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Construction Dozers for Sale in Ontario (47 listings)

Shop new and used construction equipment across Canada on SupplyPost.com. Whether you are replacing core units, adding project capacity, or sourcing specialized machines, you can compare available listings quickly and contact sellers directly. Browse Excavators, Mini Excavators, Wheel Loaders, Skid Steer Loaders, Dozers, Graders, Compactors, Backhoe Loaders, Track Loaders, Off Highway Trucks. Leading brands with active construction listings include Caterpillar (CAT), Komatsu, John Deere, Hitachi, Volvo, Bobcat, and Case. Explore thousands of equipment listings from almost 100 dealers, along with additional listings from private sellers across Canada.


  • 2018 Komatsu D51EX-24 Featured Listing

    2018 KOMATSU D51EX-24 Good condition 120"PAT blade 22" single grouser... 

  • 2017 Liebherr 716 LGP Featured Listing

    2017 716 Liebherr Dozer for sale. 6-way blade, 1,000hrs. $168,000 OBO.... 

  • 1997 Case 550G Featured Listing

    1997 Case 550G

    $38,000 CAD

    1997 Case 550G Dozer. $38,000 OBO. Located in Lowbanks, ON. 

  • 2016 Caterpillar D6T Featured Listing

    2016 Cat D6T dozer for sale. Has 11,226 hours. $165,000. Contact for... 

  • 2012 Caterpillar D8T

    2012 Caterpillar D8T

    $480,000 CAD / $348,000 USD

    CAT D8T (2012) UNIT # D5523 MACHINE HOURS: 6727 ECM IDLE HOURS:... 

  • 2018 Caterpillar D8T

    2018 Caterpillar D8T

    $575,000 CAD / $417,000 USD

    CAT D8T (2018) UNIT # D2380 MACHINE HOURS: 7698 NEUTRAL HOURS:... 

  • 2019 Caterpillar D6 LGP

    2019 Caterpillar D6 LGP

    $335,000 CAD / $243,000 USD

    CAT D6 LGP VP (2019) UNIT # D3490 MACHINE HOURS: 6790 ECM IDLE... 

  • 2022 Komatsu D39EX-24

    2022 KOMATSU D39EX-24 Has remaining balance of 60m/ 10,000 hour... 

  • 2020 Caterpillar D6 XE LGP

    2020 Caterpillar D6 XE LGP

    $355,000 CAD / $258,000 USD

    CAT D6 XE LGP (2020) UNIT # D3703 MACHINE HOURS: 6915 ECM IDLE... 

  • 2021 John Deere 550K

    2021 DEERE 550K Very clean Low hour Dozer equipped with PAT blade and... 

  • 2022 Komatsu D71EXI-24

    2022 KOMATSU D71EXI-24 Clean, well maintained dozer. c/w IMC controls &... 

  • 2022 Komatsu D71EXI-24

    2022 KOMATSU D71EXI-24 Clean, well maintained dozer., c/w 152" PAT... 

  • 2021 Komatsu D39EX-24

    2021 KOMATSU D39EX-24 Equipped with 107" PAT blade, 20" shoes & hitch,... 

  • 2018 Komatsu D51EX-24

    2018 KOMATSU D51EX-24 Equipped with 10’ PAT blade w/manual tilt, 22”... 

  • 2014 John Deere 550K XLT

    Cab w/ AC; Extra-Long Track; 450 mm (18 in.) Pads; Hydrostatic Trans;... 

Buying Considerations

Start with application fit: operating weight class, hydraulic performance, attachment compatibility, and transport dimensions for the jobs you actually run. For used equipment, review service records, total hours, and condition in high-wear systems such as hydraulics, powertrain components, and undercarriage or tires. Compare location, seasonality, and expected utilization before deciding whether to buy or rent. If uptime is critical, prioritize units backed by strong parts availability and dealer service support.

Dealer Network

SupplyPost connects buyers with active Canadian construction dealers, including Brandt Tractor, Inland Truck & Equipment, Pacific Rim Equipment, Semler's Equipment, Optimum Equipment Solutions, and Marcel Equipment Limited. These dealers regularly list new and used inventory and can support inspections, logistics, and purchase planning.

Find Construction Equipment by Province

Browse construction equipment in British Columbia, Alberta, Ontario, and Saskatchewan.

FAQ

What service-history details matter most before buying a used excavator or dozer?

Look for documented hydraulic service intervals, undercarriage replacement history, and any major engine or final-drive work. Confirm hour-meter consistency and check whether pins, bushings, and swing components were measured against wear limits.

How should I compare machines that look similar on price?

Compare total owning cost, not list price alone: remaining component life, tire or undercarriage condition, attachment package value, transport costs, and expected downtime risk. A higher-priced unit with stronger records and lower wear is often the better buy.

Which specs should I validate first for production-focused jobs?

Validate operating weight class, hydraulic flow and pressure, breakout force, and cycle-time performance against your target application. Then confirm attachment compatibility and local service support so the machine can stay productive after delivery.

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