The 440 and 450 center-pivot Caterpillar backhoe loaders have maximum digging depths of 15 feet 6 inches and 17 feet, respectively. Powered by the Cat C4.4 ACERT engine that uses SCR technology, the ...

Caterpillar added a new 15-ft. model 440 center-privot backhoe Cat added the 440 backhoe to complement the 430 F2. with 25% more backhoe lifting capacity to complement the 430F2 at the same time it ...

Caterpillar product experts share the biggest changes in the cabs of the new 440 and redesigned 450 backhoe-loaders – such as new seat-mounted controls and a redesigned console – and the performance ...

Models 440 and 450 Caterpillar backhoe loaders have been upgraded. Next-generation Cat 440 and Cat 450 backhoe loaders have a new engine—the C3.6—that increases the gross power rating of the 440 by 9% ...