Model Trucks / Trailers - AMT Kenworth/Challenge Transit Mixer PARTS ETC. This was not from my Dads collection, it was given to him years ago. The item "AMT Kenworth/Challenge" is in sale since Sunday, February 21, 2016.This item is in the category "Toys & Hobbies\Models & Kits\Automotive\Truck". The seller is "dirtyboat2007" and is located in Lake Oswego, Oregon. This item can be shipped to United States, to Canada, to United Kingdom, DK, RO, SK, BG, CZ, FI, HU, LV, LT, MT, EE, to Australia, GR, PT, CY, SI, to Japan, to China, SE, KR, ID, to Taiwan, TH, to Belgium, to France, to Hong Kong, to Ireland, to Netherlands, PL, to Spain, to Italy, to Germany, to Austria, RU, IL, to Mexico, to New Zealand, SG, to Switzerland, NO, SA, UA, AE, QA, KW, BH, HR, MY, CL, CO, CR, DO, PA, TT, GT, SV, HN, JM.