Amazon offers the Power Wheels Dora the Explorer Lil Quad 10th Anniversary Ride-On, model no. V4343, for $59.99 with free shipping. Outside of the mention below, that's the lowest total price we could find by $15. It drives forward at 2 mph and accommodates up to 40 lbs.
A close price: Walmart offers it for $60.64 with free shipping.