The Cat D8T crawler dozer moves 18 percent more dirt per hour than its predecessor, relying on a new 4-speed automatic pow-ershift transmission coupled with a 354-horsepower, Tier 4-F C15 ACERT engine, up from 312 horsepower. The standard semi-universal (SU) blade is 19 percent larger and can carry 13.4 cubic yards of material, up from 11.3 cubic yards previously. Optional patented Performance Cutting Edges increase payload by up to 25 percent, the company says. Operating weight increases to 87,600 pounds, and drawbar power increases by up to 13 percent.
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