Install these mounts on a RANGER RZR S orRANGER RZR 4 in order to mount the Prospector Pro-SRTracks (sold separately), which greatly enhance traction and mobilityin snow.Mounts fit RANGER RZR S and RANGERRZR 4.Dual bogie wheels manage weight properly and deliver a great rideand outstanding traction in snow.Prospector Pro-SR Tracks (sold separately) greatly enhancetraction, flotation and mobility in snow.