[Saint aka ML]

Exhaust, flywheel, lighter gears in engine, lighter pulleys, shave bits of cylinders, lighter pistons, lighter cam covers, magnesium cases, li ion battery (thats almost 4kg there), airbox cover (or most of airbox), half of rear suffrage is gone and replaced with carbon or plastic bit if you look closely so they did tail chop till just behind rider seat as suddenly tubes change thickness, other then that you now going to semantics like titanium bolts, lighter bearings, possibly lighter rear shock