Dirt Tricks YZ-49-D-B Lightweight Steel Rear Sprocket - 48T - Black implements 2008-2012 Yamaha YFM400 Big Bear

2008-2012 Yamaha YFM400 Big Bear IRS 4x4

2008 Suzuki LT-A450X KingQuad AXi 4x4

Anti-Fog Smoke Lenses

Upgrade your sport bumper to a sport combined by adding the skid plate

2002-2015 Yamaha YZ250

Dirt Tricks YZ-49-D-B Lightweight Steel Rear Sprocket - 48T - Black implements 2008-2012 Yamaha YFM400 Big BearMaterial: Steel Sprocket Position: Rear Sprocket Teeth: 49 The Dirt Tricks Rear Sprocket was designed and patented by Dirt Tricks president and engineer Greg Burns in 2002, using his knowledge of aerospace steels, heat treatments, as well as FEA stress analysis. His goal was to create a sprocket that would last an entire season of hard riding, yet be comparable in weight to aluminum, the end result has proven to be the toughest, most durable off road