6-8ESU00097Drive trackCheck the drive track for deflection, wear, or damage.Adjust or replace if necessary. (See pages 8-29–8-31 formore details.)WARNING@Do not operate the snowmobile if you find damage tothe drive track, or if it has been maladjusted. Drivetrack damage or failure could result in loss of brak-ing ability and snowmobile control, which couldcause an accident.@ESU0024351-mm (2.0-in) high-profile pattern drive trackFor RS90MThis snowmobile is originally equipped with a 51-mm(2.0-in) high-profile pattern drive track specifically for usein deep snow riding conditions.Therefore, avoid prolonged operation on hard surfacessuch as ice, hard-packed snow, dirt, etc., to extend thelife of the track and slide runners.CAUTION:@ Only use in deep snow riding conditions. Operation on areas with light snowfall, ice, hard-packed snow, dirt, or grass will result in rapidwear or damage to the track and slide runnersfrom lack of snow which serves as a lubricant.@