Scam/Fraud Advisory Add HTG to Your Homescreen! Horse Trailer UpkeepNow that it is officially summer, check for wasps in your horse trailer!! If you let your trailer sit for more than 2 seconds, wasps will find it an attractive summer home. They love to hang out under the gooseneck, then ZAP! We found 1 trailers... Sort: Price Manufacturer Year New First Used First Latest Distance (enter zip) Zip: Used '03 Elite 3 Horse Gooseneck Trailer with 9' Living Quarters (#31525A) National Trailer Source - Decatur, TX $31,999.00 Sold! End of list Use our Advanced Search to find exactly what you want.