We now have 1000/1100DS and ST3 Exactfit timing belts (# TB1100) from California Cycleworks in stock. See http://www.ca-cycleworks.com/exactfit/ for more info. 749, 998 and 999 belts should be in stock early April.
TB1100 retail for $55 each ($110 per pair), less than half the price of genuine Ducati belts. Trade enquiries welcome.