Cletrac BD
The Cletrac BD is a tractor produced by Cletrac. It is equipped with a 298 ci 4.9 L engine. Transmission: 4 forward and 2 reverse. Drive type: crawler. Operating weight: 9400 lbs 4263 kg.
Drive & Traction
crawler
Fuel & Capacities
Diesel
Transmission
4 forward and 2 reverse
Operating Weight
9400 lbs
4263 kg
Overview
 | 1936 - 1956
Agricultural Crawler tractor |
|---|
Production | |
|---|---|
Manufacturer | Cletrac |
Agricultural Crawler tractor | |
Built in Cleveland, Ohio, USA | |
Variants | |
|---|---|
BG | gasoline |
BD | diesel |
BDH | hillside |
Cletrac BD Engine | |
|---|---|
Hercules 4.9L 6-cyl diesel | |
Engine details ...  |
Cletrac BD Transmission | |
|---|---|
4-speed gear | |
Transmission details ...  |
Cletrac BD Power | |
|---|---|
Drawbar (claimed) | 38.1 hp
28.4 kW |
Belt (claimed) | 48.1 hp
35.9 kW |
Plows | 4 |
Drawbar (tested) | 36.07 hp
26.9 kW |
Belt (tested) | 45.37 hp
33.8 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Drive | crawler |
Open operator station. | |
Dimensions & Tracks | |
|---|---|
Weight | 9400 lbs
4263 kg |
14-inch tracks | |
Full dimensions and tracks ...  | |
Belt Pulley | |
|---|---|
Diameter | 12 inches
30 cm |
Width | 8.5 inches
21 cm |
RPM | 1045 |
Speed | 3300 ft/min
1005.84 meters/min |
Engine
Engine Detail — 298 ci / 4.9 L Diesel
Manufacturer | Hercules |
Fuel Type | Diesel |
Configuration | 6-cylinder, liquid-cooled |
Displacement | 298 ci
4.9 L |
Bore/Stroke | 3.75x4.50 inches
95 x 114 mm |
Rated RPM | 1400 |
Starter type | electric |
Transmission
Transmission — 4 forward and 2 reverse gear
Type | gear |
Gears | 4 forward and 2 reverse |
Clutch | dry disc |
 | |
Dimensions
Cletrac BD Tracks | |
|---|---|
Width | 14 inches
35 cm |
Width | 16 inches
40 cm |
Width | 18 inches
45 cm |
Width | 20 inches
50 cm |
Dimensions | |
|---|---|
Length | 116.5 inches
295 cm |
Width | 60.125 inches
152 cm |
Height | 59 inches
149 cm |
Weight | 9400 lbs
4263 kg |
BD Gauge | 44 inches
111 cm |
BDH Gauge | 52 inches
132 cm |
Tests
Nebraska Tractor Test 325 | |
|---|---|
Diesel 4-speed crawler
August 10 - 30, 1939
Link: Nebraska Tractor Test 325 file | |
Belt power (max) | 45.37 hp
33.8 kW |
Belt fuel use (max) | 3.5 gal/hour
13.2 l/hour |
Drawbar performance | |
Max power | 36.07 hp
26.9 kW |
Gear 2 used for power test. | |
Max pull | 7530 lbs
3415 kg |
Gear 1 used for pull test. | |
Photos
Cletrac BD tractor photo
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Cletrac BD.
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
Cletrac BD Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Cletrac BD.
Converted Equivalents:
Horsepower (HP)0 hp
Kilowatts (kW)0 kW
Metric Horsepower (PS / CV)0 PS
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