TMG Industrial 40 Gallon 2-Stage Truck Mounted Air Compressor, 9 HP OHV Loncin Engine, Horizontal Tank, 18.7 CFM @ 90 PSI, TMG-GAC40
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Machines/ TMG-GAC40

40 Gallon Skid Mount Gas Air Compressor, 2-Stage Belt Drive, 9 HP Engine, horizontal Tank TMG-GAC40

Priced at your local TMG store β€” book a demo or request a quote.
Factory warranty Parts & service in-store Demo it in the yard
6 in stock for online order Ships from our warehouse
Where to find it
  • Richmond Warehouse 2 in stock
  • Mississauga Warehouse 4 in stock
  • Richmond Store Check with store
  • Kelowna Store Check with store
  • Oakville Store Check with store
Stock as of 2026-08-26

The TMG-GAC40 Air Compressor has a variety of applications across different trades and industries. Forklift slots make this compressor ready for mounting onto your truck or flatbed for versatile mobility and limitless overall utility. Powered by a reliable, commercial grade Loncin 9 HP gasoline engine that delivers 18.7 CFM at 90 PSI for superior air compression and performance.Β 

A belt-driven, cast iron two-stage pump produces heavy-duty air pressure that can handle multiple tools at a time and extended use over long, hard days of work. Perfect for roofing, framing, tire, equipment and utility servicing. Place directly onto your work truck and bring the air compression power with you wherever you go.

Floating-type Swedish steel valve, pressure release valve and liquid filled pressure gauges provide safe, accurate pressurized workflow and operation. Steel braided hoses, large cooling fins and NPT fittings ensure efficient air transfer from the compressor to your tools and give you an energy source you can depend on for many years to come. Parts and accessories of this product are compatible with Stanforge SF-GAC40.

  • Tank capacity: 40 gal
  • Max. pump running pressure: 175 PSI at 80% duty cycle
  • Air delivery:
    • 14.5 CFM @ 175 PSI
    • 16.5 CFM @ 135 PSI
    • 18.7 CFM @ 90 PSI
    • 20.6 CFM @ 40 PSI
  • Air outlet:
    • 2-¼” NPT quick connect
    • 1-½” NPT ball valve
  • 3 AMP battery charging circuit (battery not included)
  • Powder-coated tank finish

Engine:

  • Loncin G300FA 9 HP, 4-stroke, OHV, gasoline
  • Displacement: 302 cc
  • Regulated charging system
  • Low oil shut down
  • Start type: recoil/electric
  • EPA compliance
  • Powered by a commercial grade Loncin 9 HP gasoline engine that provides heavy duty air compression for versatile trade and industry applications
  • Hook up your nailing guns, staplers, sanders, grinders and more for roofing, framing, mobile tire, equipment and utility servicing
  • Two-stage cast iron compression pump that is belt driven to produce superior air pressure capable of handling multiple tools over an extended period of time
  • Air delivery of 18.7 CFM at 90 PSI for superior air compression performance that stands up to the toughest job site or workshop demands
  • Designed with an air compressor unloader valve that serves to release any trapped air inside the engine for easy motor restart
  • Forklift slot and truck-mounted ready design can be installed directly onto your service/work vehicle so you can bring the power wherever you go
  • Engine will automatically idle down when the tank has filled up to avoid unnecessary overuse, reduce gas consumption and lower noise level
Factory warranty

Every unit is backed by TMG factory warranty, handled at the counter β€” not over a ticket queue.

Parts & service at every store

Wear parts, fluids and service bays behind the same counter that sold you the machine.

Financing available

Flexible terms on machines and attachments β€” ask in-store for current programs.

See it before you buy it

Book a demo and put it to work in our yard. If it doesn't earn its keep, walk away.