Deutz-Fahr DX 6.50
The Deutz-Fahr DX 6.50 is a tractor produced by Deutz Fahr. It is equipped with a 373.9 ci 6.1 L engine. The listed engine power is Diesel (listed): 137 hp / 102.2 kW. Transmission: Powermatic TW 911. Operating weight: 11243 to 12081 pounds.
Engine Power
Diesel (listed): 137 hp / 102.2 kW
Fuel & Capacities
40 gal
151.4 L
Transmission
Powermatic TW 911
Operating Weight
11243 to 12081 pounds
Overview
 | 1983 - 1990
DX6 SeriesRow-Crop tractor
DX6 Series
Row-Crop tractor |
|---|
Production | |
|---|---|
Manufacturer | Deutz-Fahr |
Row-Crop tractor | |
Deutz-Fahr DX 6.50 Engine | |
|---|---|
Deutz 6.1L 6-cyl diesel | |
Fuel tank | 40 gal
151.4 L |
66 gal*With optional tank.
249.8 L | |
Engine details ...  | |
Deutz-Fahr DX 6.50 Power | |
|---|---|
Engine | 137 hp
102.2 kW |
PTO (claimed) | 120 hp
89.5 kW |
Drawbar (tested) | 101.36 hp
75.6 kW |
PTO (tested) | 122.06 hp
91.0 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Differential lock | mechanical rear |
OPTITRAC front | |
Power steering | |
Hydraulic dry disc brakes | |
Mastercab standard with air-conditioning. | |
Hydraulics | |
|---|---|
Type | open center |
Pressure | 2538 psi
175.0 bar |
Valves | 1 to 3 |
Pump flow | 24 gpm
90.8 lpm |
Tractor hitch | |
|---|---|
Rear Type | III |
Rear lift (at ends) | 14330 lbs
6500 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540/1000 (1.375) |
Engine RPM | 540@2192 |
1000@2214 | |
Front PTO | independent |
Front PTO Type | 1000 |
Dimensions & Tires | |
|---|---|
2WD Wheelbase | 105.8 inches
268 cm |
4WD Wheelbase | 106.4 inches
270 cm |
Weight | 11243 to 12081 pounds |
Front tire | 11.00x16 |
2WD Rear tire | 18.4x38 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Battery volts | 12 |
References | |
|---|---|
 | |
DX4.70-DX6.30-DX6.50-DX7.10 published in 1984, by Deutz-Fahr | |
DX6 published in 1983, by Deutz-Fahr |
Engine
Engine Detail — 373.9 ci / 6.1 L Diesel
Manufacturer | Deutz BF6L 913 |
Configuration | turbocharged diesel, 6-cylinder, air-cooled |
Displacement | 373.9 ci
6.1 L |
Bore/Stroke | 4.016x4.92 inches
102 x 125 mm |
Power | 137 hp
102.2 kW |
Rated RPM | 2300 |
Starter | electric |
Starter volts | 12 |
Oil capacity | 17 qts
16.1 L |
Transmission
Transmission options | |
|---|---|
24-speed two-speed power shift | |
32-speed two-speed power shift |
Transmission — Powermatic
Transmission | Powermatic |
Type | two-speed power shift |
Gears | 24 forward and 8 reverse |
Clutch | cerametallic disc |
Oil capacity | 56 qts
53.0 L |
Transmission — Powermatic TW 911
Transmission | Powermatic TW 911 |
Type | two-speed power shift |
Gears | 32 forward and 8 reverse |
Five gears (1-5) in four ranges (LL/L/M/H) plus reverse (R) range. Two-speed power shift reduces speed by 13%. | |
With 20.8-38 rear tires. | |
 | |
Dimensions
Deutz-Fahr DX 6.50 Tires | |
|---|---|
2WD Standard tires (ag) | Front: 11.00x16. Rear: 18.4x38 |
4WD Standard tires (ag) | Front: 14.9x28. Rear: 18.4x38 |
2WD Optional tires (ag) | Front: 11.00x16. Rear: 20.8x38 |
4WD Optional tires (ag) | Front: 16.9x28. Rear: 20.8x38 |
Dimensions | |
|---|---|
2WD Wheelbase | 105.8 inches
268 cm |
4WD Wheelbase | 106.4 inches
270 cm |
Length | 179.5 inches
455 cm |
Width | 93.3 inches
236 cm |
2WD Height | 109.6 inches
278 cm |
4WD Height | 116.7 inches
296 cm |
2WD Weight | 11243 lbs
5099 kg |
4WD Weight | 12081 lbs
5479 kg |
Rear tread | 64 to 88 inches
162 to 223 cm |
Tests
Nebraska Tractor Test 1576 | |
|---|---|
Diesel 24-speed 4WD
September 9 - 17, 1985
Link: Nebraska Tractor Test 1576 file | |
PTO performance | |
Power at rated engine speed | 122.06 hp
91.0 kW |
Fuel use | 7.4 gal/hour
28.0 l/hour |
Power at rated PTO speed | 123.15 hp
91.8 kW |
Fuel use | 7.2 gal/hour
27.3 l/hour |
Drawbar performance | |
Max power | 101.36 hp
75.6 kW |
Fuel use | 7.3 gal/hour
27.6 l/hour |
Gear 3ML used for power test. | |
Max pull | 10,734 lbs
4868 kg |
Gear 1MH used for pull test. | |
Photos
Deutz-Fahr DX 6.50 tractor photo
Recommended Implements & Sizing Guide
Engineering recommendations for Deutz Fahr Deutz-Fahr DX 6.50 based on its 137 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 | 10 to 12 ft Flex-Wing3.0 - 3.6 m 折叠双翼 | Heavy Duty | Wide swath pasture and crop residue shredding. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 15 to 22 ft Folding Disc4.5 - 6.7 m 折叠式圆盘耙 | Commercial / Field Scale | Wide commercial field leveling; requires hydraulic remotes. |
Hay BalerHay & Forage | 5x6 Round Baler or 3x3 Mid Square1.5x1.8 m 大圆捆或中型方捆机 | Heavy Duty | High density baling; requires minimum 85 PTO HP. |
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 Deutz Fahr Deutz-Fahr DX 6.50.
Estimated Continuous Field Runtime: 5.6 hrs
Approximately 5.6 hours of continuous field operation at ~75% rated power on a full tank (40 gal / 151.4 L).
Estimated 75% Load Fuel Burn~7.1 gal/hr (27 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
Deutz Fahr Deutz-Fahr DX 6.50 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Deutz Fahr Deutz-Fahr DX 6.50.
Converted Equivalents:
Horsepower (HP)137 hp
Kilowatts (kW)102.2 kW
Metric Horsepower (PS / CV)138.9 PS
Direct Competitor Comparison
Compare Deutz-Fahr DX 6.50 against same-era industry alternatives in the same horsepower class.
Current Model
Deutz Fahr
Deutz-Fahr DX 6.50
Engine Power:Diesel (listed): 137 hp / 102.2 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester 3488
Engine Power:124.4
Production Years:1981 - 1984
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