Best Choice Products via eBay offers its Go Kart 4-Wheel Kids Ride-on Car in Black/Yellow, model no. SKY1824, for $54.95 with free shipping. That's $10 under our mention from last week, the best deal now by $20, and the lowest total price we've seen. It features an adjustable seat, metal frame, black and yellow decals, and is suitable for children aged 3 to 7 years old.