there is no shortage of rental shops that can set you up with a tour in Yellowstone go here have a look
Reserve your spot for guided snowmobile tours of Yellowstone National Park from Yellowstone Vacation Snowmobile Tours.
www.yellowstonevacations.com
and there are tons of rental places that offer great deals on lodging and snowmobile rentals
do a simple online search and you will find many
the better deals will include a free tank of fuel each day, and almost ALL of them offer some sort of options on hiring a guide for outside the park rides, if your new or not sure of yourselves, , just as many have daily group rides you can join so not to ride alone
its NOT hard to find things these days if you look, and the trails out there are marked pretty good so easy to navigate on your own if you have simple map reading skills , paying attention to signage while you ride, or a GPS as back up
west yellowstone is a great place to go, the scenery in and out of the park is awesome and trails are very well taken care of!
and a link for rentals, lots of different places again, to pick from and many offer all sorts of sleds to rent, not just one type or model!
See the beautiful countryside that West Yellowstone Montana has to offer in the winter. With beautiful snowmobile trails near by, our rentals have you covered.
www.yellowstoneadventures.com
and for packages on lodging and rentals
Yellowstone Snowmobile Packages and Lodging
www.nationalparkreservations.com