Sounds like a good idea if you live in a high snowfall area. I noticed in the DVD that Bombardier gave me you see the machines with the sliders on, going through snow up above the top of the tracks.
   Marcdds I sent you a message to you through the PM site on here. I hope you can help. Thanks. If you need my email, It's on here in the members column. 
                                                                                         The Old Trucker