A train wheel costs more than a typical bike. India imports many wheels, costing around ₹70,000 each. A coach has eight wheels, and many trains have 24 coaches.

See how massive train wheels are reshaped, replaced, and reinstalled with precision to ensure passengers reach their destinations safely. Exclusive-Order by Hegseth to cancel Ukraine weapons ...

So, how does this work? A wheel moves forward by rolling ... that connect the centre of a wheel to its outer edge. These train wheels are attached at either end of a large heavy axle.