The M Series 3 line of loader backhoes from Case includes five models ranging in net horsepower from 79 to 109 with dig depths from 14 feet, 3 inches to 20 feet, 4 inches. All Case M Series 3 models feature Case Family IV engines with Tier-3 certification. Electronic engines with high-pressure common rail injection on the Super M and Super M+ models improve cold starting and fuel efficiency. The Super M+ models also feature pressure compensated load-sensing hydraulics to improve fuel efficiency. The M Series 3 loader backhoes are now available with one-touch idle built into the Case pilot controls.