Sheppard Diesel SD-3
The Sheppard Diesel SD-3 is a tractor produced by Sheppard Diesel. It is equipped with a 212.8 ci 3.5 L engine. The rated power output is 32 hp 23.9 kW. Transmission: 8 forward and 2 reverse. Operating weight: 4196 lbs 1903 kg.
Engine Power
32 hp
23.9 kW
Fuel & Capacities
Diesel
Transmission
8 forward and 2 reverse
Operating Weight
4196 lbs
1903 kg
Sheppard Diesel SD-3 Serial Number & Year Decoder
Find the exact manufacture year of your tractor by checking your chassis serial number below.
Where to Find the Serial NumberThe serial number plate is commonly located on the front frame, tractor transmission housing (right side), or instrument panel badge.
Overview
![]() | 1949 - 1956
Row-Crop tractor |
|---|---|
1949 - 1956 | |
Row-Crop tractor | |
Production | |
|---|---|
Manufacturer | Sheppard Diesel |
Row-Crop tractor | |
Built in Hanover, Pennsylvania, USA | |
Total built | 1441 |
Variants | |
|---|---|
SD-3 | row-crop |
SDO-3 | orchard |
SDG-3 | grove |
Sheppard Diesel SD-3 Power | |
|---|---|
Engine | 32 hp
23.9 kW |
Plows | 3 |
Mechanical | |
|---|---|
Two-wheel drive | |
Final drives | spur gear |
Manual steering | |
Mechanical drum brakes | |
Open operator station. | |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 |
Dimensions & Tires | |
|---|---|
Wheelbase | 92 inches
233 cm |
Weight | 4196 lbs
1903 kg |
Front tire | 6.00-16 |
Rear tire | 11-38 |
Full dimensions and tires ... | |
Belt Pulley | |
|---|---|
Diameter | 8.25 inches
20 cm |
Width | 7.5 inches
19 cm |
RPM | 1458 |
Speed | 3048 ft/min
929.03 meters/min |
References | |
|---|---|
![]() | |
Plow 4 hours for the cost of 1 published by Sheppard Diesel |
Engine
Engine options | |
|---|---|
Sheppard Diesel 3.1L 3-cyl diesel | |
Sheppard Diesel 3.5L 3-cyl diesel |
Engine Detail — 188.5 ci / 3.1 L Diesel
Manufacturer | Sheppard Diesel 6B |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Displacement | 188.5 ci
3.1 L |
Bore/Stroke | 4.00x5.00 inches
102 x 127 mm |
Power | 32 hp
23.9 kW |
Fuel system | indirect injection |
Compression | 22:1 |
Rated RPM | 1650 |
Starter type | electric |
Engine Detail — 212.8 ci / 3.5 L Diesel
Manufacturer | Sheppard Diesel 6E |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Displacement | 212.8 ci
3.5 L |
Bore/Stroke | 4.25x5.00 inches
108 x 127 mm |
Fuel system | indirect injection |
Transmission
Transmission options | |
|---|---|
8-speed gear | |
8-speed |
Transmission — 8 forward and 2 reverse gear
Type | gear |
Gears | 8 forward and 2 reverse |
Clutch | dry disc |
With 11-38 rear tires. | |
![]() | |
Transmission — 8 forward and 2 reverse
Gears | 8 forward and 2 reverse |
Dimensions
Sheppard Diesel SD-3 Tires | |
|---|---|
Ag front | 6.00-16 |
Ag rear | 11-38 |
Ag front | 5.50-16 |
Ag rear | 12-38 |
Dimensions | |
|---|---|
Wheelbase | 92 inches
233 cm |
Length | 131 inches
332 cm |
Height | 70.25 inches
178 cm |
Weight | 4196 lbs
1903 kg |
Front tread | 56 to 80 inches
142 to 203 cm |
Front tread | 9.25/12.75 inches
23/32 cm (tricycle) |
Rear tread | 54 to 82 inches
137 to 208 cm |
Photos
Related models
Sheppard Diesel SD-4
- Power:
- 51
- Production years:
- 1954 - 1956
Sheppard Diesel SD-1
- Power:
- 4
- Production years:
- 1949 - 1949
Sheppard Diesel SD-2
- Power:
- 24
- Production years:
- 1949 - 1956





