The Kubota M5660 is a model of tractor produced by Kubota Corporation, a Japanese manufacturer of agricultural and construction machinery. The "M" series typically refers to Kubota's mid-size tractor line, and the "5660" is the specific model number within that series.

For the most accurate and up-to-date information on the Kubota M5660, including specifications and any potential updates or new models released since my last update, I recommend checking with Crystal Tractor Hastings