Specifications
| Fuel | Natural Gas / LP |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 60 kW |
| Standby kVA | 75 |
| Prime power | 54 kW |
| Emissions | Tier 1 |
| Controller | Decision-Maker 3+, Decision-Maker 550 |
| Oil capacity | 4.7 L |
| Alternator | PMG |
| Voltage options | 120/208 V, 127/220 V, 120/240 V, 139/240 V, 220/380 V, 277/480 V, 347/600 V |
| Phase | 3 |
| Rated current | [None, None] A |
| Power factor | 0.8 |
| Battery group | 1 |
| Battery cranking | 630 CCA |
| Battery voltage | 12 V |
| Battery quantity | 1 |
| Coolant capacity | [None, None] L |
| Max ambient | 50 °C |
| Dimensions (L×W×H) | 2200×1040×1172 mm |
| Sound level | 69.0 dBA @ 23 m |
Service specifications
30| Type | Item | Value | Unit | Condition |
|---|---|---|---|---|
| Other | 10 in. weld flange bolt circle diameter B | 361.95 | mm (14.25 in.) | |
| Other | 10 in. weld flange outside diameter C | 406.4 | mm (16.0 in.) | |
| Other | 10 in. weld flange quantity of bolts / bolt hole diameter D | 12, 25.40 | mm (1.00 in.) | |
| Other | 12 in. weld flange bolt circle diameter B | 431.80 | mm (17.00 in.) | |
| Other | 12 in. weld flange outside diameter C | 482.6 | mm (19.0 in.) | |
| Other | 12 in. weld flange quantity of bolts / bolt hole diameter D | 12, 25.40 | mm (1.00 in.) | |
| Other | 14 in. weld flange bolt circle diameter B | 476.25 | mm (18.75 in.) | |
| Other | 14 in. weld flange outside diameter C | 533.4 | mm (21.0 in.) | |
| Other | 14 in. weld flange quantity of bolts / bolt hole diameter D | 12, 28.58 | mm (1.13 in.) | |
| Other | 16 in. weld flange bolt circle diameter B | 539.75 | mm (21.25 in.) | |
| Other | 16 in. weld flange outside diameter C | 596.9 | mm (23.5 in.) | |
| Other | 16 in. weld flange quantity of bolts / bolt hole diameter D | 16, 28.58 | mm (1.13 in.) | |
| Other | 18 in. weld flange bolt circle diameter B | 577.85 | mm (22.75 in.) | |
| Other | 18 in. weld flange outside diameter C | 635.0 | mm (25.0 in.) | |
| Other | 18 in. weld flange quantity of bolts / bolt hole diameter D | 16, 31.75 | mm (1.25 in.) | |
| Other | 20 in. weld flange bolt circle diameter B | 635.00 | mm (25.00 in.) | |
| Other | 20 in. weld flange outside diameter C | 698.5 | mm (27.5 in.) | |
| Other | 20 in. weld flange quantity of bolts / bolt hole diameter D | 20, 31.75 | mm (1.25 in.) | |
| Other | 5 in. weld flange bolt circle diameter B | 215.90 | mm (8.50 in.) | |
| Other | 5 in. weld flange outside diameter C | 241.30 | mm (9.50 in.) | |
| Other | 5 in. weld flange quantity of bolts / bolt hole diameter D | 8, 22.23 | mm (0.88 in.) | |
| Other | 6 in. weld flange bolt circle diameter B | 254.0 | mm (10.0 in.) | |
| Other | 6 in. weld flange outside diameter C | 279.4 | mm (11.0 in.) | |
| Other | 6 in. weld flange quantity of bolts / bolt hole diameter D | 8, 22.23 | mm (0.88 in.) | |
| Other | 8 in. weld flange bolt circle diameter B | 298.45 | mm (11.75 in.) | |
| Other | 8 in. weld flange outside diameter C | 342.9 | mm (13.5 in.) | |
| Other | 8 in. weld flange quantity of bolts / bolt hole diameter D | 8, 22.23 | mm (0.88 in.) | |
| Other | Weld flange angle A (10, 12, 14 in. nominal pipe size) | 30 | deg. | |
| Other | Weld flange angle A (16, 18, 20 in. nominal pipe size) | 22.5 | deg. | |
| Other | Weld flange angle A (5, 6, 8 in. nominal pipe size) | 45 | deg. |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Voltage reconnection
| Voltage | Phase | Connection | Leads | Notes |
|---|---|---|---|---|
| 12-Lead | Alternator Reconnections diagram ADV-5875B-M (page 16) | |||
| 4-Lead | Alternator Reconnections diagram ADV-5875A-M (page 15) |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Common questions
What is the power rating of the Kohler 60REZG?
The Kohler 60REZG is rated 60 kW standby (75.0 kVA).
What fuel does the Kohler 60REZG use?
The Kohler 60REZG runs on Natural Gas / LP.
What alternator comes on the Kohler 60REZG?
The Kohler 60REZG uses a PMG alternator.
Parts
68model family| Part # | Description | Qty | System | |
|---|---|---|---|---|
| GM16132 | Belt, fan standard | 1 | Belt | Amazon eBay $86.00 |
| GM16133 | Gasket, intake manifold | 1 | Gasket | eBay |
| GM16140 | Cap, Bypass 5/8” (includes cap, connector, hose, clamps) | 1 | Hose | eBay |
| GM16158 | Hose, PVC (PCV system) | 1 | Hose | Amazon eBay |
| GM16180 | Alternator, 70 amp | 1 | Alternator | eBay |
| GM16199 | Gasket, manifold exhaust | 2 | Gasket | eBay |
| GM16202 | Gasket, intake manifold | 1 | Gasket | eBay |
| GM16348 | Gasket, valve rocker arm cover | 2 | Gasket | eBay |
| GM16353 | Gasket, cylinder head (60 kw) | 2 | Gasket | eBay |
| GM16360 | Gasket, distributor | 1 | Gasket | Amazon eBay |
| GM16362 | Gasket, oil pan | 1 | Gasket | eBay |
| GM16366 | Seal, crankshaft front oil | 1 | Seal | Amazon eBay |
| GM16385 | Seal, intake valve stem oil | 6 | Seal | Amazon eBay |
| GM16474 | Seal, crankshaft rear oil | 1 | Seal | eBay |
| GM16482 | Pump, oil, .742 dia. tube (incl. items 38--43) | 1 | Pump | Amazon eBay |
| GM16483 | Gasket, water pump cover | 1 | Gasket | Amazon eBay |
| GM16496 | Seal, exhaust valve stem oil | 6 | Seal | Amazon eBay |
| GM16536 | Gasket, thermostat cover | 2 | Gasket | Amazon eBay |
| GM16582 | Gasket, water pump (part of item 31) | 1 | Gasket | Amazon eBay |
| GM16703 | Filter, oil | 1 | Oil filter | Amazon $9.06 eBay $58.00 |
| GM22171 | Spark plug | 8 | Oil filter | Amazon eBay |
| GM38981 | Gasket, crankshaft rear oil seal housing | 1 | Gasket | eBay |
| GM39227 | Sensor, 1 bar TMAP | 1 | Sensor | eBay |
| GM39601 | Sensor, coolant | 1 | Sensor | eBay |
| GM42034 | Oil filter | 1 | Oil filter | Amazon eBay $41.00 |
| GM42579 | Hose, fuel 3/8 in. 14.5 in. | 1 | Hose | eBay |
| GM60238 | Gasket, man. adapter Venturi | 1 | Gasket | Amazon eBay |
| GM69504 | O-ring | 1 | Seal | eBay |
| GM72292 | Sensor, O2 | 1 | Sensor | Amazon eBay |
| GM72302 | Sensor, T map 3-bar | 2 | Sensor | Amazon eBay |
| GM72303 | Sender, oil pressure | 1 | Sensor | Amazon eBay |
| GM74361 | Silicone hose | 1 | Hose | eBay |
| GM75023 | Seal, crankshaft pos. sensor | 1 | Seal | Amazon eBay |
| GM75083 | Sensor, crishf posn | 1 | Sensor | eBay |
| GM75088 | Seal, oil pan drn plug(o ring) | 1 | Seal | eBay |
| GM75100 | Gasket, cyl hd | 1 | Gasket | eBay |
| GM75133 | Hose, WP to Int Man | 1 | Hose | eBay |
| GM75159 | Wires, Spark Plug | 1 | Spark plug | eBay |
| GM75222 | Pump kit, wat, (incls plug, seal, cover, gasket) | 1 | Pump | eBay |
| GM75237 | Pump kit, wat (incls plug, seal, cover, gasket) | 1 | Pump | eBay |
| GM79585-S | Thermostat, Service Kit (includes gasket) | 1 | Thermostat | Amazon eBay eBay |
| GM85014 | Gskt, head (5.7L Turbo) (80/100 kW) | 2 | Gasket | eBay |
| GM85017 | Belt, Alt | 1 | Belt | Amazon eBay $52.00 |
| GM85020 | Hose, High Temp 1/2” ID (12 in.) | 1 | Hose | eBay |
| GM85023 | Hose, Oil Supply Asm | 1 | Hose | eBay |
| GM85026 | Hose 2.0” ID x 3.0” Silicone | 1 | Hose | eBay |
| GM85027 | Hose Reducer 2.50/2.36 Sil | 1 | Hose | eBay |
| GM85028 | O-ring, Dash 108 Buna-N | 1 | Seal | eBay |
| GM85032 | Belt, Alt G-Rib .813” x 73.25” | 1 | Belt | Amazon eBay |
| GM85033 | Gasket, Exhaust | 4 | Gasket | eBay |
| GM85034 | Gasket Set, Exh Manifold | 2 | Gasket | eBay |
| GM85041 | Turbocharger | 1 | Turbocharger | eBay |
| GM85043 | Gasket, Exhaust Pipe | 1 | Gasket | eBay |
| GM85046 | Gasket, Int Man 5.7 High Temp | 1 | Gasket | eBay |
| GM90538 | Camshaft Position Sensor (part of item 1) | 1 | Sensor | Amazon eBay $154.89 |
| GM16159 | Valve, PCV | 1 | Service part / kit | Amazon eBay |
| GM29586 | Valve, throttle, 60 mm | 1 | Service part / kit | Amazon eBay |
| GM69494 | EPR assembly (5.0 L) | 1 | Service part / kit | eBay |
| GM69500 | Mixer | 1 | Service part / kit | eBay |
| GM72585 | EPR assembly (5.0 L, dual fuel) | 1 | Service part / kit | eBay |
| GM72586 | EPR assy (5.7L, 60, kW dual fuel) | 1 | Service part / kit | eBay |
| GM75155 | Distributor HVS (includes item 10) | 1 | Service part / kit | eBay |
| GM75164 | Coil, Ignition | 1 | Service part / kit | eBay |
| GM75212 | EPR assembly (5.7 L, 60 kW) | 1 | Service part / kit | eBay |
| GM85009 | EPR assembly (5.7 L, 80 kW) | 1 | Service part / kit | eBay |
| GM85010 | EPR assembly (5.7 L, 100 kW) | 1 | Service part / kit | eBay |
| GM85031 | Wires, Plug HVS 8MM Hi Temp | 1 | Service part / kit | eBay |
| GM93491 | EPR assembly (60RCL) | 1 | Service part / kit | eBay |
Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Standby | 25% | 9.9 | 2.62 |
| Standby | 50% | 14.7 | 3.88 |
| Standby | 75% | 19.4 | 5.12 |
| Standby | 100% | 22.4 | 5.92 |
Available documents
Spec sheet — 60REZG (Kohler)Reference (Kohler)Reference — G6-39 0918AZ (Kohler)Parts manual — tp6731 (Kohler)Service manual — cold weather kit tt1723 (Kohler)Service manual — tp6712 (Kohler)Service manual — tp6799 (Kohler)Service manual — tt1723 (Kohler)