John Deere
John Deere 670
The John Deere 670 is a compact utility tractor built by Yanmar and distributed by John Deere from 1989 to 1997. It belongs to the 70 Compact Series and was built in Japan. It features a 0.9L 3-cylinder liquid-cooled diesel engine producing 19.3 hp gross and 18.5 hp net, with an 8-speed unsynchronized gear transmission. The tractor offers two- or four-wheel drive options, mechanical rear differential lock, and optional power steering. It has a fuel capacity of 6.3 gallons and a hydraulic system capacity of 4 gallons. The 670 supports various attachments including a 60" mid-mount mower deck, front blade, front-end loader, and backhoe. It has a wheelbase of 56.1 inches and weighs between 1730 and 1860 pounds. The tractor is equipped with a rear PTO (540 rpm) and optional live PTO, as well as an optional mid PTO. Electrical system features a 12-volt battery with 420 CCA and a 20 amp alternator.
Power19 hp
Founded1989 - 1997
Model670
Technical Specifications
Detailed specifications and technical data for John Deere 670
Power
| Engine (net) | 18.5 hp (13.8 kW) |
|---|---|
| PTO (claimed) | 16 hp (11.9 kW) |
| Engine (gross) | 19.3 hp (14.4 kW) |
Engine
| Type | diesel |
|---|---|
| Model | Yanmar 3TNA72 |
| Cooling | liquid-cooled |
| Cylinders | 3-cylinder |
| Rated RPM | 2850 |
| Air cleaner | dry element |
| Bore/Stroke | 2.83x2.83 inches (72 x 72 mm) |
| Compression | 22.3:1 |
| Fuel system | indirect injection |
| Power (net) | 18.5 hp (13.8 kW) |
| Pre-heating | glow plugs |
| Displacement | 53.6 ci (0.9 L) |
| Oil capacity | 2.7 qts (2.6 L) |
| Power (gross) | 19.3 hp (14.4 kW) |
| Starter volts | 12 |
| Coolant capacity | 4 qts (3.8 L) |
Capacity
| Fuel | 6.3 gal (23.8 L) |
|---|---|
| Front axle | 3.2 qts (3.0 L) |
| Hydraulic system | 4 gal (15.1 L) |
Electrical
| Ground | negative |
|---|---|
| Battery CCA | 420 |
| Battery volts | 12 |
| Charging amps | 20 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Capacity | 4 gal (15.1 L) |
| Pressure | 2050 psi (141.3 bar) |
| Pump flow | 5.5 gpm (20.8 lpm) |
| Mid valves | 2 (Optional) |
| Total flow | 5.5 gpm (manual steering) (20.8 lpm), 9.8 gpm (power steering) (37.1 lpm) |
| Rear valves | 2 (Optional) |
| Steering flow | 4.3 gpm (16.3 lpm) |
Mechanical
| ROPS | Two-post ROPS |
|---|---|
| Drive | Two- or four-wheel drive |
| Brakes | Dry shoe brakes |
| Steering | manual, power (Optional) |
| Final drives | spur gear |
| Differential lock | mechanical rear |
Production
| Type | Compact Utility tractor |
|---|---|
| Built in | Japan |
| Distributor | John Deere |
| Manufacturer | Yanmar |
| Original price | $11,800 (1997 2WD), $13,550 (1997 4WD) |
Attachments
| Overview | 60" mid-mount mower deck, blade, front-end loader, backhoe |
|---|---|
| 54" Blade | Cut4.25 inches (10 cm) Lift9.25 inches (23 cm) ModelJohn Deere 380A Mountfront-mount Width54 inches (137 cm) Height18 inches (45 cm) Weight455 lbs (206 kg) Featureshydraulic-lift, hydraulic-angle |
| 60 Loader | Dump angle45° Bucket widths48 inches (121 cm), 54 inches (137 cm), 60 inches (152 cm) Breakout force900 lbs (408 kg) Reach (dumped)27.5 inches (69 cm) Reach (ground)49 inches (124 cm) Bucket breakout1495 lbs (678 kg) Height (at pin)69 inches (175 cm) Clearance (level)64.5 inches (163 cm) Clearance (dumped)53.5 inches (135 cm) Rollback (ground line)22° Lift capacity (full at pin)655 lbs (297 kg) |
| 60" Mower deck | Typemid-mount John Deere 160 Blades3-blade Weight345 lbs (156 kg) Cut height1.0 to 8.75 inch (2 to 22 cm) Cutting width60 inches (152 cm) Overall width72.5 inches (184 cm) |
| John Deere 7 Backhoe | TypeJohn Deere 7 Backhoe Weight787 lbs (356 kg) Swing Arc180° Bucket force1095 lbs (496 kg) Bucket widths9 inches (22 cm), 13 inches (33 cm), 16 inches (40 cm), 19 inches (48 cm) Loading height70 inches (177 cm) Bucket Rotation180° Reach from pivot114 inches (289 cm) Transport height69 inches (175 cm) Dipperstick force1945 lbs (882 kg) 2-Foot flat digging depth90 inches (228 cm) |
Transmission
| Type | unsynchronized gear |
|---|---|
| Gears | 8 forward and 2 reverse |
| Clutch | 215mm dry disc |
| Description | Four gears, plus reverse, in two ranges. |
| Oil capacity | 16 qts (15.1 L) |
Tractor hitch
| Control | position control |
|---|---|
| Rear Type | I |
| Rear lift (at 24"/610mm) | 790 lbs (358 kg) |
Serial Numbers
| 1989 | 1001 |
|---|---|
| 1990 | 010001 |
| 1991 | 104013 |
| 1992 | 114751 |
| 1993 | 120001 |
| 1994 | 130001 |
| 1995 | 140001 |
| 1996 | 150001 |
| 1997 | 160001 |
Dimensions & Tires
| Weight | 1730 to 1860 pounds |
|---|---|
| Wheelbase | 56.1 inches (142 cm) |
| Front tire | 5.00-12 |
| 2WD Rear tire | 9.5-16 |
Power Take-off (PTO)
| Mid PTO | live (Optional) |
|---|---|
| Live PTO | Optional |
| Rear PTO | transmission |
| Mid PTO Type | 2100 |
| Rear PTO Type | 540 |
| Engine RPM (Mid PTO) | 2100@2600 |
| Engine RPM (Rear PTO) | 540@2600 |
Serial Number Location
| Description | Serial number plate on the rear of the tractor, below the PTO. |
|---|
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