John Deere

John Deere 420C

The John Deere 420C is an agricultural crawler tractor produced from 1956 to 1958. It was built in Dubuque, Iowa, USA, with a total production of 17,882 units. The tractor features a 1.9L 2-cylinder gasoline engine producing an estimated 32.0 hp, with a 4 or 5-speed unsynchronized gear transmission. It has a crawler drive with mechanical disc clutch steering and mechanical band brakes. The 420C supports 3-4 plows and has tested drawbar power of 23.53 hp and belt power of 28.76 hp. The tractor includes a live rear PTO with a 560 type. Dimensions include a length of 102 inches, width of 60 inches, and height of 51.875 inches to the hood. Shipping weight ranges from 4,140 to 4,700 lbs depending on roller configuration. Optional 10, 12, or 14-inch wide tracks are available. Attachments include a 72-inch front-mount blade with hydraulic lift and manual angle. The 420C is part of a series including the 40C and 430C models.
Power31 hp[B]
Founded1956 - 1958
Model420C

Technical Specifications

Detailed specifications and technical data for John Deere 420C

Power
Plows3-4
Belt (tested)28.76 hp (21.4 kW)
Drawbar (tested)23.53 hp (17.5 kW)
Engine
TypeJohn Deere 1.9L 2-cyl gasoline
Fuel tank10.5 gal (39.7 L)
Rated RPM1850
Air cleaneroil bath
Bore/Stroke4.25x4.00 inches (108 x 102 mm)
Compression7.2:1
Displacement113 ci (1.9 L)
Oil capacity5 qts (4.7 L)
Engine DetailJohn Deere gasoline 2-cylinder 4-valve liquid-cooled
Starter volts6
Coolant capacity11 qts (10.4 L)
Tracks
Width options10 inches (25 cm), 12 inches (30 cm), 14 inches (35 cm)
Variants
420Ccrawler
420Sstandard
420Ttricycle
420Uutility
420Wrow-crop utility
Dimensions
Width60 inches (152 cm)
Length102 inches (259 cm)
Height (hood)51.875 inches (131 cm)
Shipping weight4,140 lbs (4-roller) (1877 kg), 4,700 lbs (5-roller) (2131 kg)
Ground clearance14 inches (35 cm)
Height (exhaust)69 inches (175 cm)
Electrical
Groundpositive
Battery volts6
Mechanical
Drivecrawler
BrakesMechanical band brakes
Steeringmechanical disc clutches
Operator stationOpen operator station
Production
TypeAgricultural Crawler tractor
Built inDubuque, Iowa, USA
Total built17,882
ManufacturerJohn Deere
Original price$2,350 in 1956
Attachments
Cut5 inches (12 cm)
Lift18 inches (45 cm)
Blade72" Blade
ModelJohn Deere 61
Mountfront-mount
Width72 inches (182 cm)
Height22.5 inches (57 cm)
Weight777 lbs (352 kg)
Angling25°
Lift typehydraulic-lift
Angle typemanual-angle
Belt Pulley
RPM1270
Speed3000 ft/min (914.40 meters/min)
Width6 inches (15 cm)
Diameter9 inches (22 cm)
Transmission
Typeunsynchronized gear
ManufacturerJohn Deere
Gears (4-speed)4 forward and 1 reverse
Gears (5-speed)5 forward and 1 reverse
Transmission options4-speed unsynchronized gear, 5-speed unsynchronized gear
Tractor hitch
Rear TypeI Optional
Serial Numbers
195680001
1957100001
1958125001
Final136795
Power Take-off (PTO)
Rear PTOlive
Rear PTO Type560