Optional Aluminum bleeder shock caps with spring retainer for use on Stock X Maxx shocks

Customize your HPI Savage X with this clear version of the GT-3 body shell that comes on the Savage X4

The HS-65HB is offered with "zero wear" Karbonite gears

Anodized Black with CNC engraved silver lining

Easy bolt-on application

Castle Creations - Sidewinder 4 Waterproof Sensorless ESC, w/ 1406-4600kv Sensored Motor Electric Motors Brushless Motor Sensored Optional Aluminum bleeder shock capsSoftware Enhancement: The Cryo Drive software allows the ESC to run cooler when compared to a similar ESC's without the enhancement. This gives you the ability to run longer and harder without overheating. You can push heavier vehicles or get higher top speeds as a result. 30mm fan: This fan is 20% larger than previous generations and will help your ESC keep it's cool it the most extreme conditions. Now included with every 1 10th scale Sidewinder 4