Learn how to professionally replace the RH1045 spur gear in your RC car with this detailed tutorial. The video walks you through the entire process,We emphasize precision during reassembly, including proper alignment of the gearbox housing and torqueing screws to manufacturer specifications. This guide is essential for RC enthusiasts aiming to maintain peak performance, reduce gear wear, and avoid costly drivetrain failures. Perfect for competitive racers and hobbyists seeking expert-level maintenance tips!