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Tractor · 1983Unverified

Deutz-Fahr DX 6.50

Name: Deutz-Fahr DX 6.50
Brand: Deutz-Fahr

Deutz-Fahr DX 6.50 — DX6 Series · 122 hp. Reference specifications; pending source verification.

The Deutz-Fahr DX 6.50 is a tractor with a rated power output of 122 hp, positioning it at the more powerful end of its class. This model was in production from 1983 to 1990, and it features a 6-cylinder turbocharged diesel air-cooled engine paired with four-wheel drive and a powershift transmission. The DX 6.50 has a listed operating weight of 11243 to 12081 pounds, and is suited to operations of up to 200-800 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

122 hp

Max power

75.6 kW

Weight

11243 to 12081 pounds

Catalogue coverage

Variants represented

Richest spec table

80 rows

Recorded power

122 hp

Recorded weight

5099 kg

Transmissions

24-speed two-speed power shift

Production years

1983-1990

Verified variants

1 linked source document displayed

Hover a source tag to verify

Overview

ManufacturerDeutz-FahrReference

Row-Crop tractorReference

Two- or four-wheel driveReference

Differential lockmechanical rearReference

Differential lockOPTITRAC frontReference

Power steeringReference

Hydraulic dry disc brakesReference

Mastercab standard with air-conditioning.Reference

Engine

Deutz 6.1L 6-cyl dieselReference

Fuel tank151.4 LReference

Fuel tank249.8 LReference

Engine102.2 kWReference

Drawbar (tested)75.6 kWReference

Deutz BF6L 913Reference

turbocharged dieselReference

6-cylinderReference

air-cooledReference

Displacement6.1 LReference

Bore/Stroke102 x 125 mmReference

Power102.2 kWReference

Rated RPM2300Reference

StarterelectricReference

Starter volts12Reference

Oil capacity16.1 LReference

Power at rated engine speed91.0 kWReference

Max power75.6 kWReference

Transmission

24-speed two-speed power shiftReference

32-speed two-speed power shiftReference

TransmissionPowermaticReference

Typetwo-speed power shiftReference

Gears24 forward and 8 reverseReference

Clutchcerametallic discReference

Oil capacity53.0 LReference

TransmissionPowermatic TW 911Reference

Gears32 forward and 8 reverseReference

Five gears (1-5) in four ranges (LL/L/M/H) plus reverse (R) range. Two-speed power shift reduces speed by 13%.Reference

PTO & Hydraulics

PTO (claimed)89.5 kWReference

PTO (tested)91.0 kWReference

Typeopen centerReference

Pressure175.0 barReference

Valves1 to 3Reference

Pump flow90.8 lpmReference

Rear TypeIIIReference

Rear lift (at ends)6500 kgReference

Rear PTOindependentReference

Rear PTO Type540/1000 (1.375)Reference

Engine RPM540@2192Reference

Engine RPM1000@2214Reference

Front PTOindependentReference

Front PTO Type1000Reference

Power at rated PTO speed91.8 kWReference

Dimensions

2WD Wheelbase268 cmReference

4WD Wheelbase270 cmReference

Weight11243 to 12081 poundsReference

Front tire11.00x16Reference

2WD Rear tire18.4x38Reference

2WD Standard tires (ag)Front: 11.00x16. Rear: 18.4x38Reference

4WD Standard tires (ag)Front: 14.9x28. Rear: 18.4x38Reference

2WD Optional tires (ag)Front: 11.00x16. Rear: 20.8x38Reference

4WD Optional tires (ag)Front: 16.9x28. Rear: 20.8x38Reference

Length455 cmReference

Width236 cmReference

2WD Height278 cmReference

4WD Height296 cmReference

2WD Weight5099 kgReference

4WD Weight5479 kgReference

Rear tread162 to 223 cmReference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Battery volts12Reference

Test results

Diesel 24-speed 4WDSeptember 9 - 17, 1985Link: Nebraska Tractor Test 1576 fileReference

PTO performanceReference

Fuel use28.0 l/hourReference

Fuel use27.3 l/hourReference

Drawbar performanceReference

Fuel use27.6 l/hourReference

Gear 3ML used for power test.Reference

Max pull4868 kgReference

Gear 1MH used for pull test.Reference

Speeds

With 20.8-38 rear tires.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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