Feel free to call or chat with us for recommendations.
📦Shipping times may vary contact us for more information
🚚
Free Shipping on orders $500 and up., some items have a optional lift gate for a additional fee
Flat rate of $12.50 for orders below $500.
Click here for more info.
Producing 65% more performance than the GMAX 3400, the GMAX II 3900 has the power and flow to handle up to two guns and is ideal for the professional contractor who sprays a wide variety of coatings.
Everyday Reliability. Graco GMAX Standard Series gas-powered airless paint sprayers deliver unmatched durability and performance, with the capability to handle the widest range of tip sizes, longer hose lengths and heavier coatings with ease.
Endurance Chromex Piston Pump
The most reliable pump
Lasts 2X longer than the next leading brand
Repack the pump in minutes with the new QuikPak Cartridge System
QuikChange pump design allows you to swap the pump easily on the job
Faster cleaning with the QuikAccess intake foot valve
SmartControl 3.0
Consistent spray fan & pressure control
Handles the widest range of coatings with the most consistent fan pattern
Lowest dead band at any pressure
Precision Advantage Drive
The longest lasting drive
Hardened steel gears provide extremely quiet operation
Lifetime Warranty
Easy Out Pump Filter
Easy maintenance & less clogging
Exclusive inside-out filtering won't collapse to ensure a quality finish
Thick chrome over steel and pneumatic wheels for tough jobsite conditions
Retractable handle doubles as coiled hose storage
Kohler® Command Pro Engine
Heavy-duty air cleaner, forged steel crankshaft and cast-iron cylinder liner deliver contractor-grade power and reliability
Quad-Clean™ all-season four-stage cyclonic air filter protects engine in tough jobsite conditions
Oil-Sentry™ system automatically shuts engine down in low-oil conditions
Contractor PC Spray Gun
All-day comfort & control
Lightest weight gun in its class
Up to 50% lighter trigger pull force
E-Z Fit adjustable trigger length
Complete gun rebuild in seconds with ProConnect cartridge
Jobsite Ready
Includes RAC X SwitchTip and 50 ft of BlueMax II hose
Technical Specification
Convertible
Non-Convertible
Engine Brand
Kohler
Features
Endurance Chromex Pump, SmartControl 3.0, Kohler Engine, Advantage Drive, Easy Out Filter, Heavy-Duty Prime Valve, Contractor PC Gun
Fluid Inlet Size (in)
1-5/16
Fluid Inlet Thread Type
UN-2A
Fluid Outlet Size (in)
1/4
Fluid Outlet Thread Type
NPSM
Frame Configuration
Hi-Boy
Hose Inlet Diameter (in)
1/4
Includes
Contractor PC Gun, RAC X LTX 517 Spray Tip, RAC X Guard, 1/4 in x 50 ft BlueMax II Airless Hose, TSL 4 oz
Inlet Paint Strainer
8 Mesh Stainless Steel Screen
Maximum Flow Rate (GPM)
1.25
Maximum Tip Size (in)
0.036
Maximum Tip Size 1 Gun (in)
0.036
Maximum Tip Size 2 Guns (in)
0.023
Maximum Working Pressure (psi)
3300
Model
GMAX II
Number of Guns
2
Outlet Paint Filter
60 Mesh Stainless Steel Screen
Overall Height (in)
40.8
Overall Length (in)
38.3
Overall Width (in)
22.3
Power Rating (HP)
4
Power Rating (kW)
2.98
Power Source
Gas
Pressure Control Type
SmartControl 3.0
Pump Mount Type
QuikChange
Pump Rod Type
Chromex
Pump Sleeve Material
Stainless Steel
Pump Type
Endurance
Recommended Annual Usage
Up to 500 gallons per week
Series
3900
Type
Airless Sprayer
${{amount}}
Recently Viewed Products
choosing a selection results in a full page refresh
press the space key then arrow keys to make a selection
Your Cart
Loading…
Join us and Save 5% on your first order
As a subscriber you will receive the following perks:
- Advanced notice of deals and promotions
- Helpful content on equipment use, selection, and more
- Exciting new product annoucements
How to get 5% off
Just enter your email and will send the coupon code to your email.
Apply that code to receive your discount*
* Promo only valid for first purchase, promo is non transferrable, promo doesn't apply to all items
Join us and Save 5% on your first order
As a subscriber you will receive the following perks:
- Advanced notice of deals and promotions
- Helpful content on equipment use, selection, and more
- Exciting new product annoucements
How to get 5% off
Just enter your email and will send the coupon code to your email.
Apply that code to receive your discount*
* Promo only valid for first purchase, promo is non transferrable, promo doesn't apply to all items
Join us and Save 5% on your first order
As a subscriber you will receive the following perks:
- Advanced notice of deals and promotions
- Helpful content on equipment use, selection, and more
- Exciting new product annoucements
How to get 5% off
Just enter your email and will send the coupon code to your email.
Apply that code to receive your discount*
* Promo only valid for first purchase, promo is non transferrable, promo doesn't apply to all items
Shipping and Returns
Shipping should be simple
We offer free shipping on orders over $80, less than $80 we charge a single flat rate fee of $8.50
Our primary carriers include UPS and USPS and for large items a variety of freight carriers.
Please note for certain product categories particularly filters there is at times an additional charge for shipping.
Shipping policy exceptions
Not all products qualify for free shipping.
No-Hassle Returns
Except as otherwise described below, if you are not satisfied for any reason products may be returned within 30 days of shipment for a full credit or exchange (if the product is undamaged). When you make your return, you’ll need to note credit or exchange. Returned items must be in the original packaging. To initiate a return you can contact us via phone and we can coordinate the return with you.
If you have questions please contact us at 866 373 5658
Shipping and Returns
Shipping should be simple
We offer free shipping on orders over $80, less than $80 we charge a single flat rate fee of $8.50
Our primary carriers include UPS and USPS and for large items a variety of freight carriers.
Please note for certain product categories particularly filters there is at times an additional charge for shipping.
Shipping policy exceptions
Not all products qualify for free shipping.
No-Hassle Returns
Except as otherwise described below, if you are not satisfied for any reason products may be returned within 30 days of shipment for a full credit or exchange (if the product is undamaged). When you make your return, you’ll need to note credit or exchange. Returned items must be in the original packaging. To initiate a return you can contact us via phone and we can coordinate the return with you.
If you have questions please contact us at 866 373 5658
Shipping and Returns
Shipping should be simple
We offer free shipping on orders over $80, less than $80 we charge a single flat rate fee of $8.50
Our primary carriers include UPS and USPS and for large items a variety of freight carriers.
Please note for certain product categories particularly filters there is at times an additional charge for shipping.
Shipping policy exceptions
Not all products qualify for free shipping.
No-Hassle Returns
Except as otherwise described below, if you are not satisfied for any reason products may be returned within 30 days of shipment for a full credit or exchange (if the product is undamaged). When you make your return, you’ll need to note credit or exchange. Returned items must be in the original packaging. To initiate a return you can contact us via phone and we can coordinate the return with you.
