Trainz carries all the G Scale model train parts you need for repairs, upgrades, and custom layouts. Find new and used parts from top manufacturers like Aristo-Craft, LGB, Lionel, USA Trainz, Bachmann, and more.
Shop wheels, couplers, track sections, catenary components, motors, and electronics for G Scale model trains. Whether you’re repairing vintage locomotives, upgrading your layout, or customizing a new setup, Trainz offers the widest selection of G Scale parts. See all G Scale train products in one convenient place.
