Service parts for the KD4000
Grouped by system, with how many of each the parts manual calls for.
Air intake
1 requiredFuel system
2 requiredOil system
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Fuel | Diesel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 4000 kW |
| Standby kVA | 5000 |
| Prime power | 3640 kW |
| Emissions | Tier 2 |
| Controller | APM603, APM802 |
| Oil capacity | 103.0 L |
| Alternator | KH09370TO4D |
| Voltage options | 2400/4160 V, 3810/6600 V, 7200/1247 V, 7620/1320 V, 7970/1380 V |
| Phase | 3 |
| Rated current | 694 A |
| Power factor | 0.8 |
| Circuit breaker | 694 A |
| Battery group | 4 |
| Battery cranking | 1110 CCA |
| Battery voltage | 24 V |
| Battery quantity | 4 |
| Coolant capacity | 400 L |
| Max ambient | 50 °C |
| Sound level | 99.0 dBA @ 7 m |
Engine
| Oil capacity | 103.0 L |
|---|---|
| Coolant capacity | 103.0 L |
| Displacement | 103.0 L |
| Aspiration | Turbocharged |
| Rated speed | 1500 rpm |
Maintenance & consumables
for the Kohler KD103V20| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Outer | 230510005 | Amazon eBay | ||
| Fuel filter | Primary | 330510016 | Amazon $99.99 eBay $33.15 | ||
| Fuel filter | Secondary | 230510004 | Amazon eBay $40.00 | ||
| Oil filter | 230510002 | Amazon eBay |
Common questions
What size generator is the Kohler KD4000?
The Kohler KD4000 is rated 4000 kW standby (5000.0 kVA).
Which engine powers the Kohler KD4000?
The Kohler KD4000 is powered by the Kohler KD103V20 engine.
Is the Kohler KD4000 diesel or gas?
The Kohler KD4000 runs on Diesel.
What's the oil capacity on a Kohler KD4000?
The Kohler KD103V20 engine in the Kohler KD4000 has an oil capacity of 103.0 liters.
What alternator comes on the Kohler KD4000?
The Kohler KD4000 uses a KH09370TO4D alternator.
What oil filter fits the Kohler KD4000?
The Kohler KD4000 uses oil filter part number 230510002.
What fuel filter fits the Kohler KD4000?
The Kohler KD4000 uses fuel filter part numbers 330510016, 230510004.
What air filter fits the Kohler KD4000?
The Kohler KD4000 uses air filter part number 230510005.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Prime | 25% | 299.0 | 79.1 |
| Prime | 50% | 530.0 | 140.0 |
| Prime | 75% | 774.0 | 204.5 |
| Prime | 100% | 959.0 | 253.3 |
| Standby | 25% | 323.0 | 85.3 |
| Standby | 50% | 580.0 | 153.3 |
| Standby | 75% | 870.0 | 230.0 |
| Standby | 100% | 1060.0 | 280.0 |
Available documents
Spec sheet — g5593 (Kohler)Reference — adv9172 (Kohler)Reference — g6167 (Kohler)Reference — tt727 (Kohler)Parts manual — KD Series Quicksheet Filters (Kohler)