With a 200cc Honda engine and the ability to spray up to 1.6 gallons per minute (6.1 liters per minute), the GMAX II 5900 is the industry standard for the professional contractor who sprays a wide variety of coatings on residential, commercial and industrial jobs.Beyond Jobsite Tough. Graco IronMan Series gas-powered airless paint sprayers provide superior power & durability to handle the most brutal and demanding conditions typically found on large commercial and industrial job sites.

• Endurance Vortex MaxLife Extreme Piston Pump
  • The longest life
  • Breakthrough Vortex Rotating Rod Technology
  • Extreme rod extends pump rod life by 3X
  • Oversized passages for high velocity flow to rotate piston for even wear
  • 6X more gallons sprayed between repacks
  • Graco exclusive abrasion-resistance composite delivers the most durable wear surface
  • Repack pump in minutes with QuikPak cartridge repair system
• ProConnect 2 Pump Replacement System
  • Pump swaps in 1-minute or less – no tools, pins or parts to lose
  • Eliminate costly downtime
• Flat Proof Tires
  • Never Have a Flat Again
  • Tires can’t be punctured by nails, screws, or any sharp debris
• Crushproof Inlet Strainer
  • Durable Filtration
  • Stands up to harsh impacts to maintain filtering and flow
• 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
• WatchDog Pump Protection System
  • Automatically prevents pump damage if material supply is too low
• Precision Advantage Drive
  • The longest lasting drive
  • Improved jobsite conditions with extremely quiet operation
  • Lifetime Warranty
• Honda® Engine
  • Reliable, powerful & easy-to-start
  • Oil Alert shuts down engine to prevent damage if oil level drops too low
  • Contractor Preferred
• 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
  • More info: graco.com/ContractorPC
• Additional Features:
  • Easy Out Pump Filter
  • Heavy-Duty Prime Valve
  • LED Display
  • Rugged, Durable Cart Design

Technical Specifications

CONVERT TO METRIC

Compatible Material	Stains, Oil, Lacquer, Primers, Fillers, Acrylics, Interior Emulsions, Exterior Emulsions, Latex, Anti-Corrosive Paints
Compatible Replacement Pump	17H826
Convertible	Non-Convertible
Engine Brand	Honda
Engine Size (HP)	6.5
Features	Endurance Vortex MaxLife Extreme Pump, SmartControl 3.0, Flat Proof Tires, Honda Engine, Advantage Drive, ProConnect 2, Easy Out Filter, Crushproof Inlet Strainer, Heavy-Duty Prime Valve, WatchDog, LED Display, Contractor PC Gun
Filter Mesh Size	60
Fluid Hose Inside Diameter (in)	1/4
Fluid Inlet Size (in)	1-5/16
Fluid Inlet Thread Type	UN-2A
Fluid Outlet Size (in)	3/8
Fluid Outlet Thread Type	NPSM
Frame Configuration	Hi-Boy
Hose Inlet Diameter (in)	1/4
Hose Reel Type	Hose Rack
Includes	Contractor PC Gun, RAC X LTX 517 Spray Tip, RAC X Guard, 3/8 in x 50 ft (15 m) BlueMax II Airless Hose, 1/4 in x 3 ft (0.9 m) BlueMax II Airless Whip Hose, TSL 4 oz (118 ml)
Inlet Paint Strainer	8 Mesh Stainless Steel Screen
Maximum Flow Rate (GPM)	1.6
Maximum Fluid Working Pressure (psi)	3300
Maximum Hose Length (ft)	150
Maximum Sound Pressure Level (dB(A))	96
Maximum Tip Size (in)	0.043
Maximum Tip Size 1 Gun (in)	0.043
Maximum Tip Size 2 Guns (in)	0.033
Maximum Tip Size 3 Guns (in)	0.023
Maximum Working Pressure (MPa)	22.8
Maximum Working Pressure (psi)	3300
Model	GMAX II
Number of Guns	1
Outlet Paint Filter	60 Mesh Stainless Steel Screen
Overall Height (in)	40.5
Overall Length (in)	37.7
Overall Width (in)	24.4
Power Rating (HP)	6.5
Power Rating (W)	4847.1
Power Rating (kW)	4.85
Power Source	Gas
Pressure Control Type	SmartControl 3.0
Product Series	IronMan
Pump Mount Type	ProConnect 2
Pump Rod Type	MaxLife Extreme
Pump Sleeve Material	MaxLife
Pump Type	Endurance Vortex
Recommended Annual Usage	Up to 1,000 gallons per week
Series	5900
Spray Gun Type	Contractor PC Pro Gun
Spray Type	Airless
Type	Airless Sprayer
Weight (lb)	147
Wetted Material	Acetal, Aluminum, Chrome Plating, Fluoroelastomer, Leather, Nylon, PTFE, Polyurethane, Stainless Steel, Tungsten Carbide, UHMWPE, Zinc-Plated Carbon Steel, Nickel-Plated Carbon Steel

SHOW FEWER SPECIFICATIONS

Product Manuals

3A6400B, GMAX 3400, GMAX II 3900/5900/7900, and TexSpray 5900HD/7900HD Airless Sprayers, Operation, English (7 MB)

English 

3A6417G, GMAX™ 3400, GMAX™ II 3900/5900/7900, and TexSpray 5900HD/7900HD Airless Sprayers, Parts, English (4 MB)

(English Only)

3A6285H, Manual, Contractor PC Spray Guns, Operation, Parts, Repair, English (3 MB)

English 

3A6418A, GMAX 3400™, GMAX™ II 3900/5900/7900, and TexSpray 5900HD/7900 HD Airless Sprayer Manuals, Collation, English (600 KB)

(English Only)

Warranty

Graco CED Warranty (89 KB)

(English Only)

Sales Literature

344383EN-F.pdf (4 MB)

English 

Certifications

199810H, GMAX 3400, 3900, 5900, 7900, TexSrayer 5900HD & 7900HD, EU-Declaration of Conformity (164 KB)

What’s Included

PART NO.	DESCRIPTION	QTY	UNIT
17Y042	Contractor PC Airless Spray Gun with RAC X 517 SwitchTip	1	ea
LTX517	RAC X SwitchTip, 517	1	ea
246215	RAC X HandTite Tip Guard	1	ea
240797	BlueMax II Airless Hose, 3/8 in x 50 ft	1	ea
277249	BlueMax II HP Airless Whip Hose, 1/4 in x 3 ft (0.9 m), 4000 psi	1	ea
238049	TSL Throat Seal Liquid, 4 oz	1	ea

Repair Parts

PART NO.	DESCRIPTION
244068	Easy Out Pump Manifold Filter, Long, 100 mesh
244069	Easy Out Pump Manifold Filter, Long, 200 mesh
244071	Easy Out Pump Manifold Filter, Long, 30 mesh
244067	Easy Out Pump Manifold Filter, Long, 60 mesh
240794	BlueMax II Airless Hose, 1/4 in x 50 ft
17A095	KIT, REPAIR, CONTROL BOARD, GMAX
248215	KIT, REPAIR, INTAKE TUBE
257352	Q KIT, REPAIR, PRIME VALVE, HD
244240	KIT, REPAIR, RETURN LINE, HI
243222	Pressure Control Transducer Repair Kit