

The Graco 17E827K GMAX II 3900 Hi-Boy is a high-performance gas airless sprayer built for professional, heavy-duty painting applications.
This unit is a complete sprayer system and does not fit into other machines. It operates as a standalone solution for professional applications.
The Graco 17E827K GMAX II 3900 Standard Hi-Boy (Kohler) is a gas-powered airless paint sprayer built for professional contractors who need high performance and reliability on demanding job sites. Designed with a powerful Kohler engine, this sprayer delivers consistent output for large-scale residential, commercial, and industrial projects.
Mounted on a durable Hi-Boy cart, the unit offers excellent mobility and stability, making it easy to move across job sites. It is engineered to handle a wide range of coatings, including latex paints, primers, and heavier materials.
| Model | GMAX II 3900 Standard Hi-Boy |
|---|---|
| Part Number | 17E827K |
| Engine Type | Kohler Gas Engine |
| Maximum Pressure | 3300 PSI |
| Maximum Flow Rate | 1.25 GPM |
| Mount Type | Hi-Boy Cart |
| Usage | Professional and commercial painting |