NEW HUSQVARNA GENUINE OEM SNOW BLOWER GEAR BOX. OEM # 597371601 / 586715001 / 598831601. FITS HUSQVARNA SNOWTHROWER MODELS. ST324P, ST327P, ST327T, ST330P, ST330T AND MANY MORE. Other models such as. May also be compatible depending on the specific product serial numbers. ALSO FITS MANY SNOW BLOWERS BUILT BY HUSQVARNA AND BRANDED AS CRAFTSMAN, POULAN, AYP, DIXON, RED MAX, JONSERED, ETC. MSRP OF 329.99. Why mine is the best option. Of this specific gearbox with over 150 people currently watching the listing. This part is confirmed to fit Husqvarna snowthrower models. ST324P, ST327P, ST327T, ST330P, and ST330T. As well as various Craftsman, Poulan, Jonsered, RedMax, McCulloch, Ariens, AYP units, etc.