Gears are in good condition. Was removed from a running 2017 Ski-Doo Freeride 800R E-Tec 137 with 7131.1 miles. 17 Ski-Doo Freeride 800R E-Tec Chain Case Gears Chain & Tensioner 137. Muff's Motorsports LLC specializes in the sale of used ATV and UTV parts. All items are in stock and will come as pictured and described.This item is in the category "eBay Motors\Parts & Accessories\Snowmobile Parts\Engines & Components\Snowmobile Engine Components". The seller is "muffsmotorsports" and is located in this country: US. This item can be shipped worldwide.