I have never bought a wheel well, however I used to have your prior camper year and model. A very nice unit.
These guys are a place to start. They are not the cheapest but they have a large selction
Wheel Well - Fenderskirts-Single Axle - All-Rite.com
And these guys
- RV Windows
I have another place but cannot seem to find the link right now.
Is your cracked or totally destroyed? If only cracked and we can figure out the plastic, it may be able to the solvent welded back together.
Here are some wheel well search hits on our site.
radio - Google Search
They may turn up a source. One person got lucky and found one at Martin Camper sales
Good luck. These are hard to find. If you find a source, please post
Current Sunlines: 2004 T310SR, 2004 T1950, 2004 T2475, 2007 T2499, 2004 T317SR
Prior Sunlines: 2004 T2499 - Fern Blue
2005 Ford F350 Lariat, 6.8L V10 W/ 4.10 rear axle, CC, Short Bed, SRW. Reese HP trunnion bar hitch W/ HP DC
Google Custom Search For Sunline Owners Club