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G-Force II 4040
G-Force II 4040 HC-DD Pressure Washer
Part Number: 25N678
G-Force II 4040
G-Force II 4040 HC-DD Pressure Washer
Part Number: 25N678
Ideal for large commercial or industrial contractors, the G-Force II 4040 HC-DD pressure washer is Graco’s top-of-the-line direct drive unit. The premium CAT water pump and reliable Honda engine easily handles tough, all-day cleaning and surface preparation jobs.
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Product Brochure
Ideal for large commercial or industrial contractors, the G-Force II 4040 HC-DD pressure washer is Graco’s top-of-the-line direct drive unit. The premium CAT water pump and reliable Honda engine easily handles tough, all-day cleaning and surface preparation jobs.
- Premium CAT Water Pump
- The most reliable pumps in the industry
- The most durable, longest-lasting pumps available
- 2X longer life than other pumps
- Honda® Engine
- Reliable, powerful & easy-to-start
- Oil Alert shuts down engine to prevent damage if oil level drops too low
- Thermal sensor prevents pump from overheating in bypass mode
- External Pressure Unloader
- Trouble-free, adjustable pressure
- Ability to match application requirements
- Keeps water cooler and prolongs pump life
- EZ Start Pressure Relief For Easier Starting
- Allows water bypass pump to eliminate pressure build-up in the system
- No need to pull the gun trigger while starting the washer
- Standard Graco feature
- 100% Heavy-Gauge Aluminum Frames
- Up to 40% lighter than steel frames
- Corrosion resistant to water and chemicals
- Standard on all Graco models
- Lifetime Warranty
- Direct Drive
- Compact design with fewer components and lighter weight
- Pump is connected directly to the drive shaft of the engine
- Pump rpm matches that of the engine (usually around 3500 rpm)
Specifications & Documents
Technical Specifications
Convert to Metric| Engine Brand | Honda |
|---|---|
| Engine Model | GX390 |
| Fuel Tank Capacity (qt) | 6.9 |
| Hose Inlet Diameter (in) | 3/8 |
| Hose Length (ft) | 50 |
| Includes | Professional-Grade Pressure Washer Spray Gun with Quick Connects, 36 in Pressure Washer Wand with Quick Connect, 3/8 in x 50 ft Non-Marking Pressure Washer Hose, 4 ft Chemical Injector Hose with Strainer, 0° Red Pressure Washer Tip, 15° Yellow Pressure Washer Tip, 25° Green Pressure Washer Tip, 40° White Pressure Washer Tip, Black Chemical Pressure Washer Tip |
| Maximum Flow Rate (GPM) | 4 |
| Maximum Fluid Pressure (psi) | 4000 |
| Maximum Operating Temperature (°F) | 145 |
| Maximum Working Pressure (MPa) | 27.6 |
| Maximum Working Pressure (psi) | 4000 |
| Model | G-Force II |
| Motor Drive Type | Direct Drive |
| Pump Brand | CAT |
| Pump Type | Triplex Plunger |
| Recommended Weekly Usage (Hours) | 30+ |
| Series | 4040 |
| Type | Gas Pressure Washer |
| Weight (lb) | 99 |
| Engine Brand | Honda |
| Engine Model | GX390 |
| Fuel Tank Capacity (L) | 6.5 |
| Hose Inlet Diameter (cm) | 0.9525 |
| Hose Inlet Diameter (in) | 3/8 |
| Hose Inlet Diameter (mm) | 9.525 |
| Hose Length (cm) | 1524 |
| Hose Length (m) | 15.2 |
| Hose Length (mm) | 15240 |
| Includes | Professional-Grade Pressure Washer Spray Gun with Quick Connects, 36 in Pressure Washer Wand with Quick Connect, 3/8 in x 50 ft Non-Marking Pressure Washer Hose, 4 ft Chemical Injector Hose with Strainer, 0° Red Pressure Washer Tip, 15° Yellow Pressure Washer Tip, 25° Green Pressure Washer Tip, 40° White Pressure Washer Tip, Black Chemical Pressure Washer Tip |
| Maximum Flow Rate (L/min) | 15.14 |
| Maximum Fluid Pressure (bar) | 275.8 |
| Maximum Fluid Pressure (kPa) | 27580 |
| Maximum Fluid Pressure (psi) | 4000 |
| Maximum Operating Temperature (°C) | 63 |
| Maximum Working Pressure (MPa) | 27.6 |
| Maximum Working Pressure (bar) | 276 |
| Maximum Working Pressure (kPa) | 27600 |
| Maximum Working Pressure (psi) | 4000 |
| Model | G-Force II |
| Motor Drive Type | Direct Drive |
| Pump Brand | CAT |
| Pump Type | Triplex Plunger |
| Recommended Weekly Usage (Hours) | 30+ |
| Series | 4040 |
| Type | Gas Pressure Washer |
| Weight (kg) | 45 |
Product Manuals
Warranty
Sales Literature
What's Included
| Part No. | Description | Qty | Unit |
|---|---|---|---|
| 244785 | GB KIT, ACCESSORY, GUN | 1 | ea |
| 244783 | Non-Marking Hose with Quick Disconnects, 3/8 in x 50 ft | 1 | ea |
| 127529 | Inline Chemical Injector with QDs Kit | 1 | ea |
| 805543 | Washer Spray Tip, 0004 | 1 | ea |
| 805544 | Washer Spray Tip, 1504 | 1 | ea |
| 805545 | Washer Spray Tip, 2504 | 1 | ea |
| 805546 | Washer Spray Tip, 4004 | 1 | ea |
| 805634 | Chemical Injector Washer Spray Tip | 1 | ea |
