Originally Posted by
asgelle
I heard it was more like 1800 g off the bike.*
* the correct answer is 300g of the wheels is equal to 300g off the bike.
Actually, the correct answer is somewhere around "300 g off the wheels is equal to 301g off the bike. There is rotational inertia, but it's a very small affect at our speeds. But that doesn't mean it doesn't exist.