CL Boyd offers 14 models of mid-size and large John Deere crawler excavators for sale. With quality mid-size and large crawler excavator models, choose between economy, power and high productivity models for fuel consumption, power or faster hydraulic response options to best meet your operational and organizational needs. All models offer a wide expanse of front and side glass with numerous mirrors for maximum visibility with max digging depth options ranging from 18ft. 4in. to 31ft. 5in.. Browse our selection of John Deere crawler excavators for more information on pricing, specifications, features and more.