John Deere 420 Price, Specs, Review, Horsepower, Serial Numbers, Attachments, Weight
The John Deere 420, a versatile tractor model manufactured by John Deere, is well-suited for both farm and garden use, making it ideal for a wide range of tasks.
Back in 1958, the original price of the John Deere 420 stood at $2300. Its sales literature often referred to it as the “Swiss Army Knife” of tractors, owing to its numerous possible configurations.
Manufactured in Horicon, Wisconsin, USA, the John Deere 420 was equipped with a powerful 20HP Onan 781cc 2-cylinder gasoline engine and had a fuel tank capacity of 6.5 gallons (24.6 liters).
The tractor featured a hydrostatic transmission and operated as a two-wheel drive with a mechanical rear differential lock.
The open operator station of the John Deere 420 was complemented by differential mechanical drum brakes. In terms of lifting capacity, it could handle up to 640 lbs (290 kg) at the rear.
Moreover, it boasted an independent rear PTO with an electric clutch, running at 2000 RPM, and a front PTO with an independent electric clutch, operating at 3400 RPM.
The wheelbase of the John Deere 420 measured 52 inches (132 cm), and its weight amounted to 993 lbs (450 kg).
If you are interested in further details, such as the John Deere 420 Garden Tractor Price, Parts Specs, Reviews, Serial Numbers & Images, you may want to explore additional resources in the English language.
John Deere 420 Price
John Deere 420 Serial Number
| Years | Serial Number |
| 1983 | M00420X222001 |
| 1984 | M00420X285001 |
| 1985 | M00420X315001 |
| 1986 | M00420X360001 |
| 1987 | M00420X420001 |
| 1988 | M00420X475001 |
| 1989 | M00420X595001 |
| 1990 | M00420X010001 |
| 1991 | M00420X100001 |
John Deere 420 Specs
John Deere 420 Engine
| Engine | Onan B48G gasoline 2-cylinder air-cooled opposed-twin |
| Displacement | 781 cc 47.7 ci |
| Bore/Stroke | 3.25×2.875 inches 83 x 73 mm |
| Power | 20 hp 14.9 kW |
| Air cleaner | foam and paper |
| Compression | 7.0:1 |
| Rated RPM | 3500 |
| Idle RPM | 1000-3450 |
| Starter volts | 12 |
Mechanical
| Chassis | 4×2 2WD |
| Differential lock | mechanical rear |
| Steering | power |
| Brakes | differential mechanical drum |
| Cab | Open operator station. |
PTO
| Rear PTO | independent |
| Clutch | electric |
| Rear RPM | 2000 |
| Front PTO | independent |
| Clutch | electric |
| Front RPM | 3400 |
John Deere 420 Transmission
| Transmission | Sundstrand 90 | ||
| Type | shaft-driven hydrostatic | ||
| Gears | infinite forward and reverse (2-range) | ||
| Oil Capacity | 7.5 qts 7.1 L | ||
| Oil type |
|
John Deere 420 Dimensions
| Wheelbase | 52 inches 132 cm |
| Length | 77 inches 195 cm |
| Width | 51.5 inches 130 cm |
| Height | 47.5 inches 120 cm |
| Shipping weight | 993 lbs 450 kg |
| Front tread | 36 inches 91 cm |
| Rear tread | 32/38.6 inches 81/98 cm |
Tires
| Ag front | 4.80×4.00-8 |
| Ag rear | 23×10.50-12 |
| Lawn/turf front | 18×8.50-8 |
| Lawn/turf rear | 26×12.00-12 |
Electrical
| Ground | Negative |
| Charging system | alternator |
| Charging amps | 20 |
| Battery volts | 12 |
| Battery Group | BCI 22F |
John Deere 420 Attachments
| Attachment overview | |
| 50″ mid-mount mower deck | |
| 60″ mid-mount mower deck | |
| Snowblower | |
| Blade | |
| Front-end loader |
Loader | |
| Loader weight | 500 lbs 226 kg |
| Height (to pin) | 73 inches 185 cm |
| Clearance dumped a bucket | 53.25 inches 135 cm |
| Dump reach | 22 inches 55 cm |
| Dump angle | 50° |
| Reach ground | 43.75 inches 111 cm |
| Rollback angle | 20° |
| Breakout force (bucket) | 725 lbs 328 kg |
| Lift to full height (at pin) | 500 lbs 226 kg |
| Bucket capacity | 0.21 cu yd 0.2 cu m |
| 0.24 cu yd 0.2 cu m | |
| Bucket width | 45,54 inches 11567 cm |
John Deere 420 Review
The John Deere 420 is a garden tractor that rolled off the production line from 1986 to 2003. It’s powered by a 20-horsepower Onan P220G engine and comes equipped with a hydrostatic transmission, shaft-driven attachments, and power steering.
This versatile machine offers a range of attachments, including a 60-inch mowing deck, a snow blower, and a utility blade.
Renowned for its durability, reliability, and robust performance, the 420 is also relatively straightforward to maintain and repair.
Consequently, it’s a favored choice among homeowners and small businesses tasked with managing large lawns and properties. For a full review, please check this YouTube video Here.
John Deere Official website – Click Here
John Deere 420 Problems
As with any tractor or piece of machinery, the John Deere 420 may experience certain problems over time. Here are some common issues that owners of the John Deere 420 might encounter:
1. Starting Difficulties: Trouble starting the tractor could be caused by issues with the battery, starter motor, ignition system, or fuel delivery.
2. Engine Troubles: Engine-related problems may include rough idling, lack of power, excessive smoke, or oil leaks. These issues can result from worn-out components, fuel system problems, or engine wear.
3. Transmission and Clutch Issues: Tractors with manual transmissions might face difficulties shifting gears, clutch slippage, or transmission noise.
4. Electrical System Malfunctions: Wiring problems, blown fuses, or faulty electrical components can lead to issues with lights, gauges, and other electrical systems.
5. Hydraulic System Problems: The John Deere 420 may experience hydraulic system leaks or unresponsiveness, impacting the operation of loader attachments or the three-point hitch.
6. Steering Challenges: Problems with the steering system, such as loose steering or misaligned steering wheels, can affect the tractor’s maneuverability.
7. Braking Concerns: Brake problems, such as ineffective braking or brake pedal issues, can pose safety risks and should be addressed promptly.
8. Tire and Wheel Troubles: Flat tires, tire wear, or misaligned wheels can affect the tractor’s stability and traction.
9. PTO and Implement Issues: Problems with the Power Take-Off (PTO) system or attachment implements may arise, affecting their proper functioning.
10. Cooling System Malfunctions: Issues with the cooling system, such as overheating, could be caused by clogged radiators or malfunctioning water pumps.
Regular maintenance and timely repairs are essential to keep the John Deere 420 in good working condition and prevent these problems.
If you encounter significant issues or are unsure about how to troubleshoot or repair the tractor, seeking assistance from experienced mechanics or John Deere service centers is recommended.
Proper care and attention will help ensure the tractor’s reliability and longevity on the farm.
Also, Check Here :
Final Words
The John Deere 420 Garden Tractor is equipped with a 20HP Onan 2-cylinder gas engine.
Yes, some versions of the John Deere 420 Garden Tractor have power steering, which makes it easy to turn.
Yes, a service manual for the John Deere 420 Garden Tractor is available.
Yes, the John Deere 420 Garden Tractor is compatible with various attachments such as a 60″ mower and a 3-point hitch.
A common issue with the Onan P220 engine is a broken rod.
My name is Ranjitsinh Mantri founder of this blog and I am a full-time blogger writing is my passion. Just before 4 years ago We started this website in 2019 with my team to share our knowledge about tractor models and its prices guide on the internet.