| Manufacturer | John Deere |
| Price | 28,000(USD) |
| Model | 5420 |
| Equipment Type | Utility Tractors |
| Factory | Augusta, Georgia, USA |
NEBRASKA TRACTOR TEST 1756 2
| Description | Diesel 9-speed 4WD October 15 - 19, 1998 Link: Nebraska Tractor Test 1756 file PTO performance |
| Max power | 66.49hp / 49.6kW |
| Fuel use | 4.0gal/hour / 15.1l/hour |
| Power at rated engine speed | 65.44hp / 48.8kW |
JOHN DEERE 5420 POWER
| Engine | 81hp / 60.4kW |
| PTO (claimed) | 65hp / 48.5kW |
| PTO (tested) | 66.49hp / 49.6kW |
ENGINE DETAIL
The John Deere 5420 tractor, powered by a 4.5L diesel engine, delivers 81hp at an optimal operating RPM of 1600-2400, ensuring balanced power for both heavy-duty tasks and fuel efficiency at 4.21 gallons/hour. With a torque output of 179.2 lb-ft at 1400 RPM, it excels in applications requiring significant pulling power. However, the higher compression ratio of 17.6:1 may necessitate careful maintenance of fuel quality to avoid potential knocking, especially under load conditions.
| Description | John Deere 4045D diesel 4-cylinder liquid-cooled |
| Displacement | 276ci / 4.5L |
| Bore/Stroke | 4.19x5.00inches / 106x 127mm |
| Power | 81hp / 60.4kW |
| Fuel use | 4.21gal/hour / 15.9l/hour |
| Compression | 17.6:1 |
| Rated RPM | 2400 |
| Idle RPM | 825-2625 |
| Operating RPM | 1600-2400 |
| Torque | 179.2lb-ft / 243.0Nm |
| Torque RPM | 1400 |
| Firing order | 1-3-4-2 |
| Starter volts | 12 |
| Coolant capacity | 11.4qts / 10.8L |
| Intake valve clearance | 0.014inches / 0.356mm |
| Exhaust valve clearance | 0.018inches / 0.457mm |
ENGINE OIL
The John Deere 5420 has an oil capacity of 9 quarts (8.5 liters), indicating a relatively moderate lubrication system size, which aids in efficient engine operation. Regular oil changes every 100 hours are crucial to maintain optimal engine performance and longevity, particularly under heavy agricultural use. Neglecting this maintenance schedule can lead to increased wear and potential engine failures, impacting productivity in field operations.
| Oil capacity | 9qts / 8.5L |
| Oil change | 100h |
JOHN DEERE 5420 ENGINE
The John Deere 5420 is equipped with a robust 4.5L 4-cylinder diesel engine, delivering optimal fuel efficiency and reliable torque for heavy-duty tasks. Its compact design enhances maneuverability in tight spaces, making it suitable for both farm and utility work; however, the engine’s power output must be matched with appropriate attachments to avoid overloading. Potential challenges include maintenance costs for the diesel system and ensuring proper emissions compliance, particularly in environmentally regulated areas.
| Description | John Deere 4.5L 4-cyl diesel |
TRANSMISSIONS OVERVIEW
The John Deere 5420 features a 9-speed collar shift and a partially synchronized 12-speed power shuttle, allowing for versatile speed selection and enhanced performance in varying field conditions. The partially synchronized setup provides smoother transitions between gears, which can improve operator comfort during extended use. However, operators must be adept at shifting to avoid excessive wear or premature failure of the collar shift mechanism, especially when navigating challenging terrains.
| Description | 9-speed collar shift 9-speed partially synchronized 12-speed power shuttle |
TRANSMISSION 1
The John Deere 5420 features a collar shift transmission offering 9 forward and 3 reverse gears, which provides versatility for various agricultural tasks. The dry disc clutch requires the operator to stop the tractor for shifting, ensuring smoother transitions but potentially slowing productivity during frequent gear changes. With an oil capacity of 40 quarts (37.9L), maintaining optimal lubrication is crucial for operational reliability, especially during extended use in demanding conditions.
| Manufacturer | John Deere |
| Type | collar shift |
| Gears | 9 forward and 3 reverse |
| Clutch | dry disc |
| Oil capacity | 40qts / 37.9L |
| Description | Three gears (1-3) plus reverse (R) in three ranges (A-C). Tractor must be stopped, and clutch used, to shift gears or range |
SPEEDS 1
| Description | With 16.9-30 R1 rear tires |
TRANSMISSION 2
The John Deere 5420 features a partially synchronized John Deere SyncShuttle transmission with 9 forward and 3 reverse gears, providing flexibility for various agricultural applications. The synchronized gear shifts allow for on-the-move adjustments, enhancing operational efficiency, though range shifts require the tractor to be stationary, which may limit agility in some scenarios. The dry disc clutch system is reliable but may require more maintenance compared to oil-immersed clutches, necessitating diligent monitoring of the 40-quart oil capacity for optimal performance.
| Transmission | John Deere SyncShuttle |
| Type | partially synchronized |
| Gears | 9 forward and 3 reverse |
| Clutch | dry disc |
| Oil capacity | 40qts / 37.9L |
| Description | Three gears (1-3) plus reverse (R) in three ranges (A-C). Gear and direction shifts are synchronized enabling shifting on the move with the clutch. Tractor must be stopped, and clutch used, to shift ranges |
SPEEDS 2
| Description | With 16.9-30 R1 rear tires |
TRANSMISSION 3
The John Deere 5420 tractor's PowrReverser transmission allows for seamless forward-reverse shifts on-the-go, enhancing operational efficiency, particularly in tasks like loading and unloading. With a total of 12 synchronized gears, it provides versatility across varying terrains, though the need to stop when shifting ranges might slow down operations in tight schedules. The wet disc clutch contributes to smoother engagement and longevity but may require regular maintenance to ensure optimal performance.
| Transmission | John Deere PowrReverser |
| Type | power shuttle |
| Gears | 12 forward and reverse |
| Clutch | wet disc |
| Oil capacity | 46qts / 43.5L |
| Description | Four gears (1-4) in three ranges (A-C) with left-hand directional lever. Forward-reverse directional shifts may be done while moving, without the clutch. Gear shifts are synchronized. Tractor must be stopped to shift ranges |
SPEEDS 3
| Description | With 16.9-30 R1 rear tires |
MECHANICAL
The John Deere 5420 offers flexible drivetrain configurations with 2WD or 4WD options, beneficial for various terrain conditions, enhancing traction and productivity. Its hydrostatic power steering allows for improved maneuverability in tight spaces, while the hydraulic wet disc brakes provide superior stopping power, especially in demanding tasks. The optional cab and isolated platform (IOOS) enhance operator comfort, making it suitable for extended use in diverse agricultural applications.
| Chassis | 4x2 2WD/4x4 MFWD 4WD |
| Steering | hydrostatic power |
| Brakes | hydraulic wet disc |
| Cab | ROPS with straddle-mount platform. Optional ROPS with isolated platform (IOOS). Optional cab |
| Transmissions | 9-speed collar shift 9-speed partially synchronized 12-speed power shuttle |
CAPACITY
| Fuel | 18gal / 68.1L (ROPS early) 20gal / 75.7L (ROPS late) 27gal / 102.2L (IOOS/cab small) 29.5gal / 111.7L (IOOS/cab large) |
| Hydraulic system | 10gal / 37.9L 11.5gal / 43.5L (PowrReverser) |
| Front axle | 6.6qts / 6.2L |
| Front hubs | 0.74qts / 0.7L (each) |
| Front diff. | 5.2qts / 4.9L |
HYDRAULICS
| Type | open center |
| Capacity | 10gal / 37.9L 11.5gal / 43.5L (Power Reverser) |
| Pressure | 2800psi / 193.1bar |
| Valves | 2 to 3 |
| Pump flow | 15.9gpm / 60.2lpm |
| Steering flow | 6.6gpm / 25.0lpm |
| Steering press. | 1900psi / 131.0bar |
TRACTOR HITCH
| Rear Type | II/I |
| Rear lift (at 24 | 3,374lbs / 1530kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 540/540/540E |
| Engine RPM | 540@2400 / 540E@1700 |
JOHN DEERE 5420 TIRES
The John Deere 5420 features Ag front tires sized 7.50-16, which provide good maneuverability and traction on softer terrains, while the rear 16.9-30 tires enhance stability and load-carrying capacity for heavier implements. This tire configuration is advantageous for diverse agricultural tasks, such as cultivating and plowing, in various soil conditions. However, the relatively narrow front wheels may struggle in deep mud, requiring careful route planning in wet fields.
| Ag front | 7.50-16 |
| Ag rear | 16.9-30 |
DIMENSIONS
| Wheelbase | 85.7inches / 217cm (ROPS) 85inches / 215cm (2WD cab) 86inches / 218cm (4WD cab) |
| Length | 151.5inches / 384cm (ROPS) 145.5inches / 369cm (2WD cab) 148inches / 375cm (4WD cab) |
| Width | 74.1inches / 188cm (ROPS) 78.4inches / 199cm (cab) |
| Ground clearance | 18.8inches / 47cm (2WD) 17.7inches / 44cm (4WD) |
JOHN DEERE 5420 WEIGHT
| Shipping | 4,285lbs / 1943kg (2WD straddle ROPS) 5,323lbs / 2414kg (4WD straddle ROPS) 4,600lbs / 2086kg (2WD IOOS ROPS)/5,640lbs / 2558kg (4WD IOOS ROPS)/5,700lbs / 2585kg (2WD cab)/6,740lbs / 3057kg (4WD cab) |
| Max Drawbar | 1,675lbs / 759kg (extended)2,470lbs / 1120kg (retracted) |
| Max front axle | 4,700lbs / 2131kg (2WD) 7,050lbs / 3197kg (2WD with loader) 4,620lbs / 2095kg (4WD) 6,210lbs / 2816kg (4WD with loader) |
| Max rear axle | 8,360lbs / 3792kg |
JOHN DEERE 5420 HEIGHT
| Steering wheel | 65.6inches / 166cm (straddle) 72.1inches / 183cm (IOOS) |
| Hood | 53.8inches / 136cm (2WD) 55.5inches / 140cm (4WD) |
| ROPS | 96.8inches / 245cm 104.6inches / 265cm (IOOS) 78.5inches / 199cm (folded) 85.6inches / 217cm (IOOS folded) |
| Cab | 100.4inches / 255cm |
DIMENSIONS & TIRES
The John Deere 5420 features a variable wheelbase of 85 to 86 inches, optimizing stability and agility for different configurations, particularly in ROPS and 4WD cab setups. Weighing between 4285 to 6740 pounds, it provides a solid balance for traction and ground engagement, but its weight can be a challenge on softer ground conditions. The tire specifications, with front tires at 7.50-16 and rear tires at 16.9-30, enable effective load capacity and ground contact, making it suitable for diverse agricultural tasks across various terrains.
| Wheelbase | 85.7inches / 217cm (ROPS) 85inches / 215cm (2WD cab) 86inches / 218cm (4WD cab) |
| Weight | 4285 to 6740 pounds |
| Front tire | 7.50-16 |
| Rear tire | 16.9-30 |
ATTACHMENT OVERVIEW
| Description | Front-end loader/Backhoe |
JOHN DEERE 521 LOADER
| Height (to pin) | 122inches / 309cm |
| Clearance, dumped bucket | 99.8inches / 253cm |
| Dump reach | 20.2inches / 51cm |
| Dump angle | 37.4° |
| Reach at ground | 62inches / 157cm |
| Rollback at ground | 24° |
| Breakout force (at pin) | 3485lbs / 1580kg |
| Lift to full height (at pin) | 2500lbs / 1134kg |
| Bucket width | 61inches / 154cm |
JOHN DEERE 541 LOADER
| Height (to pin) | 126inches / 320cm (NSL) 130inches / 330cm (MSL) |
| Clearance, dumped bucket | 103.1inches / 261cm/(NSL) 100.6inches / 255cm (MSL) |
| Dump reach | 34.6inches / 87cm (NSL) 33inches / 83cm (MSL) |
| Dump angle | 43° / (NSL) / 86° / (MSL) |
| Reach at ground | 70.9inches / 180cm (NSL) 83inches / 210cm (MSL) |
| Rollback at ground | 30° / (NSL) / 43° / (MSL) |
| Breakout force (at pin) | 3484lbs / 1580kg (NSL) 4125lbs / 1871kg (MSL) |
| Lift to full height (at pin) | 2500lbs / 1134kg (NSL) 2800lbs / 1270kg (MSL) |
| Bucket width | 61inches / 154cm |
JOHN DEERE 49 BACKHOE
| Backhoe type | John Deere 49 Backhoe |
| Weight | 1533lbs / 695kg *Backhoe weight without bucket |
| Transport height | 94inches / 238cm |
| 2-Foot flat digging depth | 115inches / 292cm |
| Reach from pivot | 149inches / 378cm |
| Loading height | 92inches / 233cm |
| Bucket Rotation | 180 |
| Swing Arc | 180 |
| Bucket force | 4575lbs / 2075kg |
| Dipperstick force | 3175lbs / 1440kg |
5420 SERIAL NUMBERS
| Location | The tractor's serial number plate is on the right side of the frame, above the front axle |
| 2002 | 240001 |
| 2003 | 340001 |
| 2004 | 440001 |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 65 |
| Battery CCA | 700 (early)/950 (late) |
| Battery volts | 12 |
| Battery Group | 31 |