Maintenance schedule
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Coolant | Gencool | 25.8 L | — | ||
| Oil | 21.5 L | — |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
The John Deere 6068HF120 is a 6.72 L 6-cylinder turbo, air/air dc engine rated at 1500 rpm, producing up to 150 kW. It powers generator sets from SDMO, including the J 165 K, J 200 K, R165 and R200. It holds 21.5 L (5.7 gal) of oil and 25.8 L (6.8 gal) of coolant.
Also known as: 6068 HF 120, John Deere 6068HF120
Part of the John Deere 6068 engine family — 57 variants share parts & fitment.
| Oil capacity | 21.5 L |
|---|---|
| Coolant capacity | 25.8 L |
| Displacement | 6.72 L |
| Cylinders | 6 |
| Aspiration | Turbo, Air/Air DC |
| Rated speed | 1500 rpm |
| Gross power | 150 kW |
This engine also powers 1 machine(s) on Power Equipment Info.
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Coolant | Gencool | 25.8 L | — | ||
| Oil | 21.5 L | — |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
| Code | Name | Meaning | Severity | Action |
|---|---|---|---|---|
| 1 | Fallo presión de aceite | LED rojo (R) de visualización | Shutdown | |
| 2 | Fallo temperatura de agua | LED rojo (R) de visualización | Shutdown | |
| 3 | Fallo no arranque | LED rojo (R) de visualización | Shutdown | |
| 4 | Fallo sobrevelocidad | LED rojo (R) de visualización | Shutdown | |
| 5 | Grupo listo para suministrar | LED verde (V) de visualización | Info | |
| 6 | Fallo alternador de carga | LED rojo (R) de visualización | Shutdown | |
| 7 | Alarma general | LED amarillo (A) de visualización | Warning | |
| 8 | Fallo general | LED rojo (R) de visualización | Shutdown |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Part # | Description | Category |
|---|---|---|
| G030077 | Air Cleaner Element (Engine) Primary | Air filter |
| G030078 | Air Cleaner Element (Engine) Secondary | Air filter |
| GM90735 | Air Cleaner | Air filter |
| GM91358 | Element, Air Cleaner | Air filter |
| GM92823 | Element, Air Cleaner Safety | Air filter |
| MQ-125-AIR-FILTER | Air Filter | Air filter |
| DZ114956 | ALTERNATOR | Alternator |
| DZ117503 | ALTERNATOR | Alternator |
| DZ123153 | ALTERNATOR | Alternator |
| LSA462M3 | Alternator | Alternator |
| RE505895 | ALTERNATOR (12V, 75A) | Alternator |
| RE506196 | ALTERNATOR | Alternator |
| RE533516 | ALTERNATOR | Alternator |
| RE533653 | ALTERNATOR | Alternator |
| RE533654 | ALTERNATOR | Alternator |
| RE537146 | ALTERNATOR (28V, 50A) (3142) | Alternator |
| RE537507 | ALTERNATOR (12V, 90 A) (31AE) | Alternator |
| RE537508 | ALTERNATOR | Alternator |
| RE550906 | ALTERNATOR | Alternator |
| RE555751 | ALTERNATOR | Alternator |
| RE558675 | ALTERNATOR | Alternator |
| RE558676 | ALTERNATOR | Alternator |
| RE558678 | ALTERNATOR | Alternator |
| RM100224 | ALTERNATOR (REMAN FOR RE505895) (12V, 75A) (3135) | Alternator |
| SE501341 | (REMAN FOR AT161324, DZ114957) (3142) | Alternator |
| SE502560 | (3164) | Alternator |
| 8972824026 | Battery Acid charge Pb-Ca maintenance free, 24V - 1100 CCA | Battery |
| MQ-125-BATTERY | Battery | Battery |
| DZ114929 | FAN BELT (LGTH = 1655 mm) | Belt |
| DZ115455 | FAN BELT (LGTH = 1550 mm) | Belt |
| DZ115812 | FAN BELT (LGTH = 1680 mm) | Belt |
| DZ117267 | FAN BELT (LGTH = 1690 mm) | Belt |
| DZ117268 | FAN BELT (LGTH = 1530 mm) | Belt |
| DZ118556 | FAN BELT | Belt |
| DZ118557 | FAN BELT | Belt |
| DZ118558 | FAN BELT | Belt |
| DZ118559 | FAN BELT | Belt |
| DZ118560 | FAN BELT | Belt |
| DZ118561 | FAN BELT; LGTH = 1750 mm (24JX) | Belt |
| DZ118764 | FAN BELT (LGTH = 1525 mm) | Belt |
| DZ118781 | FAN BELT (LGTH = 1700 mm) | Belt |
| DZ118786 | FAN BELT | Belt |
| DZ118815 | FAN BELT (LGTH = 1725 mm) | Belt |
| DZ119018 | FAN BELT | Belt |
| DZ119059 | FAN BELT | Belt |
| DZ119060 | FAN BELT (LGTH = 1555 mm) | Belt |
| DZ119061 | FAN BELT (LGTH = 1540 mm) | Belt |
| DZ119062 | FAN BELT | Belt |
| DZ119063 | FAN BELT | Belt |
| DZ119416 | FAN BELT | Belt |
| DZ119477 | FAN BELT (LGTH = 1565 mm) | Belt |
| DZ119478 | FAN BELT (LGTH = 1570 mm) | Belt |
| DZ119515 | FAN BELT | Belt |
| DZ119516 | FAN BELT | Belt |
| DZ119520 | FAN BELT | Belt |
| DZ119521 | FAN BELT | Belt |
| DZ119522 | FAN BELT | Belt |
| DZ119530 | FAN BELT (LGTH = 1675 mm) | Belt |
| DZ119531 | FAN BELT | Belt |
| DZ119533 | FAN BELT | Belt |
| DZ119715 | FAN BELT | Belt |
| DZ121128 | FAN BELT; LGTH = 1725 mm (24JW) | Belt |
| DZ121129 | FAN BELT | Belt |
| DZ121133 | FAN BELT | Belt |
| GM70424-1 | Fan Belt (12V) | Belt |
| GM70424-2 | Fan Belt (24V) | Belt |
| GM70798-1 | Fan Belt | Belt |
| GM70798-2 | Fan Belt | Belt |
| GM70798-3 | Fan Belt | Belt |
| GM70798-4 | Fan Belt | Belt |
| GM84749 | Fan Belt | Belt |
| MQ-125-BELT | V-Belt | Belt |
| R134625 | FAN BELT (LGTH = 1645 mm) | Belt |
| R500277 | FAN BELT | Belt |
| T282795 | FAN BELT | Belt |
| T428692 | FAN BELT (LGTH = 1665 mm) | Belt |
| T428724 | FAN BELT (LGTH = 1575 mm) | Belt |
| T428725 | FAN BELT | Belt |
| T428818 | FAN BELT | Belt |
| T428820 | FAN BELT (LGTH = 1580 mm) | Belt |
| T428822 | FAN BELT | Belt |
| T428823 | FAN BELT | Belt |
| T428825 | FAN BELT | Belt |
| T428863 | FAN BELT | Belt |
| VP64S17 | Pump Belt | Belt |
| 011064 | Cold Weather Operation | Cold weather operation |
| RM100100 | CONTROLLER | Controller |
| RM100131 | CONTROLLER | Controller |
| 362140-S | Main controller circuit board | Controller board |
| MOOOOO-20001Q | Auto START/STOP Engine Controller (ECU) | ECM / ECU |
| 5990101 | Power switching device (contactor) | Exerciser switch |
| MQ-125-FUEL-FILTER | Fuel Filter | Filter |
| MQ-125-OIL-FILTER | Oil Filter | Filter |
| G122208 | Clarke Eng Fluid - 5 gal | Fluid |
| G122209 | Clarke Eng Fluid -1 gal | Fluid |
| MQ-125-COOLANT | Coolant | Fluid |
| MQ-125-OIL | Engine Oil | Fluid |
| CO2775 | Element, Fuel Water Separator | Fuel filter |
| CO2776 | Element, Fuel Filter Primary | Fuel filter |
| DZ112918 | SECONDARY FUEL FILTER | Fuel filter |
| DZ115392 | Secondary Fuel Filter | Fuel filter |
| DZ122688 | SECONDARY FILTER ELEMENT (35E6) | Fuel filter |
| DZ128543 | PRIMARY FUEL FILTER | Fuel filter |
| GM50006 | Fuel Filter | Fuel filter |
| GM50074 | Fuel Filter (primary) | Fuel filter |
| RE509031 | Filter Element | Fuel filter |
| RE509208 | Fuel Filter (Former # RE517181) | Fuel filter |
| RE520906 | PRIMARY FUEL FILTER | Fuel filter |
| RE541578 | CRANKSHAFT PULLEY AND DAMPER; OD = 190 mm (1343) | Fuel filter |
| RE60021 | FINAL FUEL FILTER | Fuel filter |
| RE62419 | FUEL FILTER | Fuel filter |
| DZ123559 | COMPLETE BLOCK ASSEMBLY INCLUDES CYLINDER HEAD WITH VALVES AND ROCKER ARM ASSEMBLY, COMPLETE GASKET KIT WITH FRONT AND REAR SEALS | Gasket |
| 10000037182 | Clamp, hose - spring type CTB-27ST | Hose |
| 50332 | Hose, fuel .750 ID 35 PSI SAE 30R7 | Hose |
| 60316 | Clamp, hose - SAE 032 (1.56-2.50) | Hose |
| GM91647 | Hose, Hump | Hose |
| 223673 | Filter, oil | Oil filter |
| 352793 | Oil Filter | Oil filter |
| C04521 | Element, Oil Filter | Oil filter |
| DZ118286 | OIL FILTER | Oil filter |
| GM32809 | Oil filter | Oil filter |
| GM64496 | Oil Filter | Oil filter |
| GM77161 | Oil Filter | Oil filter |
| GM86400 | Oil Filter | Oil filter |
| RE504836 | OIL FILTER | Oil filter |
| RE539279 | ENGINE OIL FILTER | Oil filter |
| 011068 | Status: Generator at Rest, Stop Mode, 22:31 | Service part / kit |
| 011136 | DANGER Electrocution. Do not disable or modify the connection box door safety switch. | Service part / kit |
| 2x594 | Ampere rating | Service part / kit |
| 51551 | Decal set, safety | Service part / kit |
| 51552 | Decal, high temp | Service part / kit |
| 54005 | CAP, DEF FILL | Service part / kit |
| 55104 | CAP, FUEL FILL 3.50 - GREEN | Service part / kit |
| 6068HF120-183 | Engine | Service part / kit |
| 9753300442 | Oil sample kit | Service part / kit |
| DCA-125USJ | Battery Connections | Service part / kit |
| DCA-150USJ | Battery Connections | Service part / kit |
| DZ100304 | Diesel Exhaust Fluid Inline Filter | Service part / kit |
| DZ105100 | CRANKCASE VENT FILTER | Service part / kit |
| DZ105796 | OCV FILTER | Service part / kit |
| DZ109870 | SHORT BLOCK ASSEMBLY | Service part / kit |
| DZ110282 | SHORT BLOCK ASSEMBLY | Service part / kit |
| DZ110562 | Crankcase Vent System (USE WITH DZ113378 974G) | Service part / kit |
| DZ110563 | TANK HEADER SUCTION SCREEN (974J) | Service part / kit |
| DZ111004 | DEF TANK HEADER FILTER (25 Micron) | Service part / kit |
| DZ111166 | (3402) (3404) (3408) (3409) (974G) | Service part / kit |
| DZ113378 | TANK HEADER SUCTION SCREEN (974G) | Service part / kit |
| DZ114640 | DIESEL EXHAUST FLUID (DEF) DOSING UNIT FILTER | Service part / kit |
| DZ114641 | DIESEL EXHAUST FLUID INLINE-FILTER (3308) | Service part / kit |
| DZ114642 | DIESEL EXHAUST FLUID INLINE-FILTER (3310) | Service part / kit |
| DZ114643 | DIESEL EXHAUST FLUID INLINE-FILTER (3309) | Service part / kit |
| DZ114644 | DIESEL EXHAUST FLUID INLINE-FILTER (3316) | Service part / kit |
| DZ114645 | DIESEL EXHAUST FLUID INLINE-FILTER (3315) | Service part / kit |
| DZ114646 | DIESEL EXHAUST FLUID INLINE-FILTER (3317) | Service part / kit |
| DZ114647 | DIESEL EXHAUST FLUID INLINE-FILTER (3318) | Service part / kit |
| DZ114695 | DEF TANK INLET SCREEN | Service part / kit |
| DZ119883 | TORSIONAL DAMPER | Service part / kit |
| G122191 | 250 hour Maintenance Kit (without fluids) | Service part / kit |
| G122196 | 250 hour Maintenance Kit (& engine fluids) | Service part / kit |
| G122201 | 500 hour Maintenance Kit (without fluids) | Service part / kit |
| G122206 | 500 hour Maintenance Kit (& Engine fluids) | Service part / kit |
| GM75552 | Block Heater Kit | Service part / kit |
| GM75553 | Block Heater Kit | Service part / kit |
| M2870400404 | Parts List No. | Service part / kit |
| R113480 | FAN PULLEY | Service part / kit |
| R128658 | FAN PULLEY | Service part / kit |
| R128659 | FAN PULLEY | Service part / kit |
| R128660 | FAN PULLEY | Service part / kit |
| R128662 | FAN PULLEY (OD = 203 mm) | Service part / kit |
| R133295 | CRANKSHAFT PULLEY (OD = 169 mm) | Service part / kit |
| R133296 | CRANKSHAFT PULLEY & DAMPER | Service part / kit |
| R522890 | FAN PULLEY | Service part / kit |
| R545125 | CRANKSHAFT PULLEY (OD = 188 mm) | Service part / kit |
| RE500013 | CRANKSHAFT PULLEY & DAMPER | Service part / kit |
| RE505881 | (OD = 168 mm) (1324) | Service part / kit |
| RE505940 | (6895) | Service part / kit |
| RE505941 | (OD = 188 mm) | Service part / kit |
| RE520385 | SHORT BLOCK ASSEMBLY | Service part / kit |
| RE553703 | VENT SYSTEM FILTER | Service part / kit |
| RE571655 | Short Block Assembly | Service part / kit |
| RE57604 | TORSIONAL DAMPER | Service part / kit |
| RE59355 | CRANKSHAFT PULLEY & DAMPER | Service part / kit |
| SE501094 | CONNECTING ROD (REMAN FOR RE500608) (4838) | Service part / kit |
| SE501581 | CYLINDER HEAD (REMAN FOR RE57489) (5107) | Service part / kit |
| RE505939 | (1321) | Pulley |
| RE508578 | CRANKSHAFT PULLEY & DAMPER (OD = 264 mm) (1320) | Pulley |
| RE528428 | CRANKSHAFT PULLEY & DAMPER (OD = 264 mm) (1340) | Pulley |
| SE501236 | FUEL INJECTION PUMP (REMAN FOR RE518088) (16L8, 16L9) | Pump |
| SE501609 | WATER PUMP | Pump |
| SE501814 | OIL PUMP (REMAN FOR DZ100057) (5001) | Pump |
| SE502637 | WATER PUMP (REMAN FOR RE539093) (2052) | Pump |
| MQ-125-SPARK-PLUG | Spark Plug | Spark plug |
| 2.03 | Starter motor rated | Starter |
| 2.76 | Starter motor rated | Starter |
| DZ110068 | Starter Motor (12V) | Starter |
| DZ110083 | STARTER | Starter |
| DZ129200 | STARTER | Starter |
| RE501150 | STARTER | Starter |
| RE501166 | STARTER | Starter |
| RE515688 | STARTER | Starter |
| RE523501 | STARTER (3073) | Starter |
| RE523502 | STARTER | Starter |
| RE540301 | STARTER (12V, 2.5KW) (3005) | Starter |
| RE540302 | STARTER | Starter |
| RE546868 | STARTER | Starter |
| RE549229 | STARTER | Starter |
| RE549230 | STARTER | Starter |
| RE551637 | STARTER (12 V) | Starter |
| RE551644 | STARTER | Starter |
| RE552251 | STARTER | Starter |
| RE564633 | STARTER | Starter |
| RE64474 | STARTER | Starter |
| RE65175 | STARTER | Starter |
| RE65189 | STARTER | Starter |
| RE70474 | STARTER | Starter |
| RE70756 | STARTER (12 V) | Starter |
| RE70957 | STARTER | Starter |
| RE70960 | STARTER | Starter |
| RE70961 | STARTER | Starter |
| SE501401 | STARTER (REMAN FOR RE540301) (12 V, 2.5 KW) | Starter |
| SE502558 | STARTER MOTOR REMAN FOR RE549229 12V | Starter |
| SE502631 | (REMAN FOR RE523501) (12V, 4.2KW) (3073) | Starter |
| SE502632 | STARTER | Starter |
| SE502733 | STARTER | Starter |
| SE502736 | STARTER | Starter |
| SE502823 | STARTER | Starter |
| SE502333 | TURBOCHARGER (REMAN FOR RE509435) (65EC) | Turbocharger |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.
The John Deere 6068HF120 engine has an oil capacity of 21.5 liters.
The John Deere 6068HF120 has a displacement of 6.72 liters with 6 cylinders.
The John Deere 6068HF120 powers 4 generator set(s), including SDMO J 165 K, SDMO J 200 K, SDMO R165, SDMO R200.