Underground mining load haul dump (lhd) loaders

Cat R2900G

Stock on demand

Price on request

Engine Model

Cat® C15

Engine Power - Tier 3 Engine - ISO 14396:2002

299 kW

Nominal Payload Capacity

17.200 kg

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Metric

Feature and benefits

The Cat® R2900G underground loader is designed for high-production, low cost-per-ton loading and tramming in underground mining applications. An operator favorite, it delivers a safe, comfortable ride in a cab equipped with easy-to-use controls and efficiency-boosting features that optimize performance and maximize productivity. Its compact design provides agile performance combined with rugged construction and simplified maintenance to ensure excellent productivity, long life and low operating costs.

Safety

Large window openings to offer excellent visibility in all directions.Safer access and egress with anti-skid upper deck surfaces a…

Large window openings to offer excellent visibility in all directions.
Safer access and egress with anti-skid upper deck surfaces and 3-point access to cab and machine.
Four corner oil-cooled braking system that provides excellent control, with service brake system actuated by hydraulic pressure and parking brake function that is spring applied and hydraulic released to ensure braking in the event of loss of hydraulic failure.
Operator Present System, which protects the machine and operator from uncontrolled machine movements, with hydraulic system neutralization and door sensor.
Safer service with service area located on cold side of engine, bucket control group safety pins, articulation lock and hinged belly guards.

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Operator comfort & control

Optional enclosed design provides fresh, pressurized, temperature-controlled air circulation with air conditioning.Optional sound-…

Optional enclosed design provides fresh, pressurized, temperature-controlled air circulation with air conditioning.
Optional sound-suppressed ROPS cab for a quiet, secure working environment.
Controls, levers, switches and gauges positioned to maximize productivity and minimize fatigue.
Low-effort, pilot-operated joystick implement control with simultaneous lift and tilt functions to optimize operating efficiency.
Four corner oil-cooled braking system, which provides excellent control.

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Productivity & performance

Loadrite Payload Control System, which gives the operator accurate, real-time updates on payload weights to help them reach maximu…

Loadrite Payload Control System, which gives the operator accurate, real-time updates on payload weights to help them reach maximum bucket capacities while reducing overloading.
Increased operator efficiency and optimized performance thanks to electronic auto shift transmission that allows operator to choose between manual or auto shift modes.
Transmission neutralizer that makes it possible for the operator to engage the service brakes and neutralize the transmission, maintaining high engine rpm for full hydraulic flow, enhancing digging and loading functions.
Fast cycle times thanks to optional ride control system, which gives operators confidence to travel at speeds above 5 km/h (3 mph) during load and carry operations.
Productivity-boosting hydraulic system, which delivers exceptional digging and lifting forces for fast cycle times, plus high hydraulic flow rates that provide fast response and powerful lift forces.

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Power & efficiency

Cat C15 ACERT engine, which provides unequalled lugging force while digging, tramming and traversing steep grades.Torque rise that…

Cat C15 ACERT engine, which provides unequalled lugging force while digging, tramming and traversing steep grades.
Torque rise that effectively matches transmission shift points for maximum efficiency and fast cycle times.
Torque Converter Lockup Clutch that combines maximum rimpull while in torque converter drive with the efficiency and performance of direct drive when the lockup clutch is engaged.
Mechanically Actuated, Electronic Unit Injection (MEUI™) high-pressure, direct injection fuel system, which electronically monitors operator demands and sensor inputs to optimize engine performance and fuel combustion.
Cat four-speed planetary power shift transmission matched with the Cat C15 diesel engine to deliver constant power over a wide range of operating speeds.

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Buckets and g.e.t.

Four dump bucket sizes that deliver unmatched productivity and structural reliability, featuring two types of cast corners to help…

Four dump bucket sizes that deliver unmatched productivity and structural reliability, featuring two types of cast corners to help strengthen the side plate to bucket lip joint and allow for various cutting edges.
Three types of Ground Engaging Tools (GET) available: modular weld-on, which deliver welded part reliability; Bolt-On-Half-Arrow (BOHA), which offer more wear material and feature a bolt-on design that enables fast and easy removal and replacement; and the Durilock Lip Shroud system, featuring hammerless installation and maintenance-free retention of GET, with three interchangeable shroud styles.
Cat Bucket Pro App, which provides real-time data on GET performance to help you plan maintenance, manage inventory and know cost-per-ton.

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Reliability & durability

Frame engineered to withstand extreme forces generated during loading and tramming cycles, with deep penetration and consistent we…

Frame engineered to withstand extreme forces generated during loading and tramming cycles, with deep penetration and consistent welds throughout to ensure structures are solidly fused to provide sturdy platform for the linkage and the axles.
Proven planetary power shift transmission built for long life between overhauls.
Spread hitch design that widens the distance between upper and lower hitch plates to distribute forces and increase bearing life.
Field-proven Cat high pressure XT hydraulic hoses that are exceptionally strong and flexible for maximum system reliability and long life in the most demanding conditions.
Frame, powertrain, engine and components that are built to be rebuilt, delivering second and third lives.

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Serviceability

Easy access to daily service points to simplify servicing and reduce time spent on regular maintenance procedures.Ground-level acc…

Easy access to daily service points to simplify servicing and reduce time spent on regular maintenance procedures.
Ground-level access to all tanks, filters, lubrication points and compartment drains, with engine oil and fuel filters installed on cold side of engine, plus fluid-level sight gauges.
Radial seal air filters that are easy to change, reducing time required for air filter maintenance.
Sealed, colleted pins fitted to all major bucket and lift arm hinge points for longer pin and bushing life, which reduces maintenance costs and extends service intervals.
Electrical connectors that are sealed to lock out dust and moisture, harnesses that are covered for protection, and wires that are color- and number-coded for easy diagnosis and repair.

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Technology

Cat Electronic Monitoring System (EMS) that provides continuous access to critical machine data to keep the machine performing at…

Cat Electronic Monitoring System (EMS) that provides continuous access to critical machine data to keep the machine performing at a high level.
Cat Electronic Technician (ET), which enables quick electronic diagnosis of machine performance and key diagnostic data for effective maintenance and repairs.
VIMS (Vital Information Management System) GEN3, which combines Health Information Monitoring and VIMS capability in one ECM to monitor vital machine health functions; logs data to help identify areas for improvement in repair planning, operator training, site planning, machine health and personnel performance.
Factory-ready for remote operation and can be equipped with the industry-proven Cat® MineStar™ Command for underground autonomous solution and machine health monitoring offerings.

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Sustainability

Optional EU Stage III and U.S. EPA Tier 3 compliant engine available.Optional Ventilation Reduction (VR) Package, which incorporat…

Optional EU Stage III and U.S. EPA Tier 3 compliant engine available.
Optional Ventilation Reduction (VR) Package, which incorporates selective engine hardware and software to reduce diesel particulate matter in the engine exhaust and deliver a significant ventilation rate reduction, a decrease in fuel consumption, and maintained or improved product performance.
Cat Diesel Particulate Filter, which complements the VR engine by further reducing particulate matter in the exhaust.
Ongoing research and development into engine compatibility with diesel fuel blended with lower-carbon intensity fuels such as biofuels and renewable fuels, plus power options like electrification.
Cat Rebuild and Cat Reman programs, which preserve raw materials, conserve energy and reduce emissions, plus retrofits and upgrades for older machines to incorporate efficiency improvements and emission reductions.

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Technical specification

US
Metric

Engine

Specification	Value
Engine Model	Cat® C15
Engine Power - Tier 3 Engine - ISO 14396:2002	299 kW
Engine Power - VR Engine - ISO 14396:2002	299 kW
Bore	137.2 mm
Stroke	171.5 mm
Displacement	15.2 l
Note (1)	Power ratings apply at a rated speed of 1,800 rpm when tested under the reference conditions for the specified standard.
Note (2)	All rating conditions are based on ISO/TR14396:2002, inlet air standard conditions with a total barometric pressure of 100 kPa (29.5 in Hg), with a vapor pressure of 1 kPa (0.295 in Hg), and 25° C (77° F). Performance measured using fuel to EPA specifications in 40 CFR Part 1065 and EU specifications in Directive 97/68/EC with a density of 0.845-0.850 kg/L @ 15° C (7.05-7.09 lb/gal @ 59° F) and fuel inlet temperature 40° C (104° F).
Note (3)	No engine derating required up to 591 m (1,938 ft) altitude.
Note (4)	Optional Ventilation Reduction Package available.
Note (5)	Optional Tier 3 engine package emits equivalent to U.S. EPA Tier 3 and EU Stage IIIA.

Operating Specifications

Specification	Value
Nominal Payload Capacity	17.200 kg
Gross Machine Mass	70.350 kg
Static Tipping Load - Straight Ahead - Lift Arms Horizontal	39.923 kg
Static Tipping Load - Full Turn - Lift Arms Horizontal	34.069 kg
Breakout Force - SAE	27.346 kg

Weights

Specification	Value
Operating Mass*	50.209 kg
Operating Mass* - Front Axle	23.057 kg
Operating Mass* - Rear Axle	27.152 kg
Operating Mass + Rated Payload*	67.409 kg
Operating Mass + Rated Payload* - Front Axle	50.220 kg
Operating Mass + Rated Payload* - Rear Axle	17.189 kg
Note	*Calculated Weight.

Transmission

Specification	Value
Forward - 1	5.4 km/h
Forward - 2	9.7 km/h
Forward - 3	17.3 km/h
Forward - 4	29.8 km/h
Reverse - 1	6.6 km/h
Reverse - 2	11.8 km/h
Reverse - 3	21 km/h
Reverse - 4	35.5 km/h

Hydraulic Cycle Times

Specification Value

Raise 9.2 s

Dump 3.4 s

Lower, Empty, Float Down 3.1 s

Total Cycle Time 15.7 s
Bucket Capacities

Specification Value

Bucket Capacity 6.3-8.9 m³ (8.2-11.6 yd³)

Dump Bucket - 1 6.3 m³

Dump Bucket - 2 7.2 m³

Dump Bucket - 3 8.3 m³

Dump Bucket - 4 8.9 m³
Turning Dimensions

Specification Value

Outside Clearance Radius 7.323 mm

Inner Clearance Radius 3.383 mm

Axle Oscillation 8°

Articulation Angle 42.5°
Tires

Specification Value

Tire Size 29.5 × 29

Service Refill Capacities

Specification	Value
Engine Crankcase	34 l
Transmission	62 l
Hydraulic Tank	140 l
Cooling System	75 l
Front Differential and Final Drives	119 l
Rear Differential and Final Drives	127 l
Front Differential and Final Drives - With Axle Oil Cooling System	159 l
Rear Differential and Final Drives - With Axle Oil Cooling System	167 l
Fuel Tank - Dual	1.425 l

Standards

Specification Value

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

Electrical

Engine shutdown switch
Lighting: Bucket lip
– External, front, rear, stop light, dual halogen
Receptacle Group, auxiliary start
Starter, electric, 24-volt
Starting and charging system
Alarm, reversing
Alternator, 95 amp
Battery disconnect switch, ground level
Batteries, low maintenance
Diagnostic connector

Operator environment

Automatic Brake Application (ABA)
Cab:
– Cab, open, ROPS/FOPS
Caterpillar Electronic Monitoring System (CEMS), dash instrumental panels
Horns, electric
Instrumentation/gauges:
– Speedometer/tachometer
– Fuel level
– Hydraulic oil temperature
– Engine coolant temperature
Operator presence system
Light, warning, residual brake
Mounting, ROPS
Pilot hydraulic implement controls (single joystick)
Seat:
– Seat, suspension, vinyl
Seat belt, retractable

Power train

Brakes, full hydraulic enclosed wet multiple-disc (SAFR)
Engine:
– Cat C15 six cylinder diesel
– Air-to-air aftercooler (ATAAC)
Exhaust:
– Exhaust, purifier, muffler
Filter, engine, remote mounted
Fuel adapters:
– Standard fill, dual, rubber coated, double steel braided fuel lines
Fuel priming pump
Park Brake Switch Engagement (choose between):
– Push to Apply
– Pull to Apply
Pre-cleaner, engine air intake
Torque converter, lock-up clutch (LUC)
Transmission:
– Electronic Clutch Pressure Control (ECPC)
– Auto planetary powershift (4F/4R)
– Transmission neutralizer

Other standard equipment

Brake axle cooling
Cap, radiator, manual release
Catalytic exhaust purifier/muffler
Dump bucket
Bucket lip:
– Lip weldings – full weld edge or tack weld edge and corners
Decals, International Picto Graphics
Fenders, front, rear
Firewall
Guards, engine and transmission
Handholds
Lift arm positioner for return to dig
Radiator grill, swing out
Service oil sample
Valve, drain, transmission oil filter
Valve, hydraulic, standard
Windows:
– Single pane

Tires, Rims, And wheels

Tires arrangements: tires must be selected from the Mandatory Attachments section, choose between:
– Tire, 29.5 × R29 VSMS 2 Bridgestone
– Tire, 29.5 × R29 VSDL L5 Bridgestone
Rims (set of four): five piece, tubeless

Electrical

Battery disconnect switch, in cab
Lighting:
– Cat LED work lights
– Truck loading light

Operator environment

Cab:
– Cab, enclosed, ROPS/FOPS
Camera, color rear facing
Duct, air, flow diverter
Idle timer (enclosed cab)
Instrumentation/gauges:
– Brake pressure
Seat:
– Seat, suspension, tee, vinyl
– Seat, suspension, air, vinyl
– Seat covers, tee, air and standard

Technology products

Command for Underground*
Vital Information Management System (VIMS) Gen 3
Payload system, Loadrite
Remote Control Interface (excludes transmitter and receiver) – RCT
Note: *Please consult with your Regional Commercial or Technology Representative prior to upgrading your machine to Command for Underground.

Tires, Rims, And wheels

Rim identification numbering
Spare rim (tubeless)

Power train

Exhaust:
– Particulate filter, Flow Thru
– Particulate filter, Wall Flow
Fuel adapters:
– Standard fill, dual, stainless steel covered, single braided fuel lines
– Fast fill, dual, rubber coated, double steel braided fuel lines
– Fast fill, dual, stainless steel covered, single braided fuel lines
Secondary Steering System
Engine Options:
– Engine, Ventilation Reduction (VR)
– VR engine, Flow Thru Ready
– Engine, Tier 3

Other optional equipment

Brake Release Arrangements:
– Recovery hook
– Recovery bar
Buckets:
– Various sizes, dump (6.3 m3/8.2 yd3 to 8.9 m3/11.6 yd3)
– Light materials, dump, uninstalled (10.5 m3/13.7 yd3, 11.6 m3/15.2 yd3)
Bucket lip:
– Modular weld-on
– Bolt-on lips
– Durilock™
Ground Engaging Tools:
– Cutting edge, Cat weld-on
– Cutting edge, bolt-on half arrow
– Cutting edge, shrouds, Durilock
– MAWPS – bucket lip protection
– Heel shrouds
– Wear bars
– Liners
– Overflow guard
Faster fill and evacuation systems:
– Engine, Fast Fill
– Radiator, Fast Fill
– Hydraulic, Fast Fill
– Transmission, Fast Fill
Draw bar attachment, bolt-on
Fire Suppression System:
– Foam, water based
Fluids:
– Arctic coolant
– Arctic fuel
Guard, light and window
Handrails
Lubrication System:
– Automatic
– Centralized
Mine Transfer
Reversible steering
Reflective tape
Ride Control System
Service tools:
– Collet jacking bolts
– Recovery bar
Vandalism protection
Windows
– Dual pane
Wear protection bars:
– Cab/ROPS
– Hydraulic tank
– Radiator

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Hotline: 25321343408

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

Specification	Value
Bucket Capacity	6.3-8.9 m³ (8.2-11.6 yd³)
Dump Bucket - 1	6.3 m³
Dump Bucket - 2	7.2 m³
Dump Bucket - 3	8.3 m³
Dump Bucket - 4	8.9 m³

Specification	Value
Outside Clearance Radius	7.323 mm
Inner Clearance Radius	3.383 mm
Axle Oscillation	8°
Articulation Angle	42.5°

Specification	Value
Tire Size	29.5 × 29

Underground mining load haul dump (lhd) loaders

Cat R2900G

Feature and benefits

Safety

Operator comfort & control

Productivity & performance

Power & efficiency

Buckets and g.e.t.

Reliability & durability

Serviceability

Technology

Sustainability

Technical specification

Engine

Operating Specifications

Weights

Transmission

Hydraulic Cycle Times

Bucket Capacities

Turning Dimensions

Tires

Service Refill Capacities

Standards

Electrical

Operator environment

Power train

Other standard equipment

Tires, Rims, And wheels

Electrical

Operator environment

Technology products

Tires, Rims, And wheels

Power train

Other optional equipment

Download technical specifications

Media gallery

Frequently compared machines

Service Solutions

Warranty & Guarantee

Technology

Financing

Get in touch with our sales team

Speak with our local experts

Get in touch with
our sales team