John Deere 670

Last Updated: June 2024

Overview

The John Deere 670 is a 2WD or 4WD compact utility tractor from the 70 Compact series. Manufactured by Yanmar in Japan for distributor John Deere, it was available from 1989 to 1997. The tractor is powered by a Yanmar 3TNA72 three-cylinder diesel engine with a displacement of 53.6 ci and outputs 18.5 horsepower at 2850 RPM. It uses an unsynchronized gear transmission with 8 forward and 2 reverse gears. Manual steering comes standard with an option for power steering. It features a two-post ROPS for operator safety and is compatible with both Ag and optional Lawn/Turf tires. This model has a Category 1 three-point hitch with a lift capacity of 794 lbs, a 540 RPM rear PTO, and a 2100 RPM mid PTO. The operating weight ranges from 1728 pounds for the 2WD version to 1860 pounds for the 4WD variant.

Key Specifications

Category: Utility

Power Output: 18.5

Transmission: Unsynchronized Gear

Operating Weight: 1728 (2WD), 1860 (4WD)

Fuel Type: Diesel

Lift Capacity: 794 lbs

John Deere 670 vs. Similar Tractors

Power Output

Poor

Greater than 7% of similar tractors.

Hitch Capacity

Below Average

Greater than 17% of similar tractors.

Operating Weight

Average

Greater than 69% of similar tractors.

Technical Specifications

Engine

Manufacturer: Yanmar
Model: 3TNA72
Cooling Type: Liquid-Cooled
Cylinder Orientation: Inline
Valve Configuration: -
Fuel Type: Diesel
Induction Type: Natural Aspiration
Cylinders: 3
Displacement (ci): 53.6
Bore (in): 2.83
Stroke (in): 2.83
Rated RPM: 2850
Power Output (hp): 18.5

Transmission

Type: Unsynchronized Gear
Forward Gears: 8
Reverse Gears: 2
Total Gears: -

Dimensions

Length (in): 108.7
Width (in): 42.5
Height (in): 76.4
Operating Weight (lb): 1728 (2WD), 1860 (4WD)

Power Take-Off (PTO)

PTO Type: Transmission or Live (Optional)
PTO Speed 1 (rpm): 540
PTO Speed 2 (rpm): 2100 (Mid PTO)
PTO Speed 3 (rpm): -

Miscellaneous

Chassis: 4x2 2WD or 4x4 MFWD 4WD
Drive Type: -
Steering Type: Manual or Power (optional)
Coolant Capacity (qts): 4
Front Tire Diameter (in): 12 (2WD), Unknown (4WD)
Front Tire Width (in): -
Rear Tire Diameter (in): 16
Rear Tire Width (in): -
Front/Rear Rim Diameter (in): -
Tire Type: Ag, Lawn/Turf optional
Manufacture - End Year: 1997
Hitch Type: Category 1
Hitch Category: I
Hitch Position: -
Hitch Capacity (lb): 794 lbs
Operator Station Type: Two-post ROPS
Starter Type: Electric
Brake Type: -
Hydraulic System Type: Open Center