Snowmobile Drive Belt Fits Ski Doo formula 500 Start Price USD 35.00 Current Price USD 35.00 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Saturday, August 30, 2008 End Time Tuesday, September 09, 2008 Location COLLINS, NY See more about 'Snowmobile Drive Belt Fits Ski Doo formula 500' Description New Marshall Distributing Co. Snowmobile drive belt.  UMB 4340  (39-98 328). Was a spare for a 1997 Ski Doo Formula 500.  Don't know what other makes, models or years it will fit. High performance belt.  UMB belts are constructed with a large ARAMAX inne4r core and continuously variable transmission rubber compound for superior strength and durability.  Equivalent to  Carlisle Ultimax 2 series belts. Tolerances up to 3 times more exacting than a conventional drive belt. Sells new  for over $65.00 Place a Bid!