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| info | |
| 1989 - 1998 70 Compact Series, Compact Utility tractor | |
| Previous model: | John Deere 750 |
| Next model: | John Deere 4200 |
| Series next: | John Deere 870 |
| Series back: | John Deere 670 |
| Production | |
| Distributor: | John Deere |
| Manufacturer: | Yanmar |
| Factory: | Japan |
| Original price (USD), $13,000 (1998 ), | |
| Capacity | |
| Fuel: | 6.3 gal [23.8 L] |
| Hydraulic system: | 4 gal [15.1 L] |
| 3-Point Hitch | |
| Rear Type: | I |
| Rear lift (at ends): | 815 lbs [369 kg] |
| Power Take-off (PTO) | |
| Rear PTO: | transmission, live optional |
| Rear RPM: | 540 |
| Mid RPM: | 2100 |
| Dimensions & Tires | |
| Wheelbase: | 61 inches [154 cm] |
| Weight: | 1930 to 2105 pounds |
| Front tire: | 4.00-15 |
| 2WD Rear tire: | 12.4-16 |
| 770 Serial Numbers | |
| Location: | Serial number plate below the PTO shaft on the John Deere 770. |
| John Deere 770 Power | |
| Engine (net): | 23 hp [17.2 kW] |
| PTO (claimed): | 20 hp [14.9 kW] |
| Mechanical | |
| Chassis: | 4x2 2WD, 4x4 MFWD 4WD |
| Steering: | manual, hydrostatic power optional |
| Brakes: | dry shoe |
| Cab: | Two-post ROPS. |
| Hydraulics | |
| Type: | open center |
| Capacity: | 4 gal [15.1 L] |
| Pressure: | 2050 psi [141.3 bar] |
| Total flow: | 5.6 gpm [21.2 lpm] |
| Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Charging amps: | 20 |
| Battery | |
| Number: | 1 |
| Cold-cranking amps: | 447 |
| Volts: | 12 |
| info | |
| Bore/Stroke: | 3.22x3.39 inches [82 x 86 mm] |
| Compression: | 18.1:1 |
| Rated RPM: | 2600 |
| Idle RPM: | 800-2800 |
| Starter volts: | 12 |
| Oil capacity: | 4.2 qts [4.0 L] |
| Coolant capacity: | 5.1 qts [4.8 L] |
| Engine Detail | |
| Yanmar 3TN82-RJX, diesel, 3-cylinder, liquid-cooled, 83.1 ci [1.4 L] |
| info | |
| Speeds: | With 12.4-16 R1 rear tires. |
| Transmission | |
| Type: | unsynchronized sliding gear |
| Gears: | 8 forward and 2 reverse |
| Clutch: | dry |
| Oil capacity: | 16 qts [15.1 L] |
| info | |
| Previous model: | John Deere 750 |
| Next model: | John Deere 4200 |
| Series next: | John Deere 870 |
| Series back: | John Deere 670 |
| Dimensions | |
| 2WD Weight (operating): | 1930 lbs [875 kg] |
| 4WD Weight (operating): | 2105 lbs [954 kg] |
| Wheelbase: | 61 inches [154 cm] |
| Length: | 87.8 inches [223 cm], 111.2 inches [282 cm] (with 3-point) |
| Width: | 53.8 inches [136 cm] |
| Height (hood): | 48.1 inches [122 cm] |
| Height (ROPS): | 79 inches [200 cm] |
| Height (exhaust): | 73.5 inches [186 cm] |
| Ground clearance: | 12 inches [30 cm] |
| Front tread: | 37.5 inches [95 cm] |
| Rear tread: | 40 inches [101 cm] |
| John Deere 770 Tires | |
| Ag front: | 5.00-12 (2WD), 6.50-10 (2WD) |
| Ag rear: | 9.5-24 (2WD) |
| 2WD Standard tires (ag): | Front: 4.00-15. Rear: 12.4-16 |
| 4WD Standard tires (ag): | Front: 6.00-12. Rear: 12.4-16 |
| Lawn/turf front: | 25x8.50-14 |
| Lawn/turf rear: | 13.6-16 |
| info | |
| Previous model: | John Deere 750 |
| Next model: | John Deere 4200 |
| Series next: | John Deere 870 |
| Series back: | John Deere 670 |
| 60" Mower deck | |
| Type: | mid-mount John Deere, 3-blade |
| Cutting width: | 60 inches [152 cm] |
| Weight: | 345 lbs [156 kg] |
| Overall width: | 72.5 inches [184 cm] |
| Cut height: | 1.0 to 8.75 inch [2 to 22 cm] |
| Loader | |
| Loader type: | John Deere 70 |
| Height (to pin): | 77 inches [195 cm] |
| Clearance, dumped bucket: | 62.5 inches [158 cm] |
| Dump reach: | 31 inches [78 cm] |
| Dump angle: | 45 |
| Clearance, level bucket: | 74 inches [187 cm] |
| Reach at ground: | 46 inches [116 cm] |
| Rollback angle: | 22 |
| Breakout force (lift): | 1300 lbs [589 kg] |
| Breakout force (bucket): | 1570 lbs [712 kg] |
| Lift to full height (at pin): | 700 lbs [317 kg] |
| Bucket width: | 48 inches [121 cm], 54 inches [137 cm], 60 inches [152 cm] |
| Backhoe | |
| Backhoe type: | John Deere 7 |
| Weight: | 787 lbs [356 kg] |
| 2-Foot flat digging depth: | 90 inches [228 cm] |
| Reach from pivot: | 114 inches [289 cm] |
| Loading height: | 70 inches [177 cm] |
| Bucket force: | 1,945 lbs [882 kg] |
| Dipperstick force: | 1,095 lbs [496 kg] |