Modern decks vary in size, but most are 7 to 10.5 inches wide. Wider decks can be used for greater stability when transition or ramp skating. Skateboard decks are usually between 28 and 33 inches long.Wheel come in many different sizes and shapes to suit different types skating. Larger sizes like 65-90 mm roll faster
Small skateboards which are around two feet long and average ones which are around two and a half feet. Also, longboards which are from three to five feet long.
There are two main sizes of skateboard. The shortboard which has two tails and is usually used for tricks. And, longboard which can vary in from 3 to 4 feet.