3720 by John Deere
2005 - 2013
Series:
2005 - 2013
| 2005 - 2013 |
| 3000 Twenty Series |
| Compact Utility tractor |
Series:
| Series: | 3320 ← | 3520 | → 3720 |
| 3039R ↓ |
Production
| Production | |
| Manufacturer: | John Deere |
| Type: | Compact Utility tractor |
| Factory: | Augusta, Georgia, USA |
John Deere 3520 Power
| John Deere 3520 Power | |
| Engine: | 37 hp 27.6 kW |
| PTO (claimed): | 30 hp 22.4 kW |
John Deere 3520 Engine
| John Deere 3520 Engine | |
| Yanmar 1.5L 3-cyl diesel | |
| Engine details ... |
Mechanical
| Mechanical | |
| Chassis: | 4x4 MFWD 4WD |
| Steering: | power |
| Brakes: | wet disc |
| Cab: | Two-post foldable ROPS. Cab optional. |
| Transmissions: | 12-speed partially synchronized with power shuttle |
| hydrostatic | |
| Transmission details ... | |
Capacity
| Capacity | |
| ROPS Fuel: | 13.5 gal 51.1 L |
| Cab Fuel: | 11.8 gal 44.7 L |
| Hydraulic system: | 6.8 gal 25.7 L |
| 6.3 gal 23.8 L (with gear transmission) | |
Hydraulics
| Hydraulics | |
| Type: | open center |
| Capacity: | 6.8 gal 25.7 L |
| 6.3 gal 23.8 L (with gear transmission) | |
| Valves: | 5 |
| Pump flow: | 8.6 gpm 32.6 lpm |
| Total flow: | 13.9 gpm 52.6 lpm |
Tractor hitch
| Tractor hitch | |
| Rear Type: | I |
| Rear lift: | 2530 lbs 1147 kg |
Power Take-off (PTO)
| Power Take-off (PTO) | |
| Rear PTO: | independent |
| Rear RPM: | 540 |
| Mid PTO: | optional |
| Mid RPM: | 2100 |
Dimensions & Tires
| Dimensions & Tires | |
| Wheelbase: | 68 inches 172 cm |
| Weight: | 2900 to 3570 pounds |
| Front tire: | 7-14 |
| Rear tire: | 11.2-24 |
| Full dimensions and tires ... | |
John Deere 3520 attachments
| John Deere 3520 attachments | |
| 60" mid-mount mower deck | |
| front-end loader | |
| backhoe | |
| Attachment details ... |
Electrical
| Electrical | |
| Ground: | negative |
| Charging amps: | 40 |
| 55 (optional) | |
| 75 (with cab) | |
| Battery CCA: | 500 |
| Battery volts: | 12 |
Production
John Deere 3720 Power
32.8 kW
John Deere 3720 Engine
2005 - 2013
| 2005 - 2013 |
| 3000 Twenty Series |
| Compact Utility tractor |
Series:
| Series: | 3520 ← | 3720 |
| 3046R ↓ |
Engine Detail
| Engine Detail | |
| Yanmar 3TNV84HT | |
| turbocharged diesel | |
| 3-cylinder | |
| liquid-cooled | |
| Displacement: | 91.5 ci 1.5 L |
| Bore/Stroke: | 3.3x3.54 inches 84 x 90 mm |
| Power: | 44 hp 32.8 kW |
| Fuel system: | direct injection |
| Compression: | 18.5:1 |
| Rated RPM: | 2600 |
| Torque: | 101.1 lb-ft 137.1 Nm |
| Torque RPM: | 1560 |
| Starter volts: | 12 |
| Oil capacity: | 6 qts 5.7 L |
| Coolant capacity: | 5.6 qts 5.3 L |
Mechanical
2005 - 2013
| 2005 - 2013 |
| 3000 Twenty Series |
| Compact Utility tractor |
Series:
| Series: | 3520 ← | 3720 |
| 3046R ↓ |
Transmission
| Transmission | |
| Transmission: | Sauer-Danfoss eHydro |
| Type: | hydrostatic |
| Gears: | infinite (3-range) forward and reverse |
| Controlled by two foot pedals and range shift lever. Tractor must be stopped before shifting ranges. Cruise control standard. SpeedMatch allows maximum speed to be limited. MotionMatch allows acceleration rate to be set. LoadMatch allows engine RPMs to be set, tractor will adjust speed to maintain RPMs. | |
Speeds
| Speeds | |
| With 11.2-24 rear tires. | |
Transmission
| Transmission | |
| Transmission: | eHydro AutoHST |
| Type: | hydrostatic |
| Gears: | infinite (3-range) forward and reverse |
| AutoHST provides an automobile-style control to the eHydro transmission. A single foot pedal controls engine RPMs and transmission speed, with a column-mounted shifter to select forward, neutral, or reverse. | |
Speeds
| Speeds | |
| With 11.2-24 rear tires. | |
Capacity
51.1 L
44.7 L
25.7 L
Hydraulics
25.7 L
32.6 lpm
52.6 lpm
Tractor hitch
1147 kg
Power Take-off (PTO)
Dimensions & Tires
172 cm
2005 - 2013
| 2005 - 2013 |
| 3000 Twenty Series |
| Compact Utility tractor |
Series:
| Series: | 3520 ← | 3720 |
| 3046R ↓ |
John Deere 3720 Tires
| John Deere 3720 Tires | |
| Ag front: | 7-14 |
| Ag rear: | 11.2-24 |
| Lawn/turf front: | 27x8.5-15 |
| Lawn/turf rear: | 41x14-20 |
| Lawn/turf front: | 25x10.5LL-15 |
| Lawn/turf rear: | 41x18LL-16.1 |
| Industrial front: | 25x8.5-14 |
| Industrial rear: | 15-19.5 |
| Industrial front: | 27x8.5-15 |
| Industrial rear: | 43x16-20 |
Dimensions
| Dimensions | |
| Wheelbase: | 68 inches 172 cm |
| Length: | 120.2 inches 305 cm |
| Width: | 52.4 inches 133 cm *Minimum |
| Height (hood): | 57 inches 144 cm |
| Height (ROPS): | 93.3 inches 236 cm |
| ROPS Weight: | 2,900 lbs 1315 kg |
| Cab Weight: | 3,570 lbs 1619 kg |
| Clearance (rear axle): | 12.2 inches 30 cm |
| Rear tread: | 40.6/45.3/48.9/53.1/56.6 inches 103/115/124/134/143 cm |
John Deere 3720 attachments
2005 - 2013
| 2005 - 2013 |
| 3000 Twenty Series |
| Compact Utility tractor |
Series:
| Series: | 3520 ← | 3720 |
| 3046R ↓ |
Attachment overview
| Attachment overview | |
| 60" mid-mount mower deck | |
| Front-end loader | |
| Backhoe |
60" Mower deck
| 60" Mower deck | |
| Type: | mid-mount John Deere |
| 3-blade | |
| Cutting width: | 60 inches 152 cm |
John Deere 300X Loader
| John Deere 300X Loader | |
| Height (to pin): | 90 inches 228 cm |
| Clearance, dumped bucket: | 68.6 inches 174 cm |
| Dump reach: | 30.4 inches 77 cm |
| Dump angle: | 40° |
| Reach at ground: | 54.4 inches 138 cm |
| Rollback at ground: | 21° |
| Rollback, raised: | 103° |
| Breakout force (at pin): | 2855 lbs 1295 kg |
| Breakout force (at 500mm): | 2032 lbs 921 kg |
| Lift to full height (at pin): | 1360 lbs 616 kg |
| Lift to full height (at 500mm): | 999 lbs 453 kg |
| Lift to 1.5m (at pin): | 1700 lbs 771 kg |
| Lift to 1.5m (at 500mm): | 1312 lbs 595 kg |
| Bucket width: | 61 inches 154 cm |
| Attachment style: | Deere quick-attach |
| Raise time to height: | 2.8 s |
| Bucket dump time: | 4.1 s |
| Lowering time: | 1.7 s |
| Rollback time: | 1.7 s |
John Deere 300CX Loader
| John Deere 300CX Loader | |
| Height (to pin): | 102 inches 259 cm |
| Clearance, dumped bucket: | 79.6 inches 202 cm |
| Dump reach: | 22 inches 55 cm |
| Dump angle: | 41.1° |
| Reach at ground: | 58.6 inches 148 cm |
| Rollback at ground: | 31° |
| Rollback, raised: | 119° |
| Breakout force (at pin): | 3327 lbs 1509 kg |
| Breakout force (at 500mm): | 2416 lbs 1095 kg |
| Lift to full height (at pin): | 1598 lbs 724 kg |
| Lift to full height (at 500mm): | 1122 lbs 508 kg |
| Lift to 1.5m (at pin): | 2125 lbs 963 kg |
| Lift to 1.5m (at 500mm): | 1649 lbs 747 kg |
| Bucket width: | 61 inches 154 cm |
| Attachment style: | Deere quick-attach |
| skid steer (optional) | |
| Raise time to height: | 3.6 s |
| Bucket dump time: | 4.2 s |
| Lowering time: | 2.1 s |
| Rollback time: | 1.8 s |
John Deere 47 Backhoe
| John Deere 47 Backhoe | |
| Backhoe type: | John Deere 47 Backhoe |
| Weight: | 1047 lbs 474 kg |
| 2-Foot flat digging depth: | 90 inches 228 cm |
| Reach from pivot: | 114 inches 289 cm |
| Loading height: | 70 inches 177 cm |
| Bucket Rotation: | 180 |
| Swing Arc: | 180 |
| Bucket force: | 2840 lbs 1288 kg |
| Dipperstick force: | 2005 lbs 909 kg |
3720 Serial Numbers
how to read serial numbers...
Electrical
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