Overview
The Sheppard Diesel SD-2 is a row-crop farm tractor manufactured in Hanover, Pennsylvania, between 1949 and 1956. It is powered by a 2.3L 2-cylinder diesel engine rated at 24 hp and features an 8-speed gear transmission with two reverse gears.
Ideal Applications
Engine and Powertrain Configuration:
Equipped with a Sheppard Diesel 13E liquid-cooled engine featuring a 22:1 compression ratio and indirect injection, this tractor is rated for 2-plow operation at 1650 RPM.
Transmission and Speed Range:
The mechanical gear transmission provides 8 forward and 2 reverse speeds, paired with a dry disc clutch and final spur gear drives to manage power to the 11-38 or 12-38 rear ag tires.
Physical Dimensions and Tread Adjustability:
This 4008-pound tractor features an 85-inch wheelbase with adjustable front tread widths from 56 to 80 inches and rear tread widths from 56 to 84 inches.
Production
| Description | Row-Crop tractor / Built in Hanover, Pennsylvania, USA |
|---|---|
| Manufacturer | Sheppard Diesel |
| Total built | 257 |
Engine
| Engine type | Sheppard Diesel 2.3L 2-cyl diesel |
|---|---|
| Bore/Stroke | 4.25x5.00 inches (108 x 127 mm) |
| Compression | 22:1 |
| Description | Sheppard Diesel 13E / diesel / 2-cylinder / liquid-cooled |
| Displacement | 141.9 ci (2.3 L) |
| Fuel system | indirect injection |
| Power | 24 hp (17.9 kW) |
| Rated RPM | 1650 |
| Starter type | electric |
| Plows | 2 |
Transmission
| Clutch | dry disc |
|---|---|
| Gears | 8 forward and 2 reverse / 8 forward and 2 reverse |
| Type | gear |
| Transmission type | 8-speed gear / 8-speed |
| Transmission type | 8-speed gear / 8-speed |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Manual steering / Mechanical drum brakes |
| Drive type | Two-wheel drive |
| Final drives | spur gear |
PTO
| Rear PTO Type | 540 |
|---|
Dimensions & Tires
| Front tread | 56 to 80 inches (142 to 203 cm) / 9.25/12.75 inches (tricycle) (23/32 cm) |
|---|---|
| Height | 70.25 inches (178 cm) |
| Length | 125 inches (317 cm) |
| Rear tread | 56 to 84 inches (142 to 213 cm) |
| Weight | 4008 lbs (1818 kg) |
| Wheelbase | 85 inches (215 cm) |
| Front tire | 6.00-16 |
| Rear tire | 11-38 |
| Weight | 4008 lbs (1818 kg) |
| Wheelbase | 85 inches (215 cm) |
| Ag front | 6.00-16 / 5.50-16 |
| Ag rear | 11-38 / 12-38 |
Belt Pulley
| Diameter | 8.25 inches (20 cm) |
|---|---|
| RPM | 1458 |
| Speed | 3048 ft/min (929.03 meters/min) |
| Width | 7.5 inches (19 cm) |
References
| Description | Plow 4 hours for the cost of 1 published by Sheppard Diesel |
|---|
Speeds
| Description | With 11-38 rear tires. |
|---|
Variants
| SD-2 | row-crop |
|---|---|
| SDG-2 | grove |
| SDO-2 | orchard |