We won't pretend that we preferred a base Polaris Rush to the new Indy SP. We didn't. However, the standard benefits of the 800 Rush Pro-R do make it a better value than even the top of the line SP version of the Indy.
The major difference between the Pro-R and an Indy SP stands out immediately. The Pro-Ride rear suspension gives the Rush a look like no other production snowmobile ever made. Its externally mounted rear shock defines Pro-Ride in both the Rush and longer-track Switchback models.
More: 2014 Polaris 800 RUSH Pro-R Review on Snowmobile.com