2011 summit 7631 track, rubber (2 tracks). Our high-quality rubber tracks are guaranteed to fit perfect on your cat or ASV skidsteer. Our summit tracks have the oem kevlar cords (not any take-off material!) and are made to oem specs. Also, our tracks are the oem tread pattern. Our aftermarket tracks are backed with a six-month warranty. (not pro-rated) guaranteed to fit perfect on the following machines: ASV posi-track rc85 ASV posi-track rc100 cat 287 cat 287b we can ship anywhere in north america with extremely reasonable trucking rates with same day shipping! Anywhere in the lower 48 states will be a max shipping cost of $200 but very possibly less. Shipping to canada is also very reasonable., to fit make: ASV,caterpillar, to fit model: 287, 287b, posi-track rc100, posi-track rc85