John Deere 4430

The John Deere 4430, part of the Generation II Series of row-crop tractors, is a remarkable agricultural machine that left a significant mark in the farming industry during its production years from 1973 to 1977. This tractor, manufactured in Waterloo, Iowa, USA, was known for its exceptional power and versatility, making it a favorite among farmers for a wide range of agricultural tasks. With its turbocharged diesel engine and various transmission options, the 4430 was capable of handling demanding workloads with ease. Its robust design and reputation for reliability have contributed to its enduring popularity among collectors and enthusiasts, cementing its place in the history of agricultural machinery.

John Deere 4430 Specs
Years of Production1973 – 1977
TypeRow-Crop Tractor
ManufacturerJohn Deere
FactoryWaterloo, Iowa, USA
Original Price (1977)$23,000
4430 Hi-CropHigh clearance
PTO (Claimed)125 hp (93.2 kW)
Drawbar (Tested)104.99 hp (78.3 kW)
PTO (Tested)125.88 hp (93.9 kW)
Liquid-cooled inline horizontal-shaft
Displacement404 ci (6.6 L)
Bore/Stroke4.25×4.75 inches (108 x 121 mm)
Fuel SystemDirect injection
Air CleanerDry with secondary element
Pre-heatingEther injection, coolant heater*
Rated RPM2200
Idle RPM800-2200
Operating RPM1500-2200
Starter Volts12
Coolant Capacity30 qts (28.4 L) / 32 qts (30.3 L) (with heater)
Intake Valve Clearance0.018 inches (0.457 mm)
Exhaust Valve Clearance0.028 inches (0.711 mm)
Transmission (John Deere Syncro-Range)
TypePartially synchronized
Gears8 forward and 2 reverse
ClutchHydraulic wet disc
Oil Capacity44 qts (41.6 L)
Transmission (John Deere Quad-Range)
TypePartial power shift
Gears16 forward and 6 reverse
ClutchHydraulic wet disc
Oil Capacity44 qts (41.6 L)
Transmission (John Deere Power Shift)
TypeFull power shift
Gears8 forward and 4 reverse
ClutchHydraulic wet discs
Oil Capacity40 qts (37.9 L)
Transmission (Syncro-Range Creeper)
Gears13 forward and 4 reverse
TypeClosed center
Capacity11 gal (41.6 L) / 10 gal (37.9 L) (Power Shift)
Pressure2250 psi (155.1 bar)
Valves1 to 3
Pump Flow22 gpm (83.3 lpm)
Tractor Hitch
Rear TypeII
Rear Lift4550 lbs (2063 kg)
Power Take-off (PTO)
Rear PTOIndependent
Rear RPM540/1000 (1.375)
Engine RPM540@2200 / 1000@2200
Ag Front10.00-16
Ag Rear18.4-38
Ag Front7.5L-15, 11L-15, 7.50-18, 11.00-16, 14L-16A
Ag Rear23.1-30, 18.4-34, 20.8-34, 16.9-38
Wheelbase106.6 inches (270 cm)
Length160.75 inches (408 cm)
Width89.625 inches (227 cm – Axle), 70.8 inches (179 cm – Fenders), 82 inches (208 cm – Cab Fenders)
Rear AxleRack-and-pinion
Front Tread48 to 77.9 inches (121 to 197 cm), 52 to 85.9 inches (132 to 218 cm), 58 to 95.9 inches (147 to 243 cm), 64 to 88 inches (162 to 223 cm – 4WD)
Rear TreadVarious dimensions
ROPS Shipping9,732 lbs (4,414 kg)
Cab Shipping10,762 lbs (4,881 kg)
Operating11,350 lbs (5,148 kg)
Ballasted15,060 lbs (6,831 kg)
Serial Numbers
LocationSerial number plate on the rear of the John Deere 4430, right side, above the PTO shaft.
Charging SystemAlternator
ROPS Charging Amps37
Cab Charging Amps55
Battery CCA800
Battery Volts6
Battery Group5D
John Deere 4430 review

The John Deere 4430 holds a special place among tractors due to its distinctive features and contributions to the agricultural sector. What sets it apart from other tractors are its advantages and unique qualities:


Powerful Engine: The 4430 boasts a turbocharged diesel engine, providing ample power for a wide range of farming tasks. Its engine capacity, along with direct injection, ensures efficient performance.
Versatile Transmission Options: The tractor offered various transmission options, including partially synchronized, partial power shift, full power shift, and creeper transmissions. This versatility allowed farmers to choose the right configuration for their specific needs.
Reliability: John Deere is renowned for producing durable and reliable equipment, and the 4430 is no exception. It could handle demanding workloads, making it a dependable choice for farmers.
Closed Center Hydraulics: The closed-center hydraulic system with multiple valves and a substantial pump flow enabled the tractor to handle various hydraulic attachments efficiently.
Comfortable Cab: The tractor featured a comfortable operator’s cab with optional air conditioning, which was a significant advantage during long hours in the field.

Historical Value:

The John Deere 4430 holds historical significance as it represents a pivotal era in tractor technology and farming practices. It was part of the Generation II Series, showcasing advancements in power and transmission options. Its popularity during the 1970s marked a transition towards more powerful and versatile tractors in American agriculture.
Comparison with Similar Models:
When compared to similar models of its time, the John Deere 4430 stood out for its power and versatility. It competed with tractors from other manufacturers like Case, International Harvester, and Massey Ferguson. While each brand had its strengths, the 4430’s reputation for reliability, efficient transmission options, and the support of the John Deere dealer network made it a preferred choice for many farmers.


Cost: One potential disadvantage was its relatively high cost, particularly when fully equipped with options like air conditioning and advanced transmission systems. This could be a limiting factor for smaller farms with budget constraints.

Weight: The tractor’s weight, especially when ballasted for heavy-duty work, could potentially lead to soil compaction issues, which some farmers had to manage carefully.

In conclusion, the John Deere 4430 is a special and unique tractor known for its power, versatility, and reliability. Its historical value lies in its representation of a significant era in farming technology. While it had its advantages and disadvantages, it remains a beloved and respected model among collectors and enthusiasts, continuing to symbolize the enduring legacy of John Deere in the world of agriculture.

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