Scam/Fraud Advisory Add HTG to Your Homescreen! ***Featured Trailer*** Used '08 Ponderosa 3 Horse Slant Load, Great Shape! Click for Info! Horse Trailer DepreciationUp to about 10 years of age horse trailers depreciate pretty rapidly, similar to cars and trucks, but after that point, generally the value stabilizes/depreciation slows. We found 1 trailers... Sort: Price Manufacturer Year New First Used First Latest Distance (enter zip) Zip: FEATURED TRAILER Used '08 Ponderosa 3 Horse Slant Load, Great Shape! (#6288) Carolina Trailer Sales - Colfax, NC $7,500.00 End of list Use our Advanced Search to find exactly what you want.