Caterpillar has revamped its largest backhoes – the 440 and 450 – with new engines, hydraulics and other features. Watch at ...
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% ...
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