Self-lubricating gearing kit for Athearn locomotive trucks. Kits produce more realistic control and smoother operation, with lower low speeds, twice the power and brighter headlights. Keeps motor running cooler, increasing motor life. Triple reduction. Provides a 12:1 gear ratio with a large flywheel for smoother operation. Includes a gearbox, geared axle pieces, worm gears, 1" flywheel and added components.