Fits HPI Savage X, XL, 21, 25, & SS trucks This is the Robinson Racing Products 18-Tooth Extra Hard Steel Clutch Bell for the HPI Savage X, XL, 21, 25, and Savage SS vehicles. This is an excellent way to adjust the performance and speed of your truck, while also greatly increasing the strength of the drivetrain tremendously. A higher number of teeth on the clutch bell will increase the top-end speed of your truck. A lower number of teeth on the clutch bell will increase the acceleration.

This a Robinson Racing optional Heavy-Duty 48-Tooth Steel Spur and 16-Tooth Clutch Bell for the Savage 25 and SS trucks. This will not fit the Savage X or Savage X SS truck.

This is the Team Integy 3-Piece Purple Aluminum Clutch Conversion with Springs for the HPI Savage X, XL, 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.

This is the Team Integy 3-Piece Silver Aluminum Clutch Conversion with Springs for the HPI Savage X, XL, 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.

This is the Team Integy 16-Tooth Steel Clutch Bell for the HPI Savage X, XL, 21, 25, SS, and 4.6 Series trucks. This is made of steel for long lasting durability. The higher the number of teeth on the clutch bell, the more top-end speed the vehicle will have. The lower the number of teeth on the clutch bell, the faster the acceleration will be.

This is the Team Integy 17-Tooth Steel Clutch Bell for the HPI Savage X, XL, 21, 25, SS, and 4.6 Series trucks. This is made of steel for long lasting durability. The higher the number of teeth on the clutch bell, the more top-end speed the vehicle will have. The lower the number of teeth on the clutch bell, the faster the acceleration will be.

This is the Team Integy 14-Tooth Steel Clutch Bell with 3 Ball-Bearings for the HPI Savage X, XL, 21, 25, SS, and 4.6 series trucks. This is made of steel for long-lasting durability. It includes three ball-bearings. The higher the number of teeth on the clutch bell, the more top-end speed the vehicle will have. The lower the number of teeth on the clutch bell, the more acceleration the vehicle will have.

This is the Team Integy 18-Tooth Steel Clutch Bell for the HPI Savage X, XL, 21, 25, 4.6, and SS trucks. A higher number of teeth on the clutch bell will give you a higher top-end speed. A lower number of teeth on the clutch bell will give you faster acceleration.

This is the Team Integy 3-Piece 7075 Purple Aluminum Clutch with Flywheel for the HPI Savage X, XL, 21, 25, SS and 4.6 Series trucks. This clutch will offer a better hookup than the stock clutch, for less slippage, allowing more power to get to the ground. This is also more durable than the stock clutch. These look awesome too! This is a direct fit performance upgrade for your truck.