Bikes get muddy. And they should. But leave that mud on there and it will grind into your drivetrain and eat away at your gears and your pocket money. Of course you cold pop down to the jet wash at your local garage and fill your bearings full of high pressure water, or you could follow this easy guide to how best to get a clean, shiny, working bike with little fuss and access to just a couple of buckets of water. How To Wash Your Bike Like A Pro - Fundamentals | Trail Doctor