Serpent 903896 - Viper 990R Aluminum 2-Speed Bearing Block Precision Upgrade  [SER903896]

Precision bearing block for sharper gear control

Install this aluminum 2-speed bearing block into a Serpent Viper 990R to firm up the drivetrain and improve gear alignment under load. Its robust construction reduces unwanted movement during acceleration and fast cornering, helping maintain consistent handling between runs. Well suited to hobbyists focused on setup and routine maintenance.