CURT Class 2 Trailer Hitch Bundle with Wiring for 2005-2007 Ford Five Hundred, Freestyle - 122423 & 55587 This bundle contains CURT Hitch Number 122423 and Wiring Number 55587 Hitch Components: Hitch, old-style ballmount, pin & clip; Wiring Type: Custom Vehicle-to-Trailer Wiring Harness 1-1/4 in. receiver tube opening Weight Carrying Capacity (WC): 3500 LB; Tongue Weight (TW): 300 LB Made in USA - Backed by limited lifetime warranty