pro max gas polychain belt

MODEL(S): B4035HCP407, B5535HGEA403

Pro-Max Series Gas, Polychain

Gas Engine, Polychain Drive

Part#GPMPSIModel/BrandPump Spec Sheet
B1520KCEA12515.0 2000CH750 Kohler*CAT
B1228KGEA10512.0 2800CH750 Kohler*GP
B8030HGEA4068.0 3000GX630 Honda*GP
B1030KGEA39010.8 3000CH750 Kohler*GP
B4035HCP4074.03500GX390 HondaCAT
B4035HG4034.03500GX390 HondaHP
B5535HAEA4095.5 3500GX630 Honda*AR
B5535HGEA4035.53500GX630 Honda*HP
B8035HAEA4068.0 3500GX690 Honda*AR
B8035HGEA4068.03500GX690 Honda*GP
B4040HG4034.0 4000GX390 HondaHP
B5540HAEA4095.5 4000GX630 Honda*AR
B5540HGEA4035.54000GX630 Honda*GP


  • Revolutionary aircraft grade aluminum frame with dual handles (no welds to fail)
  • Lifetime frame warranty
  • Easy access tip holder/gun holder/hose hanger on handle
  • Epoxy powder coated finish
  • 10,000 hour rated Gates polychain cogged belt (2 year warranty)
  • 50 mesh inlet water filter – *excludes 8 thru 15 GPM units
  • EZ-Start
  • Adjustable pressure unloader
  • Low oil shutdown except GX690 models
  • Engine oil drain offers easy maintenance
  • Oversize pneumatic tires
  • Dual spring cushioned shock absorbing feet
  • 3/4″ cold-rolled steel threaded axle
  • Commercial/Industrial grade engines
  • Low speed pump and thermo-sensor (prevents overheating in bypass mode)

NOTE: *8 thru 15 GPM units set up for tank feed.

NOTE: All units are completely factory assembled, tested in the USA, and delivered ready to operate. 



  • Gun/wand assembly w/quick connects
  • 50′ high pressure hose w/quick connects
  • Maxi-Flo 20% chemical injector assembly w/quick connects
  • 4 color-coded QC spray nozzles
  • 1 color-coded QC chemical nozzle

NOTE: Electric start is standard on V-Twin engine models and include battery, marine battery box, and remote 6 gallon poly fuel tank.

Not for sale to California-see options for California compliant upgrade


Skid Mount – Precede model with S/
Example: S/B5540HAEA309

Block Mounted K7 Unloader
3500 PSI max

CCK006 Remote 6 Gal. Poly Fuel Tank w/ Carbon Canister-California compliant upgrade


Electric Start upgrade option: Available on GX390 Hondas only

All electric start models include battery and marine battery box

Ready to Work - Fully Tested and Assembled in the USA