McCormick-Deering
McCormick-Deering Super WD-9
The McCormick-Deering Super WD-9 is a standard-tread farm tractor produced from 1953 to 1956 by McCormick-Deering, a part of International Harvester. Built in Melrose Park, Illinois, USA, a total of 10,938 units were made. It features a 5.7L 4-cylinder diesel engine with 65 hp belt power and a 5-speed gear transmission. The tractor has two-wheel drive, manual steering, mechanical disc brakes, and an open operator station. It is equipped with a rear PTO of 540 rpm and rides on 7.50x18 front and 18.00x26 rear tires. The tractor weighs 7,300 lbs and has a ballasted weight of 12,790 lbs. The Super WD-9 was also available in a rice special variant called the Super WDR-9.
Power72 hp[B]
Founded1953 - 1956
ModelSuper WD-9
Technical Specifications
Detailed specifications and technical data for McCormick-Deering Super WD-9
Power
| Belt (tested) | 65.19 hp (48.6 kW) |
|---|---|
| Belt (claimed) | 65 hp (48.5 kW) |
| Drawbar (tested) | 57.37 hp (42.8 kW) |
Tires
| Ag rear | 18.00x26 |
|---|---|
| Ag front | 7.50x18 |
Engine
| Type | diesel |
|---|---|
| Cooling | liquid-cooled vertical I-head |
| Starter | gasoline-start |
| Cylinders | 4-cylinder |
| Fuel tank | 35 gal (132.5 L) |
| Rated RPM | 1500 |
| Bore/Stroke | 4.50x5.50 inches (114 x 140 mm) |
| Compression | 15.6:1 |
| Displacement | 349.9 ci (5.7 L) |
| Manufacturer | International Harvester |
| Starter volts | 12 |
| Coolant capacity | 36 qts (34.1 L) |
Variants
| Super WDR-9 | rice special |
|---|
Dimensions
| Width | 81 inches (205 cm) |
|---|---|
| Height | 83 inches (210 cm) |
| Length | 140 inches (355 cm) |
| Weight | 7,300 lbs (3311 kg) |
| Wheelbase | 83.4 inches (211 cm) |
| Rear tread | 66.5 inches (168 cm) |
| Front tread | 52 inches (132 cm) |
| Ballasted weight | 12,790 lbs (5801 kg) |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Brakes | Mechanical disc brakes |
| Steering | manual |
| Operator station | Open operator station |
Production
| Type | Standard-tread tractor |
|---|---|
| Built in | Melrose Park, Illinois, USA |
| Total built | 10,938 |
| Production years | 1953 - 1956 |
Belt Pulley
| RPM | 707 |
|---|---|
| Speed | 2593 ft/min (790.35 meters/min) |
| Width | 8.5 inches (21 cm) |
| Diameter | 14 inches (35 cm) |
Transmission
| Type | gear |
|---|---|
| Gears | 5 forward and 1 reverse |
| Clutch | dry disc |
Serial Numbers
| 1953 | 501 |
|---|---|
| 1954 | 1935 |
| 1955 | 5232 |
| 1956 | 6864 |
| Final | 7232 |
| 1956 (WDR-9) | 6866 |
| Final (WDR-9) | 7242 |
Power Take-off (PTO)
| Rear PTO Type | 540 |
|---|
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