hi there , well i have always had a sherco ,02 could not pull 4th then a 04 with a 43 rear sprocket just rips with a little clutch and now i have a cabastany rep with a 43 , wont pull 4th unless loads of clutch but 3rd is just an absalute ripper ... but there again i dont realy use anythink other than first even on big steps from a standing start tryed 2nd and got left behind big steep hill climbs pinned in 3rd if its that steep the revs drop and with the tawque (how ever its spelt) will drive you up hopefully