Early on, railways primarily used wheels made of wood or iron. The former were cheap and relatively easy to manufacture, while the latter had far superior wear qualities. It may surprise you to ...

Machine type: Tractors, Speed index (SI): 40 km/h (A8), Load index: 139 (2430 kg), Version: Tubeless wheel (TL), Construction type: Radial ply tires, Wheel size (rim diameter): 28 inches, Tire ...

Bugatti Veyron-owning friend: a lightly used set of wheels and tires. What's the eBay "Buy it Now" price? Only $100,000. A steal, surely. The seller claims 85 percent of the tires' life remains.