Service parts for the 30REZGT
Grouped by system, with how many of each the parts manual calls for.
Air intake
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Fuel | Propane |
|---|---|
| Standby power | 28 kW |
| Standby kVA | 35 |
| Prime power | 25 kW |
| Controller | Decision-Maker 3500 |
| Voltage options | 120/208 V, 277/480 V, 120/240 V |
| Phase | 3 Ph |
| Circuit breaker | 150 A |
| Dimensions (L×W×H) | 3680×1867×2160 mm |
| Dry weight | 1677 kg |
| Sound level | 66.0 dBA @ 7 m |
| Fuel tank | 322.0 L |
| Tank runtime | 24 hr |
Maintenance & consumables
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Air Cleaner Assy | GM90280 | Amazon eBay |
Common questions
How many kW is the Kohler 30REZGT?
The Kohler 30REZGT is rated 28 kW standby (35.0 kVA).
What kind of fuel does the Kohler 30REZGT run on?
The Kohler 30REZGT runs on Propane.
What air filter fits the Kohler 30REZGT?
The Kohler 30REZGT uses air filter part number GM90280.
Parts
8| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 328006 | Hose, reducer (3.00 in. to 2.50 in. ID) | 1 | Air filter | Amazon eBay |
| GM21048 | Hose, Lower Radiator | 1 | Hose | Amazon |
| GM66270 | Sensor, Low Coolant Level | 1 | Sensor | Amazon eBay |
| GM69432 | Hose, Upper Radiator | 1 | Hose | Amazon |
| GM90280 | Air Cleaner Assy | 1 | Air filter | Amazon eBay |
| GM90281 | Element, Air Cleaner | 1 | Air filter | Amazon $35.66 eBay KuduParts $43.00 |
| X-281-8 | Hose, radiator, straight, 2.25 in. ID | 2 | Hose | Amazon |
| X-6359-18 | Hose, Rubber | 1 | Hose | Amazon |
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.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Prime | 50% | 10.2 | 2.7 |
| Prime | 75% | 13.2 | 3.5 |
Available documents
Spec sheet — Towable Mobile Generators Brochure (Kohler)Service manual — tp6936 (Kohler)