With a 200 cc Honda engine and the ability to spray up to 2.2 gallons per minute, the GMAX 7900 is Graco’s largest gas mechanical sprayer. All 7900 sprayers come equipped with Graco’s Extreme-Duty MaxLife pump, and they can handle the widest range of tip sizes, multiple guns, longer hose lengths and heavier coatings with ease.
GMAX II 7900 Gas-Mechanical Airless Sprayer
Our largest gas-mechanical airless sprayer for the high production professional contractor

The Standard Series sprayer comes with these "Only On A Graco" features:
- Advantage Drive System – Runs quiet and has a lifetime guarantee.
- SmartControl 3.0 Pressure Control – Delivers consistent spray fan without pressure fluctuations at all spraying pressures.
- MaxLife Extreme-Duty Pump – Keeps you working by running 6X longer between repacks.
- Honda Engine – Delivers maximum performance and contractor preferred reliability.
- Rugged Cart Design – Chrome over steel makes this durable cart last for years.
- Easy Out Pump Filter – Less mess when changing or cleaning the filter.
- Heavy-Duty Prime Valve – Maintenancefree design withstands high pressure dumping.

The ProContractor Series sprayer has all the features of the Standard Series, plus:
- QuikReel – Deploy and rewind up to 300 feet of hose in seconds with out twists, kinks or coils.
- Ready To Spray – A total of 100 feet of hose and gun already installed.
- ProConnect 2 – Change out the pump using no tools in seconds resulting in quickly getting back to work.
- LED Display – Bright easy-to-read LED display shows pressure readout, job/lifetime/gallon counter and self diagnostics.
- WatchDog – Save the pump from damage when paint runs out or a hose breaks.
- On-Board Toolbox – End frustration and save time by never again searching for tips, filters, and tools.

The IronMan Series sprayer has all the features of the Standard Series, plus:
- Ceramic and Stainless Steel Ball Set – Ceramic and stainless steel ball sets provide maximum versatility no matter what you’re spraying.
- ProConnect 2 – Change out the pump using no tools in seconds resulting in quickly getting back to work.
- Roll Cage Frame – Innovative steel design withstands rugged environments and protects critical sprayer components.
- LED Display – Bright easy-to-read LED display shows pressure readout, job/lifetime/gallon counter and self diagnostics.
- Flat-Proof Tires – Roll through even the worst jobsite debris without ever going flat.
- WatchDog – Save the pump from damage when paint runs out or if a hose breaks.
- Additional 50 ft of Hose – Gives you the versatility to work farther away from the sprayer.
The GMax II 7900 IronMan Series is not available in Europe, Middle East and Africa.

Standard Series and Lo-Boy units include:
- Contractor Gun
- RAC X 517 SwitchTip and Guard
- 3/8 in x 50 ft (9.5 mm x 15 m) BlueMax II Airless Hose
- 1/4 in x 3 ft (6.4 mm x 0.9 m) BlueMax II Whip
ProContractor Series unit includes:
- Contractor Gun
- RAC X 517 SwitchTip and Guard
- 3/8 in x 50 ft (9.5 mm x 15 m) BlueMax II Airless Hose
- 1/4 in x 50 ft (6.4 mm x 15 m)BlueMax II Airless Hose
IronMan Series unit includes:
- Silver Plus Gun
- RAC X 517 SwitchTip and Guard
- RAC X Wide RAC 1231 SwitchTip
- 3/8 in x 50 ft (9.5 mm x 15 m) BlueMax II Airless Hose
- 1/4 in x 50 ft (6.4 mm x 15 m) BlueMax II Airless Hose
Manuals
- 332919C - GMAX 3400, GMAX II 3900/5900/7900, and TexSpray 5900HD/7900HD Airless Sprayers Operation (English) [other languages]
- 332921F, Manual, GMAX 3400, GMAX II 3900/5900/7900 and TexSpray 5900HD/7900HD Airless Sprayers, Parts, English
- 309412F GMAX 7900 Repair Instructions; English [other languages]
- 3A0243D - GMAX II 3900/5900/7900, TexSpray 5900HD/7900HD Airless Sprayers Repair (English) [other languages]
- 3A0269A GMAX II 3900/5900/5900 Convertible/7900, Texspray 5900HD Convertbile/7900HD Airless Sprayer Manual Collation (English) 3A0269
- 310892F; GMAX II 3900/5900/5900HD/5900 Convertible/7900 TexSpray 5900HD Convertible/7900HD Airless Sprayers Operation (English)
- 310893P - GMax II 3900, 5900, 7900, TexSpray 5900HD/7900HD Airless Sprayers, Repair (English) [other languages]
- 3A0244G GMAX II 3900/7900, TexSpray 5900HD/7900HD Airless Sprayers, Parts, English
- 311049J - GMAX II PC Board Kit 287516, 287648, 287649, 24E358, 17A095 3900/5900/5900HD/5900 Convertible/7900 LineLazer IV PC Board Kit 287689 3900/5900/200HS, IronMan Control Box Kit 24R486 500G, Installation, (ENGLISH)
332919C - GMAX 3400, GMAX II 3900/5900/7900, and TexSpray 5900HD/7900HD Airless Sprayers Operation (English)
3A0243D - GMAX II 3900/5900/7900, TexSpray 5900HD/7900HD Airless Sprayers Repair (English)
Literature
GMAX II 7900 and TexSpray 7900HD Airless Sprayers | |
U.S. Metric | |
Engine | |
Honda GX120 Engine | |
ANSI Power Rating @ 3600 rpm | 6.5 Horsepower 6.5 kW |
Sprayer | |
Maximum Working Pressure | 3300 psi 228 bar, 22.8 MPa |
Maximum Delivery Rating | 2.2 gpm 8.33 lpm |
Inlet Paint Strainer | 8 mesh (2589 micron) stainless steel screen, reusable 8 mesh (2589 micron) stainless steel screen, reusable |
Outlet Paint Filter | 60 mesh (250 micron) stainless steel screen, reusable 60 mesh (250 micron) stainless steel screen, reusable |
Pump Inlet Size | 1-5/16-12 UN-2A 1-5/16-12 UN-2A |
Fluid Outlet Size | 3/8 npsm from fluid filter 3/8 npsm from fluid filter |
Maximum Tip Size | 1 Gun with 0.048 in. tip 1 Gun with 0.048 in. tip |
2 Guns with 0.035 in. tip | 2 Guns with 0.035 in. tip 2 Guns with 0.035 in. tip |
3 Guns with 0.027 in. tip | 3 Guns with 0.027 in. tip 3 Guns with 0.027 in. tip |
4 Guns with 0.023 in. tip | 4 Guns with 0.023 in. tip 4 Guns with 0.023 in. tip |
Wetted parts | zinc- and nickel-plated carbon steel, PTFE, nylon, polyurethane, UHMW, fluoroelastomer, acetal, leather, aluminum, tungsten carbide, stainless steel, chrome plating zinc- and nickel-plated carbon steel, PTFE, nylon, polyurethane, UHMW, fluoroelastomer, acetal, leather, aluminum, tungsten carbide, stainless steel, chrome plating |
Dimensions | |
Weight: | |
GMAX 7900 Standard | 148 lb 67.3 kg |
GMAX 7900 Lo-Boy | 154 lb 70.0 kg |
GMAX 7900 ProContractor | 167 lb 75.9 kg |
GMAX 7900 Convertible, Standard | 168 lb 76.4 kg |
GMAX 7900 IronMan | 182 lb 82.7 kg |
TexSpray 7900HD ProContractor | 153 lb 69.5 kg |
TexSpray 7900HD Standard | 175 lb 79.5 kg |
Height: | |
GMAX 7900 Standard | 40.5 in 102.9 cm |
GMAX 7900 Lo-Boy | 27.2 in 69.1 cm |
GMAX 7900 ProContractor | 38.0 in. 96.5 cm |
GMAX 7900 Convertible, Standard | 38.8 in. 98.6 cm |
GMAX 7900 IronMan | 38.0 in. 96.5 cm |
TexSpray 7900HD ProContractor | 40.5 in. 102.9 cm |
TexSpray 7900HD Standard | 38.8 in. 98.6 cm |
Length: | |
GMAX 7900 Standard | 38.1 in. 96.8 cm |
GMAX 7900 Lo-Boy | 46.9 in. 119.1 cm |
GMAX 7900 ProContractor | 33.3 in 84.6 cm |
GMAX 7900 Convertible, Standard | 40.4 in. 102.6 cm |
GMAX 7900 IronMan | 33.3 in. 84.6 cm |
TexSpray 7900HD ProContractor | 38.1 in 96.8 cm |
TexSpray 7900HD Standard | 40.4 in 102.6 cm |
Width: | |
All | 24.4 in. 62.0 cm |
Noise Level: | |
Sound Power | 105 dBa per ISO 3744 105 dBa per ISO 3744 |
Sound Pressure | 96 dBa measured at 3.1 ft 96 dBa measured at 1 m |
Accessories
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BlueMax II Hose
Designed to ensure you get the best results from your airless sprayer
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Contractor & FTx Guns
Maximum performance and comfort you've come to expect with Graco's professional spray guns
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RAC X SwitchTips
The highest performing and longest lasting tips in the industry
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Silver Plus Gun
Known for its durability, long life, spraying performance, and comfortable design, it is the preferred...