverse 2.8 mile/h
    2 Reverse 5 mile/h
    3 Reverse 8.8 mile/h
  • Fuel Tank 158.5 gal (US)
    Cooling System 16.4 gal (US)
    Engine Crankcase* 10 gal (US)
    Power Train 40.9 gal (US)
    Final Drive - Each 3.3 gal (US)
    Roller Frames - Each 17.2 gal (US)
    Pivot Shaft Compartment 10.6 gal (US)
    Note *With oil filters.
  • 8SU LGP 12.9 yd³
    8U 15.3 yd³
    8A 6.1 yd³
    8SU 13.5 yd³
  • 8A 16.37 ft
    8SU 13.26 ft
    8SU LGP 14.9 ft
    8U 14 ft
  • Overall Length - Basic Tractor 15.25 ft
    Ground Clearance 2.01 ft
    Overall Length - Basic Tractor - With Ripper Single Shank N/A
    Overall Length - Basic Tractor - With SU-Blade 6.05 ft
    Overall Length - Basic Tractor - With A Blade (Angled 25 Degrees) N/A
    Overall Length - Basic Tractor - With Drawbar 1.33 ft
    Ground Pressure (ISO 16754) 7.6 psi
    Height - Grouser 3.1 in
    Length - Track on Ground 10.52 ft
    Overall Length - Basic Tractor - With U-Blade N/A
    Width - Tractor - Without Trunnions - Standard Shoes 10.86 ft
    Machine Height - ROPS/FOPS Cab 11.44 ft
    Overall Length - Basic Tractor - With A Blade (Not Angled) N/A
    Overall Length - Basic Tractor - With Ripper Multi Shank N/A
  • Overall Length - Basic Tractor - With A Blade (Not Angled) 6.65 ft
    Ground Pressure (ISO 16754) 12.5 psi
    Overall Length - Basic Tractor - With Drawbar 1.33 ft
    Machine Height - ROPS/FOPS Cab 11.44 ft
    Height - Grouser 3.1 in
    Ground Clearance 1.99 ft
    Length - Track on Ground 10.69 ft
    Overall Length - Basic Tractor - With Ripper Single Shank 4.98 ft
    Overall Length - Basic Tractor - With Ripper Multi Shank 5.29 ft
    Overall Length - Basic Tractor - With A Blade (Angled 25 Degrees) 10.07 ft
    Width - Tractor - Without Trunnions - Standard Shoes 9 ft
    Overall Length - Basic Tractor - With U-Blade 7.35 ft
    Overall Length - Basic Tractor 15.25 ft
    Overall Length - Basic Tractor - With SU-Blade 6.05 ft
  • Overall Length - Basic Tractor - With A Blade (Not Angled) 6.65 ft
    Overall Length - Basic Tractor - With Ripper Multi Shank 5.29 ft
    Overall Length - Basic Tractor - With Ripper Single Shank 4.98 ft
    Overall Length - Basic Tractor - With Drawbar 1.33 ft
    Length - Track on Ground 10.52 ft
    Ground Pressure (ISO 16754) 12.5 psi
    Height - Grouser 3.1 in
    Overall Length - Basic Tractor - With A Blade (Angled 25 Degrees) 10.07 ft
    Width - Tractor - Without Trunnions - Standard Shoes 9 ft
    Ground Clearance 2.01 ft
    Overall Length - Basic Tractor - With SU-Blade 6.05 ft
    Overall Length - Basic Tractor 15.25 ft
    Machine Height - ROPS/FOPS Cab 11.44 ft
    Overall Length - Basic Tractor - With U-Blade 7.35 ft

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Technology
Technology
Mantrac provides cutting-edge Cat® technology to help you keep your jobsite connected, reducing the risk of downtime while enhancing productivity and profitability.
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