As of February 2015, there are many front end loaders for sale on auction sites such as eBay, however inventory does change frequently. Ebay also has many sellers that have front end loader parts and tractor front end loaders for sale.
Other auction sites, such as TradeMachines.com, have large equipment auctions with front end loaders for sale. The price range of front end loaders on TradeMachines.com ranges from as much as $190,265 to as little as $890. There are more narrowed results on TradeMachines.com, including wheeled loaders, telescopic loaders, crawler loaders and bulldozers.
Loaders can be located on eBay by searching in the Business and Industrial portion of the auction site.