Fahr D25
The Fahr D25 is a tractor produced by Fahr. It is equipped with a 134.3 ci 2.2 L engine. The listed engine power is Diesel (listed): 25 hp / 18.6 kW. Transmission: ZF A15. Operating weight: 4050 lbs 1837 kg.
Engine Power
Diesel (listed): 25 hp / 18.6 kW
Fuel & Capacities
Diesel
Transmission
ZF A15
Operating Weight
4050 lbs
1837 kg
Overview
 | 1951 - 1953 |
|---|
Production | |
|---|---|
Manufacturer | Fahr |
Total built | 1748 |
Variants | |
|---|---|
D25 | regular |
D25H | high-wheel |
Fahr D25 Engine | |
|---|---|
Deutz 2.2L 2-cyl diesel | |
Engine details ...  |
Fahr D25 Transmission | |
|---|---|
5-speed gear | |
Transmission details ...  |
Fahr D25 Power | |
|---|---|
Engine | 25 hp
18.6 kW |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Open operator station. |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 |
Dimensions & Tires | |
|---|---|
Wheelbase | 70.3 inches
178 cm |
Weight | 4050 lbs
1837 kg |
Full dimensions and tires ...  | |
Engine
Engine Detail — 134.3 ci / 2.2 L Diesel
Manufacturer | Deutz F2M414 |
Fuel Type | Diesel |
Configuration | 2-cylinder, liquid-cooled |
Displacement | 134.3 ci
2.2 L |
Bore/Stroke | 3.937x5.512 inches
100 x 140 mm |
Power | 25 hp
18.6 kW |
Rated RPM | 1550 |
Transmission
Transmission — ZF A15
Transmission | ZF A15 |
Type | gear |
Gears | 5 forward and 1 reverse |
Dimensions
Fahr D25 Tires |
|---|
Dimensions | |
|---|---|
Wheelbase | 70.3 inches
178 cm |
Length | 112.6 inches
286 cm |
Width | 60.6 inches
153 cm |
Height | 72 inches
182 cm |
Weight | 4050 lbs
1837 kg |
Recommended Implements & Sizing Guide
Engineering recommendations for Fahr D25 based on its 25 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 Fahr D25.
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
Fahr D25 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Fahr D25.
Converted Equivalents:
Horsepower (HP)25 hp
Kilowatts (kW)18.6 kW
Metric Horsepower (PS / CV)25.3 PS
Direct Competitor Comparison
Compare Fahr D25 against same-era industry alternatives in the same horsepower class.
Current Model
Fahr
Fahr D25
Engine Power:Diesel (listed): 25 hp / 18.6 kW
★ Baseline Reference
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