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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.”

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Seats

Shop TrailMaster 300 XRX seat belt and harness parts, including belt assemblies, replacement shoulder straps, outer latches and mounting hardware.

Match your existing harness style, latch design and mounting connections. Check each listing for your exact model and production year before ordering.

Complete belt assemblies, shoulder straps and individual latches contain different components. Review whether the listing supplies parts for one seat or both driver and passenger positions.

Not sure which model you own? Identify your TrailMaster go-kart before ordering.

Browse all TrailMaster 300 XRX parts, or return to the TrailMaster go-kart parts hub.

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