Underground - Hard Rock:

R2900G Underground Mining Loader

R2900G Underground Mining Load-Haul-Dump (LHD) Loader
  • R2900G Underground Mining Load-Haul-Dump (LHD) Loader
  • R2900G Underground Mining Load-Haul-Dump (LHD) Loader
Engine Model
Cat® C15 ACERT™
Rated Power
1800.0 rpm
Gross Power – SAE J1995
409 hp
Nominal Payload Capacity
37926.0 lb

The R2900G underground loader is designed for high production, low cost-per-ton loading and tramming in underground mining applications. Compact design with agile performance, rugged construction and simplified maintenance ensures excellent productivity, long life and low operating costs. Engineered for performance, designed for comfort, built to last.



Product Specs

  • Engine

  • Engine Model
    Cat® C15 ACERT™
    Rated Power
    1800.0rpm
    Gross Power – SAE J1995
    409hp
    Bore
    5.4in
    Stroke
    6.8in
    Displacement
    927.9in3
    Gross Power – VR Engine – SAE J1995
    409hp
    Gross Power – Tier 3 Engine – SAE J1995
    409hp
    Engine Model
    Cat® C15
    Rated Power
    1800r/min
    Gross Power - SAE J1995
    409HP
    Bore
    5.4in
    Stroke
    6.8in
    Displacement
    927.9in³
    Gross Power - Tier 3 Engine - SAE J1995
    409HP
    Gross Power - VR Engine - SAE J1995
    409HP
  • Operating Specifications

  • Nominal Payload Capacity
    37926.0lb
    Gross Machine Mass
    155095lb
    Nominal Payload Capacity
    37920lb
    Gross Machine Mass
    155095lb
    Static Tipping Load - Straight Ahead - Lift Arms Horizontal
    88015lb
    Static Tipping Load - Full Turn - Lift Arms Horizontal
    75109lb
    Breakout Force - SAE
    60298lb
  • Turning Dimensions

  • Articulation Angle
    42.5°
    Inner Clearance Radius
    133.2in
    Outside Clearance Radius
    288.3in
    Articulation Angle
    42.5°
    Inner Clearance Radius
    133.2in
    Outside Clearance Radius
    288.3in
    Axle Oscillation
  • Transmission

  • Forward 1
    3.4mph
    Forward 2
    6.0mph
    Forward 3
    10.7mph
    Forward 4
    18.5mph
    Reverse 1
    4.1mph
    Reverse 2
    7.3mph
    Forward - 1
    3.4mile/h
    Forward - 2
    6mile/h
    Forward - 3
    10.7mile/h
    Forward - 4
    18.5mile/h
    Reverse - 1
    4.1mile/h
    Reverse - 2
    7.3mile/h
    Reverse - 3
    13mile/h
    Reverse - 4
    22mile/h
  • Tires

  • Tire Size
    29.5 × 29 34 PLY VSMS
    Tire Size
    29.5 × 29 34 PLY VSMS
  • Standards

  • Brakes
    ISO 3450, AS2958.1, CAN-CSA424.30-M90
    Cab/FOPS
    ISO 3449, SAE J231, AS2294.3, EN13627
    Cab/ROPS
    ISO 3471, SAE J1040, AS2294.2, EN13510
    Standards
    ROPS/FOPS Certified Cab
    Standards
    ROPS/FOPS Certified Cab
    Brakes
    ISO 3450, AS2958.1, CAN-CSA424.30-M90
    Cab - FOPS
    ISO 3449, SAE J231, AS2294.3, EN13627
    Cab - ROPS
    ISO 3471, SAE J1040, AS2294.2, EN13510
  • Weights

  • Empty – Front Axle
    50832.0lb
    Empty – Rear Axle
    59860.0lb
    Loaded – Front Axle
    110716.0lb
    Loaded – Rear Axle
    37895.0lb
    Empty - Front Axle
    50832lb
    Empty - Rear Axle
    59860lb
    Loaded - Front Axle
    110716lb
    Loaded - Rear Axle
    37895lb
    Note
    *Calculated Weight.
    Empty*
    110692lb
    Loaded*
    148611lb
    Note
    *Calculated Weight.
  • Service Refill Capacities

  • Engine Crankcase
    9.0gal
    Cooling System
    19.8gal
    Front Differential and Final Drives
    31.4gal
    Hydraulic Tank
    37.0gal
    Rear Differential and Final Drives
    33.5gal
    Transmission
    16.4gal
    Engine Crankcase
    9gal (US)
    Cooling System
    19.8gal (US)
    Front Differential and Final Drives
    31.4gal (US)
    Hydraulic Tank
    37gal (US)
    Rear Differential and Final Drives
    33.5gal (US)
    Transmission
    16.4gal (US)
    Front Differential and Final Drives - With Axle Oil Cooling System
    42gal (US)
    Rear Differential and Final Drives - With Axle Oil Cooling System
    44.1gal (US)
    Fuel Tank - Dual
    376.4gal (US)
  • Bucket Capacities

  • Note
    **High penetration bucket versions also available.
    Bucket Capacities
    6.3-8.9 m3 (8.2-11.6 yd3)
    Dump Bucket - 1**
    8.2yd³
    Dump Bucket - 2**
    9.4yd³
    Dump Bucket - 3**
    10.9yd³
    Dump Bucket - 4**
    11.6yd³
    Note
    **High penetration bucket versions also available.
  • Hydraulic Cycle Times

  • Raise
    9.2s
    Dump
    3.4s
    Lower, Empty, Float Down
    3.1s
    Total Cycle Time
    15.7s

Equipment

  • Electrical
    • 12V Power Supply in Cab
    • Alternator, 95-amp
    • Auxiliary Start Receptacle
    • Battery Disconnect Switch, Ground Level
    • Circuit Breaker, 80-amp
    • Corrosive Protection Spray
    • Diagnostic Connector
    • Electric Starting, 24-volt
    • Engine Shutdown Switches
      – Rear Left Hand Side
      – Rear Right Hand Side
    • External Lighting System, Front, Rear, Halogen Work Lights
    • Low Maintenance Batteries
    • Reversing Alarm
    • Starting and Charging System
  • Operator Environment
    • Cat Electronic Monitoring System (Cat EMS)
    • Electric Horns
    • Gauges
      – Engine Coolant Temperature
      – Transmission Coolant Temperature
      – Hydraulic Oil Temperature
      – Fuel Level
      – Speedometer
      – Tachometer
    • Indicator Lights
      – Alert Warning Light
      – Residual Brake Pressure
    • Low Hydraulic Level Warning
    • Open Operator Station ROPS/FOPS Structure
    • Operator Presence System (Auto Park Brake)
    • Pilot Hydraulic Implement Controls, Single Joystick
    • Push Button Panel for Lights
    • Suspension Seat with Retractable Seat Belt
    • STIC Steering
  • Power Train
    • Cat C15 ATAAC Diesel Engine, 6-Cylinder
    • Brake Axle Cooling
    • Electric Fuel Priming Pump
    • Engine Air Intake Precleaner
    • Engine Oil Filter, Remote Mounted
    • Heat Shields
    • Long Life Coolant
    • Planetary Powershift Transmission with Automatic Shift Control, 4 Speed Forward/4 Speed Reverse
    • Radiator, Cross Flow
    • Radiator Cap Manual Release
    • Rims, 5-Piece, Tubeless
    • SAFR Full Hydraulic Enclosed Wet Multiple-Disc Brakes
    • Torque Converter with Automatic Lockup Clutch
    • Transmission Neutralizer With Override Switch
    • Transmission Filter Drain Tap
  • Other Standard Equipment
    • Brake Light
    • Bucket, Dump
    • Bucket Lip, Hardox 450 Bucket
    • Bucket Positioner, Return To Dig
    • Catalytic Exhaust Purifier/Muffler Group
    • Decals, International Picto Graphics
    • Fuel System
      – Dual Fuel Tanks
      – Fuel System Manual Shut Off Taps
    • Engine and Transmission Belly Guards
    • Fenders, Front, Rear
    • Firewall
    • Hand Hold (Access On/Off Top Deck)
    • Operator and Maintenance Manual, English
    • Protection Wear Bars 100 × 50 mm (4 × 2 in)
    • Rims, 5-Piece, Tubeless
    • Semi Centralized Lubrication Points
    • S·O·S port
      – Coolant
      – Engine Oil
      – Hydraulic Oil
      – Transmission Oil
    • Swing Out Radiator Grill
    • Tires and Rims: A tire must be selected from the mandatory attachments section of the machine price list. Base machine price includes a standard tubeless rim allowance only.
  • Optional Equipment
    • Battery and Engine Shutdown Switches
      – Ground Level Isolation, In Cab Isolation Switch
      – Ground Level Isolation, Engine Shutdown Switch
      – Ground Level Isolation, In Cab Isolation, Engine Shutdown Switch
    • Brake Pressure Gauges
    • Brake Release Arrangements,
      – Recovery Hook
      – Recovery Bar
    • Buckets
      – Bucket Profile Standard or High Penetration
      – Various Sizes, Dump (6.3 m³/8.2 yd³ to 8.9 m³/11.6 yd³)
      – Bucket Spill Guard
    • Bucket, Corners
      – Cast Corner, Shark Ready
      – Cast Corner, (All Other Hardware)
    • Bucket Hardware
      – Cutting Edge, Cat Weld-on
      – Cutting Edge, Half Arrow, Flat
      – Heel Shrouds
      – Mechanical Attached Shroud (MAS)
      – Mechanically Attached Wear Plate System, Cutting Edge Protection (MAWPS)
      – Mechanically Attached Wear Plate System, Bottom Protection (MAWPS)
      – Protector Pads (Bottom of Bucket)
      – Wear Bars
      – Wear Liner (7.2 m³/9.4 yd³ and 8.3 m³/10.9 yd³ Buckets)
    • Bucket Lip
      – Lip Fully Welded or Tack Welded
      – Lip Bare (No Hardware)
      – MAS Ready (Mechanical Attached Shroud)
    • Camera, Color Rear Facing
    • Chain Ready Front Fenders (chains not included)
    • Cover, Anti Vandalism for Shipping
    • Draw Bar Attachment, Bolt-On
    • Engine Options
      – Diesel Particulate Filter (for use with VR Engine only)
      – Engine, Ventilation Reduction (VR)
      – Engine, Tier 3
    • Lighting
      – External Lighting System, Front, Rear, LED Work Lights
      – High/Low Beam Function
      – Truck Loading Light, Lower Front Frame
    • Fast Fill System
      – Coolant
      – Engine Oil
      – Fuel (Dual Tanks)
      – Hydraulic Oil
      – Transmission Oil
    • Fire Suppression System
      – Ansul, Dry Powder
      – Foam, Water Based
    • Fluids
      – Arctic Coolant
      – Arctic Fuel
    • Front Light Protectors
    • Fuel System
      – Fuel Lines Double Braided (Stainless Sleeving)
      – Fuel Lines Standard Braided (Double Braid Hydraulic Hose)
    • Guard, Rear Side Quarter Window
    • Handrails
      – Hand Hold (Access On/Off Top Deck)
      – Fold Down Onto Top Deck
    • Hydraulic System
      – Alternate Implement/Pilot Control Configuration
    • Lubrication System
      – Automatic
      – Centralized
    • Mine Transfer Ready Rear Frame (Tack Welded)
    • Operators Station ROPS/FOPS Enclosed
      – Air Conditioning
      – Cab Pressurizer and Filter
      – Duct, Window Demister
      – Dome Light
      – Heater
      – Radio Ready Compartment for Radio and Speakers
      – Strut, Cab Door
    • Operator and Maintenance Manual
      – Chinese
      – French
      – Indonesian
      – Portuguese
      – Russian
      – Spanish
    • Park Brake Switch Engagement
      – Push to Apply
      – Pull to Apply
    • Payload Control System
      – Payload Control System (PCS)
      – Loadrite L2180
    • Remote Control Interface (excludes Transmitter and Receiver)
      – RCT
    • Reversible Steering
    • Reflective Tape
    • Ride Control System
    • Rim
      – Rim Identification Numbering
      – Spare (Tubeless)
    • Seats
      – Seat Covers, Tee, Air and Standard
      – Suspension Seat Tee, Vinyl
      – Suspension Seat Air, Vinyl
    • Secondary Steering System
    • Service Tools
      – Brake Wear Gauge
      – Collet Jacking Bolts
      – Diagnostics Box
      – Recovery Bar (for use with Brake Release, Recovery Bar System)
      – Socket Extension, Wheel Nut
      – Reference Parts Manual for Additional Tooling Available
    • Switches
      – Engine Shutdown, Fire Suppression Activation
      – Idle Timer
      – Engine Shutdown/Idle Timer
    • Technology
      – Command for Underground
      – Vital Information Management System (VIMS) Gen 3
      – Electronic Access Module (Required with Automation)
    • Tire Arrangements
      – Tire, 29.5 × R29 VSMS 2 Bridgestone
      – Tire, 29.5 × R29 VSDL L5 Bridgestone
      – Tire, 29.5 × R29 XMine D2 Michelin
      – Tire, 29.5 × R29 XSMD2 L5S Michelin
    • Wear Protection Bars
      – Cab/ROPS
      – Hydraulic Tank
      – Radiator
    • Windows
      – Single Pane
      – Dual Pane
    • NOTE: Not all features are available in all regions. See your Cat dealer for more information.

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