Equipment

Dump Trucks

745 Off-Road Dump Truck

Equipment Type:

Articulated Off-Road Dump Truck

Manufacturer:

Caterpillar

Model:

745

Year:

Price:

$

The Cat 745 is an articulated off-road dump truck for contractors who need maximum hauling capacity across active construction sites, heavy civil projects, roadwork, and large earthmoving operations. With a 45-ton capacity and tailgate setup, the Cat 745 is a practical fleet addition for companies that regularly move dirt, aggregate, spoil, demolition debris, base material, and other bulk material where standard on-road trucks may not be practical.

This machine makes sense to buy when your crews need more hauling capacity than a Cat 730 or Cat 740 can provide. It gives contractors a high-capacity off-road truck for keeping excavation, loading,
stockpile, fill, and disposal operations moving across rough or changing site conditions.

Key Specs

Common use:

Dirt hauling, aggregate hauling, spoil removal, roadwork, heavy earthmoving

Tailgate:

True

Published engine:

Cat C18

Published gross power:

511 HP

Published net power:

496 HP

Published rated payload:

45.2 tons

Rated capacity:

45 tons

Published heaped capacity:

33 yd3

About the Cat 745

The Cat 745 gives contractors a high-capacity off-road hauling option for jobs where material movement can quickly become the limiting factor. It is built for hauling excavated soil, aggregate, base material, demolition debris, and other bulk materials from loading areas to stockpiles, fill zones, crushers, or disposal points.

This machine works well for commercial site development, roadwork, utility projects, heavy civil jobs, excavation sites, industrial projects, and large earthmoving operations. Crews can pair it with excavators, wheel loaders, dozers, and compactors to keep material moving between active work areas.

The Cat 745 is useful when haul routes are unpaved, uneven, muddy, or changing as the project progresses. Its value is in giving the fleet more off-road hauling capacity without relying on highway trucks that may not be suited for active site conditions.

Best Applications

  • High-volume dirt hauling
  • Aggregate hauling
  • Spoil removal
  • Excavation support
  • Roadwork and civil construction
  • Commercial site development
  • Utility project support
  • Stockpile management
  • Fill placement
  • Demolition debris hauling
  • Haul road operations
  • Heavy earthmoving support
  • Large-scale material movement

When Buying Makes Sense

Buying a Cat 745 makes sense when your company regularly needs high-capacity off-road hauling across multiple projects. If crews frequently rent articulated trucks for excavation support, roadwork, site development, spoil removal, aggregate hauling, or heavy earthmoving, ownership may help improve scheduling control and reduce repeated rental dependency.

A Cat 745 can also make sense when smaller articulated trucks are creating hauling bottlenecks. If excavators or loaders are waiting on trucks, production slows across the site. Owning a larger off-road dump truck can help crews improve haul cycles, especially when material volume, haul distance, and site conditions require more capacity per trip.

What to Consider Before Buying

Before buying a Cat 745, consider whether your recurring work supports a dedicated articulated truck in this capacity class. The machine is most valuable when crews can keep it active across excavation support, roadwork, site development, fill placement, stockpile management, and bulk material movement.

Key items to evaluate include machine hours, service history, engine performance, transmission behavior, articulation joint condition, suspension condition, tire condition, body wear, tailgate condition, hydraulic performance, brake condition, cab condition, payload system condition, and frame wear. For used units, review signs of heavy quarry work, overloaded cycles, excessive tire wear, body damage, hydraulic leaks, drivetrain wear, and high-cycle hauling history.

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