This radius rod is 18&1/8 center to center and is for the early'90's PRS chassis Ski Doos. It is fairly rare (the longer size). Let me know if you have any questions.
The item "Ski Doo PRS Chassis Snowmobile 18&1/8 Radius Rod Formula Plus Mach 1 670 MX LT" is in sale since Monday, August 21, 2017. This item is in the category "eBay Motors\Parts & Accessories\Snowmobile Parts\Other Parts". The seller is "drichardson2" and is located in Clarksville, Michigan. This item can be shipped worldwide.