O gauge model trains are great for playing and collecting. Running on three-rail track and powered by alternating current, your model railroad will last a lifetime. Use our filter options on the left to refine your selection, or try the shortcuts below:

Our O gauge train sets are ideal for hobbyists who prefer running their trains instead of modeling them. We have O Gauge starter sets with everything you need in the box - The Locomotive, the cars, the track, the transformer, and the connecting wires.

Lionel has three types of O Gauge track - FasTrack, O, and O27. FasTrack - FasTrack, introduced in 2002, has become Lionel’s primary track line and is now standard in all Lionel train sets.

Buy Lionel O Gauge Train Layouts at affordable prices on Trainz. Visit our website to know the basics of O Gauge 3-rail track and other different types of 3-rail track.

This is a Z-Stuff DZ-1010 O Crossing Gate & Signal Pair W/Block Signal Detectors. Great for busy streets, automatic gates lower as trains approach. Arm speed can be adjusted as needed and units can be wired for isolated rail.

They offer products in many different gauges, amazing detail, CD-quality sound, and they run smoothly at scale speeds. Multiple command control systems are available so you can run multiple trains on the same track at the same time.

Here is a Lionel 7-11020 O Gauge Harry Potter Hogwarts Express Steam Train Set. Bring the magical world of Harry Potter to life with the Hogwarts Express ready-to-run train set by Lionel!

The transition section (#12040) allows you to connect conventional O Gauge track to FasTrack. It is 5" long. It has FasTrack connectors on one end and O Gauge track pins on the other.

This is a Lionel 12717 O Gauge Authentic Track Bumpers (Set of 3). Easily snaps into place between outside rails of O and O-27 track. Each bumper measures 3 inches x 1 1/2 inches x 1 1/2 inches.

Our gauge specific auctions provide a narrower focus for our buyers. Combined with our regular auction schedule we only ask for an hour of the bidders time. Bidding doesn't become a week long investment.