Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
Brand | John Deere | John Deere |
Model | John Deere 4520 | John Deere 6420 |
Series | n.d. | n.d. |
Previous model | – | John Deere 6410 |
Next model | John Deere 4620 | John Deere 6430 |
Smaller | – | John Deere 6320 |
Larger | – | – |
Years | from 1969 to 1970 y. | from 2002 to 2006 y. |
Cab with ROPS | No | No |
Reviews | John Deere 4520 reviews New! | John Deere 6420 reviews New! |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
Maximum power (HP / kW) | n.d. | 110.16 KM (81 kW) |
Engine RPM | 2200 rpm | 2300 rpm |
Fuel consumption | n.d. | 204 g/kWh ( rpm) |
Fuel tank capacity | n.d. | 185 l. |
Max. speed | n.d. | n.d. |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
Fuel type | Diesel | Diesel |
Engine producer | n.d. | n.d. |
Engine model | John Deere | John Deere PowerTech 4045HL070 |
Engine type | Diesel (diesel engine) | Diesel (diesel engine) |
Engine capacity | 6.65 l. | 4.53 l. |
Strokes, qty | n.d. | n.d. |
Cylinders | 6 | 4 |
Compression | n.d. | n.d. |
Bore | 108 mm | 106 mm |
Stroke | 121 mm | 127 mm |
Maximum torque | n.d. | 438 Nm / 1495 rpm |
Air filter | n.d. | n.d. |
Fuel filter | n.d. | n.d. |
Fuel filter chambers, qty | n.d. | n.d. |
Oil filter | n.d. | n.d. |
Oil pump | n.d. | n.d. |
Speed control (control) | n.d. | n.d. |
Injection pump | n.d. | piston pump, direct fuel injection |
Injectors | n.d. | multi holes injector |
Injection pressure | n.d. | n.d. |
Cooling system | n.d. | liquid cooled engine |
Forced cooling | n.d. | n.d. |
Cooler | Yes | |
Thermostat | Yes | |
Cooler type | tubular-plate cooler | |
Coolant system capacity | n.d. | n.d. |
Clutch | n.d. | n.d. |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
Turbocharger | Yes | Yes (Turbo Diesel engine) |
Dual turbocharger | No | No |
Intercooler | No | No |
Aftercooler | No | No |
Wastegate valve | No | No |
Variable geometry | No | No |
Additional parameters | – | – |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
Supply voltage starter (V) | 12 V | 12 V |
Ground | negative ground | negative ground |
Battery (V) | 6 V | 12 V |
Battery, qty | 0 | 1 |
Charging system | Alternator | Alternator |
Charging system producer | n.d. | n.d. |
Ignition | Manual | Manual |
Rear stop lamp | Yes | Yes |
Rear agricultural lamp | n.d. | n.d. |
Cock lamp | No | No |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
PTO rpm | 1000 rpm | 540 rpm |
PTO control | manual | manual |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
ABS | No | No |
Brake assist | No | No |
Braking system | n.d. | n.d. |
Differential | Yes | No |
Brake type | disc brakes, wet brakes, hydraulic | disc brakes, wet brakes, hydraulic |
Discs | Single | Single |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
Weight | from 5572 kg to 8162 kg (depending by model) | from 4564 kg to 5039 kg (depending by model) |
Weight with ROPS | n.d. | n.d. |
Weight with cab | n.d. | n.d. |
Length | 4337 mm | 4132 mm |
Height | 2692 mm | 2497 mm |
Width | 2436 mm | n.d. |
Clearance | n.d. | n.d. |
Rear clearance | n.d. | n.d. |
Front track width | from 1460 mm to 2115 mm | from 1491 mm to 2583 mm |
Rear track width | from 1600 mm to 2730 mm | from 1603 mm to 2301 mm |
Wheelbase | 2700 mm | 2400 mm |
Front tires | 9.50-20 | n.d. |
Rear tires | n.d. | n.d. |
Max. mass of the trailer without brakes | 1500 kg | 1500 kg |
Max. mass of the trailer with brakes | n.d. | n.d. |
Max. axle load | n.d. | n.d. |
Max. total weight | n.d. | n.d. |
Turning radius | n.d. | n.d. |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
Drive system | 4x2, 2WD (depending by model) | 4x2, 2WD, 4x4, 4WD (depending by model) |
Additional | one wheel drive | one wheel drive, all-wheel drive, all four wheels at all times and it can be used full |
Permanent 4-wheel drive | n.d. | Yes |
Permanent systems that constantly power all the wheels | n/a | Yes |
Dynamic allocation of power between the axles | n/a | n.d., AWD drive |
Independent Link Suspension | None | None |
Articulated suspension | – | – |
Crawler drive | No | No |
Hydrostatic steering | Yes | Yes |
Differential | n.d. | n.d. |
Steering | rod | rod |
Front rods | n.d. | n.d. |
Rear planetary drives | n.d. | n.d. |
Front planetary drives | n.d. | n.d. |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
Three-point hitch | n.d. | 5959 kg |
Three-point hitch type | n.d. | n.d. |
Three-point hitch performance | n.d. | n.d. |
Three-point hitch pressure | n.d. | n.d. |
Load Sensing | No | No |
Closed | n.d. | n.d. |
Central | No | No |
Constant flow | No | No |
Constant pressure | No | No |
Control system | n.d. | n.d. |
Pump | n.d. | n.d. |
Two-section distributor | n.d. | n.d. |
Quick couplings | n.d. | n.d. |
Auto Lift | n.d. | n.d. |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
Synchronous transmission | Yes | Yes |
Transmission mechanically synchronized | n/a | No, electro-hydraulic control |
PowerShift | No | Yes |
PowerShuttle | No | No |
Additional | – | two clutches (dual clutch gearbox), electro-hydraulic clutch control, fast shifting, Reversing mechanism |
Hydrostatic transmission | n.d. | Yes |
Forward gears | 8 | unlimited (ranges: - 4) |
Reverse gears | 4 | unlimited (ranges: - 4) |
Creeper | n.d. | n.d. |
Specs | John Deere 4520 | John Deere 6420 |
---|---|---|
Clevis | Yes (???) | Yes (???) |
Lower catch | n.d. | n.d. |
Air conditioning | n.d. | n.d. |