Bobcat® E42 parts and rubber tracks are available for online shopping with free shipping to a commercial address. Buy aftermarket replacement rubber tracks for your Bobcat® E42 mini excavator online at Rubbertrax. We currently offer the sprocket known as original part number (7162768), the idler assembly (7199074), the bottom roller known as dealer part number (7013575) and the top carrier roller (7020867) for this model. We are constantly expanding our inventory so check back often for more parts availability. We typically stock optional tread patterns for the Bobcat® E42 mini excavator track size as well. Our Bobcat rubber tracks and undercarriage parts are backed by an industry leading warranty with the best customer service in the country.