The Trainz SKU for this item is P11469183

This is an American Flyer 6-49883 S Left Hand R27 FasTrack Manual Switch Turnout

and the S 3/6 was a further development of this

Road Number: 201611

Atlas 3001060 O 40' Rock Island GATX Airslide Hopper ProductID_11477237 The Trainz SKU for thisThis is Atlas O (3 Rail) GATX 40' Airslide Hopper Rock Island. Features: True 1 4 scale dimensions and details Realistic see through roof walks and brake wheel platform Separately applied grab irons and brake line details Sprung diecast 70 ton roller bearing or Bettendorf trucks (depending on the road name) Opening hatches Minimum diameter curve (3 rail): O 27 Diecast articulated couplers (3 rail). Additional Information: The airslide covered hopper