This is the Team Integy 3-Piece Purple Aluminum Clutch Conversion with Springs for the HPI Savage X, 21, 25, SS, and 4.6 series trucks. This looks great, and offers better engagement and holding power than the stock clutch. It is also more durable and will last longer than the stock clutch.
Purple anodized aluminum 3-pin flywheel
One Team Integy 3-Piece Clutch with Springs
Installation on the vehicle