HPI Racing 86890 Gearbox Brace Firestorm 10T

HPI Racing 86890 Gearbox Brace Firestorm 10T

This is a genuine HPI Racing replacement gearbox brace for the Firestorm 10T. The brace ties the gearbox into the chassis, adding rigidity and helping the drivetrain stay aligned through hard acceleration, jumps, and rough terrain.

If your original brace has cracked or loosened from repeated abuse, this direct-fit replacement restores factory-solid support. Installation is simple with basic hand tools, making it an easy part to swap during routine maintenance.

• Genuine HPI Racing replacement part 86890
• Gearbox brace
• Fits the HPI Firestorm 10T
• Helps keep the drivetrain solidly supported
• Easy installation with basic hand tools