【Compatible with RZR】:Compatible with Polaris RZR 800 2008-2014, RZR S 800 2009-2014, RZR 4 800 2010-2014.
【Compatible with Ranger】:Compatible with Polaris Ranger 800 2013-2017, Ranger 800 Mid-Size 2013-2014, Ranger Crew 800 2010-2014, Ranger Crew 800 2010-2014, Ranger XP 800 2012, Ranger 4X4 6X6 2008-2017.
【Compatible with Sportsman】:Compatible with Polaris Sportsman 800 2005-2014, Sportsman 800 HO 2008-2009,Sportsman 800 Twin, Sportsman Touring 800 2008-2009, Sportsman X2 800 2007-2009, Sportsman Forest 800 2012-2015.
【Material】:Crank: American Standard 8620; Connecting shaft: 40Cr; Connecting rod: Japan JIS SCM420; Gear: Japan JIS SNCM439; Bearing: Japan C4.NR; Connecting rod big head shaft tile: CuPb24Sn; Connecting rod small head copper sleeve: tin bronze. Improve oil canal design for bettering the lubrication.