CT-312C1-3 Control Module with 5-Wire Throttle Connector for Razor MX500 (Versions 10-20) & MX650 (Versions 8-13) ANCHEER 26 250W then Monster Scooter Parts has

then Monster Scooter Parts has exactly what you need

although it may retrofit on previous models

The APP12A1-BS12 lithium iron battery is part of the UPG Adventure Power Phantom Series of motorcycle and scooter batteries

and ATVs usually have need of a reverse gear

CT-312C1-3 Control Module with 5-Wire Throttle Connector for Razor MX500 (Versions 10-20) & MX650 (Versions 8-13) ANCHEER 26 250W then Monster Scooter Parts hasHB3650 TDY ROHS control module for the Razor MX500 (versions 10 20) and MX650 (versions 8 13) Dirt Rocket. Compatible with models that have a 5 wire throttle. This control module is not compatible with older models with a 4 wire throttle. Note: Model versions can be determined based on the product ID code on your Razor product. The product ID code can be found on the battery cover and or on the bottom of the frame. The 7th and 8th numbers in your