John Deere 7R 310

Last Updated: July 2024

Overview

The John Deere 7R 310 is a high-horsepower row-crop tractor with a 4x4 MFWD 4WD chassis and power steering. It is powered by a turbocharged, liquid-cooled, 6-cylinder diesel engine with a displacement of 548 cubic inches, producing 310 horsepower. The tractor features a selective gear fixed ratio transmission with power shift and varying speeds. It is equipped with 480/80R50 rear tires and 420/85R34 front tires. The wheelbase is 115.2 inches. The tractor has a Category III/IIIN hitch with specific dimensions provided. It has a 12V electrical system and is Tier 4 emissions compliant, utilizing DEF (Diesel Exhaust Fluid). Independent testing revealed detailed performance metrics, including drawbar power, hydraulic performance, PTO power, fuel and DEF consumption rates, and sound levels.

Key Specifications

Category: Row Crop

Power Output: 310

Drive Type: 4WD

Fuel Type: Diesel

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John Deere 7R 310 Tractor

John Deere 7R 310 vs. Similar Tractors

Power Output

Above Average

Greater than 88% of similar tractors.

Technical Specifications

Engine

Manufacturer: John Deere
Model: -
Cooling Type: Liquid-cooled
Cylinder Orientation: -
Valve Configuration: -
Fuel Type: Diesel
Induction Type: Turbocharged
Cylinders: 6
Displacement (ci): 548
Bore (in): 4.661
Stroke (in): 5.354
Rated RPM: -
Power Output (hp): 310

Transmission

Type: -
Forward Gears: -
Reverse Gears: -
Total Gears: -

Dimensions

Length (in): 218
Width (in): -
Height (in): -
Operating Weight (lb): -

Power Take-Off (PTO)

PTO Type: -
PTO Speed 1 (rpm): -
PTO Speed 2 (rpm): -
PTO Speed 3 (rpm): -

Miscellaneous

Chassis: 4x4 MFWD 4WD
Drive Type: 4WD
Steering Type: Power
Coolant Capacity (qts): -
Front Tire Diameter (in): -
Front Tire Width (in): -
Rear Tire Diameter (in): -
Rear Tire Width (in): -
Front/Rear Rim Diameter (in): -
Tire Type: Rear Tires: 480/80R50; Front Tires: 420/85R34
Manufacture - End Year: -
Hitch Type: Category III/IIIN
Hitch Category: Category 3
Hitch Position: -
Hitch Capacity (lb): -
Operator Station Type: -
Starter Type: Electric (12V)
Brake Type: -
Hydraulic System Type: Closed-center pressure flow compensated

Test Results

Nebraska Tractor Test Laboratory - Test Date: September 11-25, 2020

Maximum Power and Fuel Consumption

Rated Engine Speed: 273.97 HP (204.30 kW) at 2100 rpm
Fuel Consumption at Rated Speed: 14.33 Gal/hr (54.25 l/h) with a fuel efficiency of 0.365 lb/hp.hr (0.222 kg/kW.h)
DEF Consumption at Rated Speed: 0.75 Gal/hr (2.82 l/h)
Maximum Power: 307.68 HP (229.44 kW) at 1751 rpm

Drawbar Performance

Power at Rated Engine Speed (11th Gear): 246.09 HP (183.51 kW) with a drawbar pull of 15436 lbs (68.66 kN) at a speed of 5.98 mph (9.62 km/h)
Fuel Efficiency at Rated Speed: 0.406 lb/hp.hr (0.247 kg/kW.h)
Maximum Power in 7th Gear: 211.82 HP (157.95 kW) with a drawbar pull of 25028 lbs (111.33 kN) at a speed of 3.18 mph (5.11 km/h)

Torque and Engine Performance

Maximum Torque: 1007 lb.-ft. (1366 Nm) at 1551 rpm
Torque Rise: 47.0% at 1681 rpm

Hydraulic Performance

Maximum Force Exerted: 18302 lbs (81.4 kN) with 85 cc pump
Pump Delivery Rate at Maximum Pressure: 57.5 GPM (217.6 l/min) at 2571 psi (177 bar)
Hydraulic Power: 86.2 HP (64.3 kW)

NTTL.(2021). Nebraska OECD tractor test 2220 for John Deere 7R 310 e23 Diesel.Lincoln, NE:Nebraska Tractor Test Laboratory. Retrieved from http://tractortestlab.unl.edu