John Deere 870
The John Deere 870 is a tractor produced by John Deere. It is equipped with a 87.3 ci 1.4 L engine. The listed engine power is Diesel (net): 28 hp / 20.9 kW. Transmission: 9 forward and 3 reverse. Operating weight: 1260 lbs 571 kg.
Engine Power
Diesel (net): 28 hp / 20.9 kW
Fuel & Capacities
8.5 gal
32.2 L
Transmission
9 forward and 3 reverse
Operating Weight
1260 lbs
571 kg
Overview
 | 1989 - 1998
70 Compact SeriesCompact Utility tractorYanmar built
70 Compact Series
Compact Utility tractor
Yanmar built |
|---|
Production | |
|---|---|
Distributor | John Deere |
Manufacturer | Yanmar |
Compact Utility tractor | |
Built in Japan | |
Original price was $14,000 in 1998 | |
John Deere 870 Engine | |
|---|---|
Yanmar 1.4L 3-cyl diesel | |
Engine details ...  |
John Deere 870 Power | |
|---|---|
Engine (net) | 28 hp
20.9 kW |
PTO (claimed) | 25 hp
18.6 kW |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Final drives | planetary |
Differential lock | mechanical rear |
Steering | manual |
Steering | power OptOptional |
Wet disc brakes | |
Two-post ROPS. | |
Capacity | |
|---|---|
Fuel | 8.5 gal
32.2 L |
Hydraulic system | 5.5 gal
20.8 L |
Front axle | 6.9 qts
6.5 L |
Hydraulics | |
|---|---|
Type | open center |
Capacity | 5.5 gal
20.8 L |
Pressure | 2250 psi
155.1 bar |
Rear valves | 2 OptOptional |
Mid valves | 2 OptOptional |
Pump flow | 8.1 gpm
30.7 lpm |
Total flow | 8.1 gpm (manual steering)
30.7 lpm |
12.4 gpm (power steering)
46.9 lpm | |
Steering flow | 4.3 gpm
16.3 lpm |
Tractor hitch | |
|---|---|
Rear Type | I |
Control | position control |
Rear lift (at 24"/610mm) | 1880 lbs
852 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | live *Two-stage clutch |
Rear PTO Type | 540 (1.375) |
Engine RPM | 540@2600 |
Mid PTO | live *Optional. Independent engagement of mid, rear, or both PTO shafts. |
Mid PTO Type | 2100 |
Engine RPM | 2100@2600 |
Dimensions & Tires | |
|---|---|
Wheelbase | 67.5 inches
171 cm |
Weight | 2515 to 2670 pounds |
Front tire | 5.00-15 |
2WD Rear tire | 11.2-24 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 20 |
Battery CCA | 447 |
Battery volts | 12 |
References | |
|---|---|
 | |
Grounds Care & Recreation Products Sales Manual published in 1989, by John Deere | |
Lawn & Grounds Care Sales Manual published in 1997, by John Deere* | |
Commercial & Consumer Equipment Sales Manual published in 1999, by John Deere | |
Golf & Turf Equipment Purchasing Guide published in 1993, by John Deere | |
Golf & Turf Equipment Purchasing Guide published in 1997, by John Deere | |
Golf and Turf Equipment Purchasing Guide published in 1998, by John Deere | |
Compact Tractors Under 40 Horsepower published in 1991, by John Deere | |
Compact Utility Tractors published in 1993, by John Deere | |
John Deere Compact Utility Tractors published in 1995 | |
Compact Utility Tractors Product Information Handbook published in 1991, by John Deere | |
*Publication contains known errors. | |
 | |
Operator's Manual 410 and 420 Loaders (OMC49370) published in 2005 | |
Operator's Manual 410 and 440 Loaders (OMW44193) published in 1997 | |
Operator's Manual 870, 970, and 1070 Compact Utility Tractors (OMM95327) published in 1991 |
Engine
Engine Detail — 87.3 ci / 1.4 L Diesel
Manufacturer | Yanmar 3TN84 |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Displacement | 87.3 ci
1.4 L |
Bore/Stroke | 3.31x3.39 inches
84 x 86 mm |
Power (net) | 28 hp
20.9 kW |
Fuel system | direct injection |
Air cleaner | dry with safety element |
Pre-heating | air intake heater |
Compression | 17.8:1 |
Rated RPM | 2600 |
Operating RPM | 800-2775 |
Starter volts | 12 |
Coolant capacity | 5.5 qts
5.2 L |
Oil capacity | 5.1 qts
4.8 L |
Oil change | 200 h |
Transmission
Transmission options | |
|---|---|
9-speed unsynchronized gear | |
9-speed partially synchronized |
Transmission — 9 forward and 3 reverse unsynchronized gear
Type | unsynchronized gear |
Gears | 9 forward and 3 reverse |
Clutch | 225mm dry two-stage |
Oil capacity | 22 qts
20.8 L |
Three speeds (1-3) plus reverse (R) with three ranges (1-3). The collar shift was the standard transmission. Tractor must be stopped, and clutch used, to shift gears or ranges. | |
With 12.4-28 R1 rear tires. | |
 | |
Transmission — 9 forward and 3 reverse partially synchronized
Type | partially synchronized |
Gears | 9 forward and 3 reverse |
Clutch | 225mm dry two-stage |
Oil capacity | 22 qts
20.8 L |
Three speeds, plus reverse, in three ranges. Speeds may be shifted on the move. Tractor must be stopped to shift ranges. | |
With 12.4-28 R1 rear tires. | |
 | |
Dimensions
John Deere 870 Tires | |
|---|---|
2WD Standard tires (ag) | Front: 5.00-15. Rear: 11.2-24 |
4WD Standard tires (ag) | Front: 7-14. Rear: 12.4-24 |
2WD Optional tires (ag) | Front: 5.00-15. Rear: 12.4-24 |
Lawn/turf front | 25x8.50-14 |
Lawn/turf rear | 355/80D-20 |
Dimensions | |
|---|---|
Wheelbase | 67.5 inches
171 cm |
Length | 123 inches
312 cm |
2WD Width | 53.3 inches*Minimum width.
135 cm |
4WD Width | 58.7 inches*Minimum width.
149 cm |
2WD Weight | 2515 lbs
1140 kg |
4WD Weight | 2670 lbs
1211 kg |
2WD Clearance (front axle) | 11.9 inches
30 cm |
4WD Clearance (front axle) | 12.7 inches
32 cm |
2WD Front tread | 45.9 to 57.9 inches
116 to 147 cm |
4WD Front tread | 39.5 inches
100 cm |
Rear tread | 46.2 to 58 inches
117 to 147 cm |
John Deere 870 Height | |
|---|---|
2WD Hood | 50.4 inches
128 cm |
4WD Hood | 51.2 inches
130 cm |
2WD ROPS | 81.9 inches
208 cm |
4WD ROPS | 82.8 inches
210 cm |
2WD Exhaust | 76 inches
193 cm |
4WD Exhaust | 76.9 inches
195 cm |
Attachments
Attachment overview | |
|---|---|
72.8" mid-mount mower deck | |
Blade | |
John Deere 80 loader | |
John Deere 440 loader | |
Backhoe |
72.8" Mower deck | |
|---|---|
Type | mid-mount John Deere 72 |
3-blade with hydraulic lift | |
Cutting width | 72.8 inches
184 cm |
Weight | 448 lbs
203 kg |
Overall width | 85 inches
215 cm |
Cut height | 1.5 to 8.6 inch
3 to 21 cm |
John Deere 8A Backhoe | |
|---|---|
Backhoe type | John Deere 8A Backhoe |
Weight | 1243 lbs
563 kg |
Transport height | 81 inches
205 cm |
Bucket width | 12 inches
30 cm |
18 inches
45 cm | |
24 inches
60 cm | |
36 inches
91 cm | |
2-Foot flat digging depth | 102 inches
259 cm |
Reach from pivot | 133 inches
337 cm |
Loading height | 82 inches
208 cm |
Bucket Rotation | 180° |
Swing Arc | 180° |
Bucket force | 2992 lbs
1357 kg |
Dipperstick force | 1995 lbs
904 kg |
John Deere 8B Backhoe | |
|---|---|
Backhoe type | John Deere 8B Backhoe |
Weight | 1260 lbs
571 kg |
Transport height | 81 inches
205 cm |
Bucket width | 12 inches
30 cm |
18 inches
45 cm | |
24 inches
60 cm | |
36 inches
91 cm | |
2-Foot flat digging depth | 102 inches
259 cm |
Reach from pivot | 133 inches
337 cm |
Loading height | 82 inches
208 cm |
Bucket Rotation | 180° |
Swing Arc | 180° |
Bucket force | 3389 lbs
1537 kg |
Dipperstick force | 2213 lbs
1003 kg |
Recommended Implements & Sizing Guide
Engineering recommendations for John Deere 870 based on its 28 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 1 to 2 Bottom (12")1 - 2 铧 (30 cm) | Light Duty | Ideal for garden plots and light sandy soil. |
Rotary Cutter / MowerMowing & Clearing | 5 ft (60 in)1.5 m | Medium Duty | Pasture maintenance and weeds up to 1.5" diameter. |
Rotary TillerSeedbed Prep | 54 to 60 in135 - 150 cm | Medium Duty | Thorough seedbed preparation in orchards and vegetable plots. |
Disc HarrowSecondary Tillage | 5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片) | Light Duty | Small acreage soil break-up and secondary aeration. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for John Deere 870.
Estimated Continuous Field Runtime: 5.8 hrs
Approximately 5.8 hours of continuous field operation at ~75% rated power on a full tank (8.5 gal / 32.2 L).
Estimated 75% Load Fuel Burn~1.5 gal/hr (5.5 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
John Deere 870 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for John Deere 870.
Converted Equivalents:
Horsepower (HP)28 hp
Kilowatts (kW)20.9 kW
Metric Horsepower (PS / CV)28.4 PS
Direct Competitor Comparison
Compare John Deere 870 against same-era industry alternatives in the same horsepower class.
Current Model
John Deere
John Deere 870
Engine Power:Diesel (net): 28 hp / 20.9 kW
★ Baseline Reference
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