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Scott and the kids with TrailMaster go-karts and minibikes at their backyard track. Text reads: “They’re Only Little Once. Make Time for Big Adventures. Get Back to Fun.”

Drive Components

Shop TrailMaster Mini XRX-R drive components for the standard model with reverse, including upper and lower drive chains, centrifugal clutches, sprockets, reverse gearboxes, rear axles, bearings, chain guards and chain adjusters.

Match chain size and link count, sprocket tooth count, clutch shaft fit, gearbox connections and axle dimensions to your existing drivetrain. Check engine and model-version compatibility in each listing; standard, Plus and non-reverse Mini models can use different components.

Own a Plus model? Browse Mini XRX-R+ parts. Not sure which version you own? Identify your TrailMaster go-kart.

For other repairs, return to all TrailMaster Mini XRX-R parts, or visit the TrailMaster go-kart parts hub.