26-inch wheels – Standard for mountain bikes; good for durability and control on rough terrain.

27.5-inch wheels (650B) – Offers a balance between agility and rolling efficiency.

29-inch wheels (29er) – Common on modern mountain bikes for smoother rolling over obstacles.

700C wheels – Standard for road bikes; optimized for speed and efficiency.

20-inch wheels – Typically for BMX bikes or kids’ bikes.

Aluminum wheels – Lightweight, affordable, common for most bikes.

Carbon fiber wheels – Very light and stiff; used in racing bikes.

Steel wheels – Heavy but extremely durable; mostly on vintage or utility bikes.

Magnesium / Alloy wheels – Rare, specialized for performance bikes.