Fahr D135
The Fahr D135 is a tractor produced by Fahr. It is equipped with a 79.6 ci 1.3 L engine. The listed engine power is Diesel (listed): 18 hp / 13.4 kW. Transmission: Fahr F5A.
Engine Power
Diesel (listed): 18 hp / 13.4 kW
Fuel & Capacities
Diesel
Transmission
Fahr F5A
Overview
 | 1958 - 1959 |
|---|
Production | |
|---|---|
Manufacturer | Fahr |
Total built | 443 |
Variants | |
|---|---|
D135 | standard |
D135H | high-wheel |
Fahr D135 Engine | |
|---|---|
Guldner 1.3L 2-cyl diesel | |
Engine details ...  |
Fahr D135 Transmission | |
|---|---|
10-speed gear | |
Transmission details ...  |
Fahr D135 Power | |
|---|---|
Engine | 18 hp
13.4 kW |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Open operator station. |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 |
Dimensions & Tires | |
|---|---|
Wheelbase | 66.5 inches
168 cm |
Full dimensions and tires ...  | |
Engine
Engine Detail — 79.6 ci / 1.3 L Diesel
Manufacturer | Guldner 2DNSF |
Fuel Type | Diesel |
Configuration | 2-cylinder, liquid-cooled |
Displacement | 79.6 ci
1.3 L |
Bore/Stroke | 3.35x4.53 inches
85 x 115 mm |
Power | 18 hp
13.4 kW |
Transmission
Transmission — Fahr F5A
Transmission | Fahr F5A |
Type | gear |
Gears | 10 forward and 2 reverse |
Dimensions
Fahr D135 Tires |
|---|
Dimensions | |
|---|---|
Wheelbase | 66.5 inches
168 cm |
Length | 104.7 inches
265 cm |
Width | 57.5 inches
146 cm |
Height | 51.4 inches
130 cm |
Recommended Implements & Sizing Guide
Engineering recommendations for Fahr D135 based on its 18 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 | 4 ft (48 in)1.2 m | Light Duty | Pasture clipping and light brush under 1" diameter. |
Rotary TillerSeedbed Prep | 42 to 48 in105 - 120 cm | Light Duty | Covers compact tractor tire width. |
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 D135.
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 D135 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Fahr D135.
Converted Equivalents:
Horsepower (HP)18 hp
Kilowatts (kW)13.4 kW
Metric Horsepower (PS / CV)18.2 PS
Direct Competitor Comparison
Compare Fahr D135 against same-era industry alternatives in the same horsepower class.
Current Model
Fahr
Fahr D135
Engine Power:Diesel (listed): 18 hp / 13.4 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester Type A 15HP
Engine Power:16.7
Production Years:1908 - 1911
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