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Tractor · 1935Unverified

John Deere BW

Name: John Deere BW
Brand: John Deere

John Deere BW — Model year 1935-19381939-1946 · 12 hp. Reference specifications; pending source verification.

The John Deere BW is a compact tractor with a rated output of 12 hp, featuring a 2-cylinder electric liquid-cooled engine. It was produced from 1935 to 1946 and is equipped with a 4-speed gearbox, driving through two-wheel drive. The listed weight of the BW is 1485 kg, suitable for applications covering up to 200 acres.

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

Rated power

12 hp

Weight

1485 kg

Catalogue coverage

Variants represented

Richest spec table

90 rows

Recorded power

12 hp

Recorded weight

1485 kg

Transmissions

4-speed unsynchronized gear

Production years

1935-1946

Verified variants

1 linked source document displayed

Hover a source tag to verify

Overview

ManufacturerJohn DeereReference

Row-Crop tractorReference

Built in Waterloo, Iowa, USAReference

Total built304 (total)Reference

Total built247 (BW)Reference

Total built51 (BWH)Reference

Total built6 (BW-40)Reference

Two-wheel driveReference

Manual steeringReference

Differential mechanical expanding shoe brakesReference

Open operator station with pressed steel seat.Reference

Variants

Btricycle front axleReference

BRfixed front axleReference

BOOrchardReference

BNnarrow row-cropReference

BWwide row-cropReference

BIindustrial tractorReference

BO LindemancrawlerReference

Engine

John Deere 2.4L 2-cyl all fuelReference

Fuel tank45.4 LReference

Aux. fuel3.8 LReference

Drawbar (claimed)8.9 kWReference

Belt (claimed)11.9 kWReference

Plows2 (10-inch)Reference

John DeereReference

all fuelReference

2-cylinderReference

liquid-cooledReference

Displacement2.4 LReference

Bore/Stroke108 x 133 mmReference

Fuel systemMarvel-Schebler DLTX-10Reference

Cooling systemthermo-siphonReference

Air cleaneroil bathReference

Compression4.71:1Reference

Rated RPM975Reference

Firing order1-2Reference

Starter typehand-crankReference

Oil capacity6.6 LReference

Coolant capacity20.8 LReference

Sparkplug gap0.762 mmReference

Point gap0.381 mmReference

Intake valve clearance0.508 mmReference

Exhaust valve clearance0.508 mmReference

Transmission

4-speed unsynchronized gearReference

ManufacturerJohn DeereReference

Typeunsynchronized gearReference

Gears4 forward and 1 reverseReference

Clutchdry discReference

Gear shift lever with speed 1, 2, and reverse. High and low range shift lever.Reference

PTO & Hydraulics

Rear PTOtransmissionReference

Rear PTO Type540Reference

Dimensions

Weight1485 kgReference

Front tire24x5Reference

Rear tire48x5.25Reference

Ag front24x5 (steel)Reference

Ag rear48x5.25 (steel)Reference

Ag front5.00x15Reference

Ag front5.50x15Reference

Ag rear7.50x36Reference

Ag rear9.00x36Reference

Length306 cmReference

Width215 cmReference

Height (hood)142 cmReference

Rear tread142 to 213 cmReference

BW Serial Number Location

The left side of the transmission case, under the governor.Reference

BW Serial Numbers

19351000Reference

193612012Reference

193727389Reference

193846175Reference

193960000Reference

194081000Reference

194196000Reference

1942118721Reference

1943136315Reference

1944149219Reference

1945167700Reference

1946179788Reference

1947191303Reference

1948209295Reference

1949230044Reference

1950253025Reference

1951275242Reference

1952293030Reference

Final310772Reference

FAQ: How to read a serial number table.Reference

Capacities

Diameter24 cmReference

Width18 cmReference

RPM1250Reference

Speed947.93 meters/minReference

Electrical

GroundpositiveReference

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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