Yanmar AF890
The Yanmar AF890 is a tractor produced by Yanmar. It is equipped with a 269.2 ci 4.4 L engine. The listed engine power is Diesel (listed): 90 hp / 67.1 kW. Transmission: 18 forward and reverse. Operating weight: 7496 lbs 3400 kg.
Engine Power
Diesel (listed): 90 hp / 67.1 kW
Fuel & Capacities
31.7 gal
120.0 L
Transmission
18 forward and reverse
Operating Weight
7496 lbs
3400 kg
Overview
 | 2001 - 2005
AF800 Series |
|---|
Production | |
|---|---|
Manufacturer | Yanmar |
Yanmar AF890 Engine | |
|---|---|
Yanmar 4.4L 4-cyl diesel | |
Fuel tank | 31.7 gal
120.0 L |
Engine details ...  | |
Yanmar AF890 Transmission | |
|---|---|
18-speed power shuttle | |
Transmission details ...  |
Yanmar AF890 Power | |
|---|---|
Engine | 90 hp
67.1 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Power steering | |
Hydraulic wet disc brakes | |
Cab standard with air-conditioning. |
Tractor hitch | |
|---|---|
Rear Type | II/I |
Control | position and draft control |
Rear lift | 7495 lbs
3399 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Clutch | hydraulic wet disc |
Rear PTO Type | 561/760/986 |
Dimensions & Tires | |
|---|---|
Wheelbase | 90.6 inches
230 cm |
Weight | 7496 lbs
3400 kg |
Front tire | 9.5-24 |
Rear tire | 13.6-38 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Battery volts | 12 |
Engine
Engine Detail — 269.2 ci / 4.4 L Diesel
Manufacturer | Yanmar 4TNV106T |
Fuel Type | Diesel |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 269.2 ci
4.4 L |
Power | 90 hp
67.1 kW |
Fuel system | direct injection |
Rated RPM | 2400 |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission — 18 forward and reverse power shuttle
Type | power shuttle |
Gears | 18 forward and reverse |
Clutch | hydraulic wet disc |
Dimensions
Yanmar AF890 Tires | |
|---|---|
Standard tires (ag) | Front: 9.5-24. Rear: 13.6-38 |
Dimensions | |
|---|---|
Wheelbase | 90.6 inches
230 cm |
Length | 158.3 inches
402 cm |
Width | 71.3 inches
181 cm |
Height | 106.7 inches
271 cm |
Weight | 7496 lbs
3400 kg |
Front tread | 48 to 73.2 inches
121 to 185 cm |
Rear tread | 48 to 71.7 inches
121 to 182 cm |
Photos
Yanmar AF890 tractor photo
Recommended Implements & Sizing Guide
Engineering recommendations for Yanmar AF890 based on its 90 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 4 to 5 Bottom (16-18")4 - 5 铧 (40-45 cm) | Heavy Duty | Heavy primary tillage; semi-mounted hitch recommended. |
Rotary Cutter / MowerMowing & Clearing | 7 to 8 ft (84-96 in)2.1 - 2.4 m | Heavy Duty | Heavy-duty twin spindle cutter for overgrown acreage. |
Rotary TillerSeedbed Prep | 78 to 84 in200 - 215 cm | Heavy Duty | Heavy commercial tiller with multi-speed gearbox. |
Disc HarrowSecondary Tillage | 10 to 14 ft Tandem / Offset3.0 - 4.2 m 重型交错耙 | Heavy Duty | Aggressive residue cutting in corn/cotton stubble. |
Hay BalerHay & Forage | 4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机 | Heavy Duty | Silage and dry hay; 540 RPM PTO with slip-clutch. |
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 Yanmar AF890.
Estimated Continuous Field Runtime: 6.8 hrs
Approximately 6.8 hours of continuous field operation at ~75% rated power on a full tank (31.7 gal / 120 L).
Estimated 75% Load Fuel Burn~4.7 gal/hr (17.7 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
Yanmar AF890 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Yanmar AF890.
Converted Equivalents:
Horsepower (HP)90 hp
Kilowatts (kW)67.1 kW
Metric Horsepower (PS / CV)91.2 PS
Direct Competitor Comparison
Compare Yanmar AF890 against same-era industry alternatives in the same horsepower class.
Current Model
Yanmar
Yanmar AF890
Engine Power:Diesel (listed): 90 hp / 67.1 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester 884
Engine Power:81
Production Years:1979 - 1984
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