HEAVY EQUIPMENT                    –                   HEAVY TRUCK                   –                   SMALL ENGINES     

Hyundai Doosan Infracore (HDI) Construction Equipment marks a new beginning as DEVELON.

Powered By Innovation

Meaning ‘Develop’ and ‘Onwards,’ DEVELON represents HDI’s new beginning and challenging spirit. The new brand name encompasses our willingness to move onwards to the future through innovation and to relentlessly change the world with top-level products and solutions.

"Our dealers and customers should expect the same strong support from DEVELON in the future," says Roecker. "We are committed to the long-term success of the new brand and ensuring our customers have the support they need to be successful. DEVELON makes best-in-class equipment, excelling in performance, durability and reliability. That commitment will remain constant." - Todd Roecker, vice president of growth initiatives at Develon

Bearco & Creekbank Trailers

GF Preston now carries Bearco & Creekbank Trailers. These trailers are handmade in Ontario, made with quality materials. On or off road, these trailers come in many sizes and specs. Customize your trailer, your way.

Onan P2500i Portable Generator

Peak Watts:  2500  |  Running Watts:  2200  |  Noise Level:  52 dB

Great for:

  • Small Appliances
  • Tailgating
  • Electronics
  • Camping

In Stock
(CAD) $1099.99 + HST

Onan P4500i Portable Generator

Peak Watts:  4500  |  Running Watts:  3700  |  Noise Level:  52 dB

Great for:

  • Medium Appliances
  • Camping
  • RV Use
  • Motor Sports

In Stock
(CAD) $1599.99 + HST

Onan 9500 Dual Fuel Portable Generator

Peak Watts:  9500 Gas, 8550 Propane  |  Running Watts:  7500 Gas, 6750 Propane  |  Noise Level:  74 dB

Great for:

  • Large Appliances
  • Food Trucks
  • Home Emergency Backup
  • General Contractor Work
In Stock
(CAD) $1589.99 + HST

Home Standby Generators

The QuietConnect™ series of home standby generators is enhanced with features – like weather protective, sound insulated enclosures – for a best-in-class 65dB or lower noise, approximately the same volume as a normal conversation.

  • Designed to be extremely quiet
  • Remote diagnostics capabilities
  • Incredibly efficient operation
  • Extremely compact design
  • Designed for durability
  • Intelligent load management
  • Customizable backup power solutions

Contact for more information


sundridge, ontario

GF Preston is a full-service heavy equipment, heavy truck, and small engine dealership. Our business has been going strong for over 65 years; we are located in Sundridge, ON.

We offer sales, service, parts, rentals, and heavy floating for a wide-ranging variety of equipment and brands. Our dealership works alongside Develon, Husqvarna, FAE, ROTOTILT, Wallenstein, Cummins Onan, BATEMAN, GRYB, Hultdins, Doosan Portable Power, and many more!

Our sales team is backed up by an experienced service and parts team, ready to service what we sell. Please feel free to stop by 289 Albert St, Sundridge, ON, or give us a call at (877) 245-2456, we are open Monday – Friday, 7am – 5pm.