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Harrington
(302) 398-3729
325 Walt Messick Road
Harrington, Delaware 19952
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John Deere 304 G-Tier

New Products / John Deere / John Deere Products / Construction Equipment / Wheel Loaders / 304 G-Tier

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Features

Spacious and Ergonomically Friendly Cab to Enjoy All Day Comfort

View of a G-Tier loader cab upon entering: black and gray dash, implements, and operator station

Designed with operator comfort in mind, this loader features a spacious ergonomic cab with improved air conditioning and adjustable controls. The cab's design maximizes visibility and includes ample storage, making it easier for operators to work efficiently and comfortably.

Compact Size to Excel on Any Site

Rear right view of a184 G-Tier compact wheel loader being driven by an operator past potted trees

Deere compact wheel loaders are known for their abilities to fit into tight working spaces. The G-Tier lineup provides owners and operators a rugged and reliable yet economical solution that doesn't sacrifice on quality or Deere and dealer support that they've come to expect.

Increase Your Machine's Versatility with a Wide Array of Attachments

Front left view of a 184 G-Tier compact wheel loader being driven by an operator picking up brush

With over 100 attachments offered in the John Deere attachment portfolio, you can make the most out of your compact loader by equipping it with many popular attachments.

Specifications

Powertrain

Axles FrontRigid mount front axles with 10 degree frame oscillation
Axles RearRigid mount rear axles with 10 degree frame oscillation
Differentials FrontLocking front differentials
Differentials RearLocking rear differentials
Maximum Rise And Fall, Single Wheel254 mm
Maximum Rise And Fall, Single Wheel10 in.
Steering TypeHydraulic power steering (SAE J1511)
Degree Of Articulation Left And Right40 degree (angle)
Articulation Arc80 degree (angle)
Steering Wheel Number Of Turns Left Stop To Stop3.5
Steering Wheel Turns Right Stop to Stop4.5
Final Drive TypeHeavy-duty outboard planetary
Service Brakes (SAE J1473, ISO3450)Hydraulically actuated, self-adjusting internal wet-disk brake and driveline drum brake
Parking Brake (SAE J1473, ISO3450)Automatically spring applied, hydraulically released, internal wet disk

Wheels And Tires

Tread Width: 405/70R20 Mitas EM-01 Tires on Single-Piece Rims1500 mm
Tread Width: 405/70R20 Mitas EM-01 Tires on Single-Piece Rims59.05 in.
Width Over Tires: 405/70R20 Mitas EM-01 Tires on Single-Piece Rims1960 mm
Width Over Tires: 405/70R20 Mitas EM-01 Tires on Single-Piece Rims77.17 in.
Tread Width: 400/70R20 Michelin XMCL Tires on Single-Piece Rims1500 mm
Tread Width: 400/70R20 Michelin XMCL Tires on Single-Piece Rims59.05 in.
Width Over Tires: 400/70R20 Michelin XMCL Tires on Single-Piece Rims1960 mm
Width Over Tires: 400/70R20 Michelin XMCL Tires on Single-Piece Rims77.17 in.
Change in Vertical Height: 400/70R20 Michelin XMCL Tires on Single-Piece Rims-6.1 mm
Change in Vertical Height: 400/70R20 Michelin XMCL Tires on Single-Piece Rims-0.24 in.
Tread Width: 405/70R18 Firestone Duraforce Tires on Single-Piece Rims1500 mm
Tread Width: 405/70R18 Firestone Duraforce Tires on Single-Piece Rims59.05 in.
Width Over Tires: 405/70R18 Firestone Duraforce Tires on Single-Piece Rims1960 mm
Width Over Tires: 405/70R18 Firestone Duraforce Tires on Single-Piece Rims77.17 in.
Change in Vertical Height: 405/70R18 Firestone Duraforce Tires on Single-Piece Rims-26.9 mm
Change in Vertical Height: 405/70R18 Firestone Duraforce Tires on Single-Piece Rims-1.06 in.
Tread Width 400/70R20 Nokian Hakkapeliitta TRI Tires on Single-Piece Rims1500 mm
Tread Width 400/70R20 Nokian Hakkapeliitta TRI Tires on Single-Piece Rims59.05 in.
Width Over Tires 400/70R20 Nokian Hakkapeliitta TRI Tires on Single-Piece Rims1960 mm
Width Over Tires 400/70R20 Nokian Hakkapeliitta TRI Tires on Single-Piece Rims76.77 in.
Change in Vertical Height 400/70R20 Nokian Hakkapeliitta TRI Tires on Single-Piece Rims-2 mm
Change in Vertical Height 400/70R20 Nokian Hakkapeliitta TRI Tires on Single-Piece Rims-0.08 in.

Hydraulics

Main Pump (Loader and Steering)Fixed-displacement gear pump; open-center system
Max Rated Flow at 1,000 psi21.13 gpm
Max Rated Flow At 6895 kPa80 L/min
Maximum Pressure at Couplings3335.87 psi
Maximum Pressure at Couplings23000 kPa
System Relief Pressure (Loader)3335.87 psi
System Relief Pressure (Loader)23000 kPa
System Relief Pressure (Steering)2611 psi
System Relief Pressure (Steering)18002 kPa
Hydraulic Raise Cycle Time6.2 seconds
Hydraulic Dump Cycle Time1.9 seconds
Hydraulic Lower (Power Down) Cycle Time4.6 seconds
Total Cycle Time12.70 seconds
Controls TypeThree-function valve with single-lever control for boom and bucket, with hydraulic lockout feature; joystick mounted push button electrohydraulic control for auxiliary hydraulics, with hydraulic lockout feature

Engine

Engine ManufacturerYanmar
Engine Model4TN86CHT-M high power
Non-Road Emission StandardsEPA Final Tier 4 and EU Stage V
Cylinders4
Valves Per Cylinder4
Displacement127.6 cu in.
Displacement2.1 L
Net Peak Power At 2,200 Rpm (SAE J1349 /ISO 9249)71.61 hp
Net Peak Power At 2,200 Rpm (SAE J1349 /ISO 9249)53.4 kW
Gross Rated Power At 2,200 Rpm (ISO 14396)74.29 hp
Gross Rated Power At 2,200 Rpm (ISO 14396)55.4 kW
Peak Torque At 1,690 Rpm (SAE J1349 /ISO 9249)371.54 hp
Peak Torque At 1,690 Rpm (SAE J1349 /ISO 9249)277 kW
Engine Bore And Stroke3.39 x 3.54 in.
Engine Bore And Stroke86 x 89.9 mmByMm
LubricationPressure system with full-flow spin-on filter
AspirationTurbocharged
Air CleanerDual safety element dry type

Monitor

Alternator, Low VoltageIndicator light
Direction Indicator, Forward And ReverseIndicator light, audible warning
Engine Air Filter RestrictionIndicator light, audible warning
Engine Coolant TemperatureIndicator light, audible warning
Engine Oil PressureIndicator light, audible warning
Engine PreheatIndicator light
Engine rpmIndicator light, digital
Fuel LevelIndicator light, gauge
Exhaust FilterIndicator light
High Speed IndicatorIndicator light
HourmeterDigital
Hydraulic Oil TemperatureIndicator light
Lights, High BeamIndicator light
Low Speed IndicatorIndicator light
Park Brake EngagedIndicator light
Pilot DisableIndicator light
SpeedometerDigital
Stop IndicatorIndicator light, audible warning
Turn Signals And FlashersIndicator light

Serviceability

Lube BankRemote lube bank for easy reach and maintenance
Fueling LevelGround
Loader Boom Service Lock AvailableYes
Diagnostic Monitoring LocationIn-cab
Quick-Coupler Diagnostic PortsPriority pressure, hydraulic pump pressure, control valve pressure and hydrostatic pressure
Engine Oil Change Interval (Hours)500 hr
Hydraulic Oil Change Interval (Hours)3000 hr
Engine Oil Filter Service Hours500 hr
Fuel Filter Service Hours500 hr
Secondary Fuel Filter Service Hours500 hr
Hydraulic Filter Service Hours1000 hr
Available Sight GaugesHydraulic reservoir; see-through coolant reservoir
Cooling System (Engine and Radiator) Refill Capacity10 L
Cooling System (Engine and Radiator) Refill Capacity10.57 qt
Differential and Planetary Front Axle Refill Capacity6.7 L
Differential and Planetary Front Axle Refill Capacity7.08 qt
Differential and Planetary Rear Axle Refill Capacity6.7 L
Differential and Planetary Rear Axle Refill Capacity7.08 qt
Engine Oil with Filter Refill Capacity7.4 L
Engine Oil with Filter Refill Capacity7.82 qt
Fuel Tank Refill Capacity62 L
Fuel Tank Refill Capacity16.38 gal.
Hydraulic/hydrostatic Reservoir with Filter Refill Capacity45 L
Hydraulic/hydrostatic Reservoir with Filter Refill Capacity11.89 gal.
Hydrostatic Motor Gearbox Refill Capacity1 L
Hydrostatic Motor Gearbox Refill Capacity1.06 qt

Operating Weights Measured with Standard Equipment, 365/70R18 Tires, Standard Counterweight, Cab, 79-kg (175-lb) Operator, and Full Fuel Tank

Enclosed Cab Loader with Quik-Tatch™ Quick-Coupler and 1-cu yd Stockpiling/GP Bucket with Bolt-On Edge13051.35 lb.
Enclosed Cab Loader with Quik-Tatch™ Quick-Coupler and 1.4-cu yd Stockpiling/GP Bucket with Bolt-On Edge13293.86 lb.
Enclosed Cab Loader with Quik-Tatch™ Quick-Coupler and Fork5870 kg
Enclosed Cab Loader with Quik-Tatch™ Quick-Coupler and Fork12941.12 lb.
Enclosed Cab Loader with Hook/Euro Quick-Coupler and 1.0-cu yd Stockpiling/GP Bucket with Bolt-On Edge12610.43 lb.
Enclosed Cab Loader with Hook/Euro Quick-Coupler and 1.4-cu yd Stockpiling/GP Bucket with Bolt-On Edge12874.98 lb.
Enclosed Cab Loader with Hook/Euro Quick-Coupler and 2.1-cu yd Stockpiling/GP Bucket with Bolt-On Edge13007.26 lb.
Enclosed Cab Loader with Hook/Euro Quick-Coupler and Fork5610 kg
Enclosed Cab Loader with Hook/Euro Quick-Coupler and Fork12367.92 lb.
Open ROPS with Quik-Tatch™ Quick-Coupler and 1.0-cu yd Stockpiling/GP Bucket with Bolt-On Edge12941.12 lb.
Open ROPS with Quik-Tatch™ Quick-Coupler and 1.4-cu yd Stockpiling/GP Bucket with Bolt-On Edge13183.63 lb.
Open ROPS with Quik-Tatch™ Quick-Coupler and 1.6-cu yd Stockpiling/GP Bucket with Bolt-On Edge13360 lb.
Optional Quik-Tatch Coupler Fork and Tines 48 in.722.89 lb.
Open ROPS with Hook/Euro Quick-Coupler and 1.0-cu yd Stockpiling/GP Bucket with Bolt-On Edge12500.2 lb.
Open ROPS with Hook/Euro Quick-Coupler and 1.4-cu yd Stockpiling/GP Bucket with Bolt-On Edge12764.75 lb.
Open ROPS with Hook/Euro Quick-Coupler and Fork5560 kg
Open ROPS with Hook/Euro Quick-Coupler and Fork12257.69 lb.

Cylinders

Cylinders TypeHeat treated, chrome-plated, polished cylinder rods, hardened steel (replaceable bushings) pivot pins

Electrical And Lighting

System TypeElectrical load center with blade-type multi-fused circuits
Voltage12 V
Number Of Batteries1
Battery Capacity830 CCA
Alternator Rating80 amp
Lights (SAE 99)Driving and front working lights (two), turn signals, flashers, stop and tail lights

Cooling

FanDirect driven
Engine Coolant Rating-34 °F
Engine Coolant Rating-36.7 ℃

Operator Station and Controls

Noise Level For Operator (ISO 6396)70 dba
Noise Level for Bystander (ISO 6395)101 dba