R2900G Underground Mining Loader

Photos

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.

Engine Model
Cat® C15 ACERT™
Rated Power
1800.0 rpm
Gross Power – SAE J1995
409 hp
Nominal Payload Capacity
37926.0 lb

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

Turning Dimensions

Articulation Angle
42.5°
Inner Clearance Radius
133.2in
Outside Clearance Radius
288.3in
Axle Oscillation
8°
Articulation Angle
42.5°
Inner Clearance Radius
133.2in
Outside Clearance Radius
288.3in

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
Reverse - 3
13mile/h
Reverse - 4
22mile/h
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

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
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

Weights

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

Bucket Capacities

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.
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

Features

Power Train – Engine

Power Train – Transmission

Hydraulics

Structures

Operator Comfort

Loader Bucket Systems

Serviceability

Customer Support

Safety

Standard 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

  • 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.