phaeton
Merriam-Webster
Phaeton (alternately high-perch or high-flyer phaeton): any of various light four-wheeled horse-drawn vehicles.
Wikipedia
Phaeton is the fanciful early 19th-century term for a sporty rig drawn by a single horse or a pair, with extravagantly large wheels, very lightly sprung, with a minimal body, fast and dangerous.
