Service parts for the GP15000
Grouped by system, with how many of each the parts manual calls for.
Oil system
1 requiredIgnition
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Fuel | gasoline |
|---|---|
| Frequency | 60.0 Hz |
| Prime power | 15 kW |
| Oil capacity | 4.0 L |
| Voltage options | 120/240 V |
| Rated current | 125 A |
| Battery group | U1 |
| Battery cranking | 360 CCA |
| Dimensions (L×W×H) | 1232×787×1003 mm |
| Dry weight | 165 kg |
| Fuel tank | 60.6 L |
| Tank runtime | 10 hr |
Engine
| Oil capacity | 4.0 L |
|---|---|
| Displacement | 0.53 L |
| Aspiration | naturally aspirated |
| Rated speed | 2600 rpm |
Maintenance & consumables
for the Generac OHVI| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | 2-stage (paper, foam element) | — | 200 hr | ||
| Fuel filter | In-line fuel filter | — | |||
| Oil filter | Spin on full flow vertically mounted | — | |||
| Oil | 5W30 | 1.5 quart | 0J00620106 | 100 hr | Amazon eBay $35.00 NAPA $2.82 FridayParts $32.07 |
| Spark plug | Champion RC14YC; gap 0.030" (0.76mm) | 0J00620106 | Amazon eBay $35.00 NAPA $2.82 FridayParts $32.07 |
Service intervals
1| Item | Action | Hours | Months | Notes |
|---|---|---|---|---|
| Engine oil | Change | 100 hr | First service — every 100 hours of run time thereafter |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Recommended fluids
| Fluid | Grade | Standard | Ambient | Capacity | Notes |
|---|---|---|---|---|---|
| Engine oil | 10W-30 | Oil will need to be purchased separately based upon the recommendations listed. | |||
| Engine oil | SAE 30 | Oil will need to be purchased separately based upon the recommendations listed. | |||
| Engine oil | Synthetic 5W-30 | Oil will need to be purchased separately based upon the recommendations listed. | |||
| Engine oil | synthetic 5W-30 | Below 10°F | |||
| Fuel | unleaded gasoline, minimum 85 octane | Do not use any gasoline with more than 10% added ethanol. Never use E85. Do not mix oil with gasoline. |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Procedures
1Determine what size generator you need operation
- Choose which devices you want to power at the same time.
- Record and add the running watts listed for each device that you need to power.
- Record the starting watt requirements for each device.
- Add the starting watts for the highest starting watt device plus the total running watts to determine the total watts requirements.
- Consult the specifications to find the correct generator for your needs.
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 engine does the Generac GP15000 use?
The Generac GP15000 is powered by the Generac OHVI engine.
What kind of fuel does the Generac GP15000 run on?
The Generac GP15000 runs on gasoline.
What is the oil capacity of the Generac GP15000?
The Generac OHVI engine in the Generac GP15000 has an oil capacity of 4.0 liters.
What is the dry weight of the Generac GP15000?
The Generac GP15000 has a dry weight of 165 kg (363 lb).
How big is the fuel tank on the Generac GP15000?
The Generac GP15000 has a 60.6 liter (16 US gallon) fuel tank, giving about 10 hours of runtime.
What voltages is the Generac GP15000 available in?
The Generac GP15000 is offered in 120/240 V.
What battery does the Generac GP15000 use?
The Generac GP15000 uses 360 CCA, group U1, per the manufacturer specification sheet.
Repair guides
1Step-by-step procedures compiled from the Generac service manual for this model.
Parts
137| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 005819-0 | 26R Wet Cell Battery | Battery | Amazon eBay | |
| 048031B | CLAMP, HOSE, 09 | 4 | Clamp | Amazon eBay $2.89 |
| 070185B | OIL FILTER | 1 | Oil filter | Amazon eBay $26.99 NAPA $9.09 |
| 070264 | WASHER, FLAT, M10X4 | 1 | Washer | Amazon eBay |
| 073111 | FILTER, AIR | 1 | Air filter | Amazon eBay $16.95 |
| 0B1214 | BOLT, M8X45 | 5 | Bolt | Amazon eBay |
| 0D4968 | OUTLET 20A 120V DPLX | 2 | Outlet | Amazon eBay $22.45 |
| 0D4999 | PIN, COTTER | 2 | Pin | Amazon eBay $1.28 |
| 0E7585 | SPARK PLUG | 1 | Spark plug | Amazon eBay $12.77 NAPA $5.48 |
| 0E9470 | BOLT, M8X16 | 4 | Bolt | Amazon eBay $29.48 |
| 0E9507B | BOLT, M8X25 | 2 | Bolt | Amazon eBay $26.36 |
| 0E9507C | BOLT, M8X20 | 4 | Bolt | Amazon eBay $25.31 |
| 0G5442 | SnapButton | 1 | Button | Amazon eBay $29.48 |
| 0G8321 | METER, HOUR | 1 | Meter | Amazon eBay $24.99 |
| 0G8382 | SCREW, PAN, M5 X 16 | 8 | Bolt | Amazon eBay |
| 0G84420107 | NUT, M10 | 4 | Nut | Amazon eBay $25.16 |
| 0G84420194 | BOLT, M6X12 | 1 | Bolt | Amazon eBay $9.99 |
| 0G84420272 | NUT, M6 | 1 | Nut | Amazon eBay $24.78 |
| 0G8442C | ENGINE, 389cc | 1 | Engine | Amazon eBay $375.00 |
| 0G8442C113 | GRIP, HANDLE | 1 | Handle | Amazon eBay $35.48 |
| 0G8542 | BRACKET, MUFFLER | 1 | Bracket | Amazon eBay |
| 0G8758 | OUTLET 30A 120/250V SPCGR | 1 | Outlet | Amazon eBay $41.25 |
| 0G9028 | GASKET, EXH, CYLNDR | 1 | Gasket | Amazon eBay $16.95 |
| 0G9391 | COVER, OUTLET | 1 | Cover | Amazon eBay $49.17 |
| 0G9392 | COVER, OUTLET | 2 | Cover | Amazon eBay $38.81 |
| 0G9756 | COVER, BACK PANEL | 1 | Cover | Amazon eBay |
| 0G9757A | HOSE, FUEL, 08X55 | 1 | Hose | Amazon eBay $28.75 |
| 0G9757B | HOSE, FUEL, 08X80 | 1 | Hose | Amazon eBay $22.00 |
| 0G9911 | SWITCH, ON/OFF RED-ROTARY | 1 | Switch | Amazon eBay $14.45 FridayParts $11.92 |
| 0G9914 | FILTER, FUEL | 1 | Filter | Amazon eBay $16.99 KuduParts $8.00 FridayParts $9.80 |
| 0H0204 | PIN, AXLE | 2 | Pin | Amazon eBay $20.00 |
| 0H0265C | BREAKER, CIRCUIT, 20A | 2 | Breaker | Amazon eBay $10.99 |
| 0H0265E | BREAKER, CIRCUIT, 30A | 2 | Breaker | Amazon eBay $33.69 |
| 0H0919 | BRUSH, ALTERNATOR | 1 | Brush | Amazon eBay $25.00 |
| 0H0958 | CAP, FUEL | 1 | Cap | Amazon eBay $14.98 |
| 0H12810104 | BOLT, M6X185 | 4 | Bolt | Amazon eBay $27.56 |
| 0H1326 | Fuel Filter | 1 | Fuel filter | Amazon eBay $7.99 KuduParts $6.00 FridayParts $8.66 |
| 0H1411B | RUBBER, FUEL TANK | 4 | Rubber | Amazon eBay $26.05 |
| 0H1610A | ANTI-CRUSH 10.8OD 9ID 10LG | 4 | Lining | Amazon eBay $25.01 |
| 0H1780 | BOLT, CURVED HEAD, M8X40 | 6 | Bolt | Amazon eBay $12.99 |
| 0H1781 | BOLT, CARRIAGE HEAD M8XX46 | 2 | Bolt | Amazon eBay |
| 0H1782 | CAP NUT M8-1.25 BLACK ZINC | 9 | Nut | Amazon eBay $17.60 |
| 0H1783 | MOUNT, RUBBER VIB | 4 | Mount | Amazon eBay $20.00 |
| 0H2579B | AVR 5.5-7.5KW VISION ALT | 1 | Avr | Amazon eBay $14.65 FridayParts $20.69 |
| 0H3049 | COVER ALTERNATOR INLET 5-7KW | 1 | Cover | Amazon eBay $20.00 |
| 0H43470112 | CUP, FUEL FILTER | 1 | Fuel filter | eBay |
| 0H43470123 | GASKET | 4 | Gasket | eBay |
| 0H43470140 | AIR CLEANER | 1 | Air filter | eBay |
| 0H43470143 | GASKET, CARBURETOR, (OUT B) | 1 | Gasket | eBay $10.00 |
| 0H43470145 | GASKET, CARBURETOR, (OUT A) | 1 | Gasket | eBay $0.99 |
| 0H43470147 | GASKET, CARBURATOR (IN) | 1 | Gasket | eBay $15.00 |
| 0H43470152 | AIR TUBE | 1 | Hose | eBay |
| 0H43470163 | SEAL, COVER | 1 | Seal | eBay |
| 0H43470174 | HOSE, OIL DISCHARGE | 1 | Hose | eBay |
| 0H43470176 | HOSE, FUEL PUMP OIL INJECTION A | 1 | Hose | eBay |
| 0H43470177 | O-RING | 1 | Seal | eBay $22.00 |
| 0H43470180 | FILTER, GAS | 1 | Fuel filter | eBay |
| 0H43470181 | HOSE, FUEL PUMP | 1 | Hose | eBay |
| 0H43470182 | HOSE, FUEL PUMP AIR | 1 | Hose | eBay |
| 0H43470183 | HOSE, FUEL PUMP OIL INJECTION B | 1 | Hose | eBay |
| 0H43470184 | FUEL PUMP ASSY. | 1 | Pump | eBay |
| 0H43470189 | GASKET, MUFFLER | 1 | Gasket | eBay |
| 0H43470192 | SEAL, EXHAUST COVER | 1 | Seal | eBay |
| 0H43470196 | O-RING, RUBBER | 1 | Seal | eBay |
| 0H43470203 | WASHER/ GASKET, HOOK | 2 | Gasket | eBay |
| 0H43470288 | GASKET, VALVE COVER | 1 | Gasket | eBay |
| 0H43470303 | OIL SEAL, CRANKSHAFT | 1 | Seal | eBay |
| 0H43470306 | SENSOR ASSY., OIL | 1 | Sensor | eBay |
| 0H43470309 | GASKET, EXHAUST PIPE | 1 | Gasket | eBay |
| 0H43470312 | GASKET, CAMSHAFT | 4 | Gasket | eBay |
| 0H7510A0SRV | TANK, FUEL, 7 GAL | 1 | Tank | Amazon eBay |
| 0H8096 | SPARK PLUG | 1 | Spark plug | eBay |
| 0H9005 | METER, FUEL | 1 | Meter | Amazon eBay $12.67 FridayParts $12.00 |
| 0H91980158 | BOLT, FLANGE, M5X220 | 2 | Bolt | Amazon eBay |
| 0H91980171 | HOUSING, REAR BEARING | 1 | Housing | Amazon eBay $49.99 |
| 0H9749AST03 | PANEL RAIL BACK | 1 | Panel | Amazon eBay |
| 0H97560ST15 | HANDLE | 1 | Handle | Amazon eBay $55.73 |
| 0H9760 | CAP, END | 1 | Cap | Amazon eBay |
| 0H9761 | ALTERNATOR SCROLL | 1 | Scroll | Amazon eBay |
| 0H9763A | MUFFLER | 1 | Muffler | Amazon eBay |
| 0H97670ST15 | BRACKET, HANDLE | 1 | Bracket | Amazon eBay $37.36 |
| 0H9775B | PANEL ASSY., CONTROL | 1 | Panel | Amazon eBay |
| 0J00620100 | BOLT, M5X10 | 1 | Bolt | Amazon eBay $24.85 |
| 0J00620106 | Spark Plug | 1 | Spark plug | Amazon eBay $35.00 NAPA $2.82 FridayParts $32.07 |
| 0J0974 | SHUT-OFF VALVE, FUEL | 1 | Valve | Amazon eBay $8.99 |
| 0J35220156 | BOLT, M6X20 | 1 | Bolt | Amazon eBay |
| 0J35220161 | NUT, M8 | 2 | Nut | Amazon eBay $4.59 |
| 0J35220173 | CLAMP, 012 | 1 | Clamp | Amazon eBay $26.73 |
| 0J35220174 | CLAMP, 010 | 1 | Clamp | Amazon eBay |
| 0J4535A | MANIFOLD, EXHAUST | 1 | Manifold | Amazon eBay $38.99 |
| 0J4536 | FACE PLATE, CNTRL PNL ASSY. | 1 | Plate | Amazon eBay |
| 0J4691 | GASKET, EXH., MUFFLER | 1 | Gasket | Amazon eBay $25.37 |
| 0J47870118 | WASHER, FLAT 6X0.8 | 1 | Washer | Amazon eBay $24.70 |
| 0J4967 | BOLT, M5X12 | 6 | Bolt | Amazon eBay $24.85 |
| 0J4968 | BOLT, M5X16 | 3 | Bolt | Amazon eBay |
| 0J6072 | TERMINAL | 1 | Terminal | Amazon eBay |
| 0J7921 | ROLL OVER VALVE | 1 | Valve | Amazon eBay $20.95 |
| 0J86620100 | FRAME | 1 | Frame | Amazon eBay $89.00 |
| 0J86620103 | BOLT, M10X275 | 1 | Bolt | Amazon eBay |
| 0J86620104 | BAFFLE | 1 | Baffle | Amazon eBay $26.05 |
| 0J86620108 | NUT, M4 | 6 | Nut | Amazon eBay |
| 0K0091 | HOSE FORMED ROV-AIRBOX | 1 | Hose | Amazon eBay $15.95 |
| 0K0092 | WIRE ASSY., GRND | 1 | Wire | Amazon eBay $29.12 |
| 0K0093 | WASHER, SPECIAL LOCK | 1 | Washer | Amazon eBay |
| 0K0094 | NUT, M6 | 1 | Nut | Amazon eBay |
| 0K0097 | FRAME, BENT FOOT | 2 | Frame | Amazon eBay |
| 0K0098 | NUT, M8 | 4 | Nut | Amazon eBay $25.68 |
| 0K0099 | FOOT, RUBBER | 2 | Foot | Amazon eBay |
| 0K0100 | BOLT, M6X28 | 2 | Bolt | Amazon eBay $25.31 |
| 0K0105 | NUT, M6 | 2 | Nut | Amazon eBay $5.49 |
| 0K1291 | ALTERNATOR ASSY. | 1 | Alternator | Amazon eBay |
| 0K6011 | WHEEL | 2 | Wheel | Amazon eBay $30.00 |
| 338-4086 | Genset to Pump Actuator | 1 | Pump | Amazon eBay |
| 338-4088 | For Oil Temperature Display from Sensor | 1 | Sensor | Amazon eBay |
| 005703-0 | Paint Kit | Service part / kit | Amazon eBay | |
| 005839-0 | Fascia Base Wrap Kit | Service part / kit | Amazon eBay | |
| 006004-0 | Scheduled Maintenance Kit | 2 | Service part / kit | Amazon eBay $25.20 |
| 006016-0 | 240V Conversion Kit | Service part / kit | Amazon eBay $55.00 | |
| 022304 | WASHER FLAT 1/2 ZINC | 2 | Service part / kit | Amazon eBay |
| 067989 | NUT HEX FL WHIZ M8-1.25 | 4 | Service part / kit | Amazon eBay $6.00 |
| 0H43470136 | IGNITION COIL | 1 | Service part / kit | eBay $23.70 |
| 0H43470173 | VALVE, FUEL | 1 | Service part / kit | eBay $32.33 |
| 0H43470211 | DIODE, RECTIFIER | 1 | Service part / kit | eBay |
| 0H43470216 | BREAKER, DC CIRCUIT | 1 | Service part / kit | eBay |
| 0H43470299 | BEARING, BALL | 2 | Service part / kit | eBay |
| 0H43470310 | TAPPET, VALVE | 2 | Service part / kit | eBay |
| 0H43470316 | BEARING, OIL RETAINER | 2 | Service part / kit | eBay |
| 0H97480ST03 | FRAME, RAIL | 1 | Service part / kit | Amazon eBay $44.00 |
| 338-4084 | Harness, Switch (P2) (Includes Parts Marked @) | 1 | Service part / kit | Amazon eBay |
| 338-4085 | Genset to Battery | 1 | Service part / kit | Amazon eBay |
| 338-4087 | Lead Harness | 1 | Service part / kit | Amazon eBay |
| 338-4089 | For AC Display from Genset | 1 | Service part / kit | Amazon eBay |
| 696471068528 | Transfer Switch Model 6852 | Service part / kit | Amazon eBay | |
| 696471068535 | Transfer Switch Model 6853 | Service part / kit | Amazon eBay | |
| 696471071481 | Transfer Switch Model 9854 | Service part / kit | Amazon eBay | |
| 696471071498 | Transfer Switch Model 9855 | Service part / kit | Amazon eBay | |
| 96471068542 | Transfer Switch Model 6854 | Service part / kit | Amazon eBay |
Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Available documents
Spec sheet — 0196650-a-gp15000e (Generac)Reference (Generac)Reference — 0179960SBY (Generac)Reference — 0180710SBY (Generac)Reference — 0181210SBY (Generac)Reference — 0189200SBY (Generac)Reference — 0189200sbygpseriesportabless newlowres (Generac)Parts manual (Generac)Parts manual — 0198280-A-Portable-Maint-Kits (Generac)
This page was generated from the 9 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.