I have found three Skidoo single owner sleds for sale but I am not sure what they are worth. They are:
1. 1996 MXZ 583 with 3600 miles for 2200.00
2. 1998 MXZ 683 with 2600 miles for 2400.00
3. 2000 MXZ 440 Fan with 1200 miles for 1500.00
They are very clean. Have not heard them run yet...