ESP

Powered, geared, and test proven for speeds up to 26 MPH. The switch on the throttle activates the speed limiter function of the controller. When the controller's speed limiter function is switched on the motor will operate at reduced power for slower speeds and a longer ride-time. The motor in this kit is the same size as the original motor and directly replaces it with only one metal tab spacer needing to be cut off the bike's frame so the motor's power cord does not hit it, and one 1/4"...

Powered, geared, and test proven for speeds up to 26 MPH. This kit has been upgraded from its original 1600 Watt motor to the new 1800 Watt motor. This NB (no batteries) series kit is the exact same kit as our KIT-MX481800-3 kit only without the batteries or battery charger. There is the option to add a 48 Volt 1.6 Amp charger for lead-acid batteries to this kit if needed though. If you already purchased a 48 Volt battery pack to overvolt a Razor MX500, MX650 or SX500 dirt bike and now want...

Powered, geared, and test proven for speeds up to 26 MPH. We have this same kit available without batteries which is our item # KIT-MX481800-10-NB. The motor in this kit is the same size as the original motor and directly replaces it with only one metal tab spacer needing to be cut off the bike's frame so the motor's power cord does not hit it, and one 1/4" hole drilled into the inside of the frame for one of the motor's bolt heads to fit inside. 1/4" Hole Template Directions (PDF) This...

Powered,  geared, and test proven for speeds up to 26 MPH. This is a kit with no batteries (NB). We have this same kit with batteries which is our item # KIT-MX481800-10. The motor in this kit is the same size as the original motor and directly replaces it with only one metal tab spacer needing to be cut off the bike's frame so the motor's power cord does not hit it, and one 1/4" hole drilled into the inside of the frame for one of the motor's bolt heads to fit inside. 1/4" Hole Template...

Powered, geared, and test proven for speeds up to 26 MPH. The key switch on the throttle turns the bike's power on and off and the bike's original power switch activates the speed limiter function of the controller. When the controller's speed limiter function is switched on the motor will operate at reduced power for slower speeds and a longer ride-time. The motor in this kit is the same size as the original motor and directly replaces it with only one metal tab spacer needing to be cut off...

Powered, geared, and test proven for speeds up to 26 MPH. This NB (no batteries) series kit is the exact same kit as our KIT-MX481800-2 kit only without the batteries or battery charger. There is the option to add a 48 Volt 1.6 Amp charger for lead-acid batteries to this kit if needed though. If you already purchased a 48 Volt battery pack to overvolt a Razor MX500, MX650 or SX500 dirt bike and now want even more power and speed then this is the right kit for you. The key switch on the...

Powered, geared, and test proven for speeds up to 26 MPH. This is an NB (no batteries) series kit. If you already purchased a 48 Volt battery pack to overvolt a Razor MX500, MX650 or SX500 dirt bike and now want even more power and speed then this is the right kit for you. The motor in this kit is the same size as the original motor and directly replaces it with only one metal tab spacer needing to be cut off the bike's frame so the motor's power cord does not hit it, and one 1/4" hole drilled...

Powered, geared, and test proven for speeds up to 26 MPH. The switch on the throttle activates the speed limiter function of the controller. When the controller's speed limiter function is switched on the motor will operate at reduced power for slower speeds and a longer ride-time. The motor in this kit is the same size as the original motor and directly replaces it with only one metal tab spacer needing to be cut off the bike's frame so the motor's power cord does not hit it, and one 1/4"...

Powered, geared, and test proven for speeds up to 26 MPH. This NB (no batteries) series kit is the exact same kit as our KIT-MX481800-1 kit only without the batteries or battery charger. There is the option to add a 48 Volt 1.6 Amp charger for lead-acid batteries to this kit if needed though. If you already purchased a 48 Volt battery pack to overvolt a Razor MX500, MX650 or SX500 dirt bike and now want even more power and speed then this is the right kit for you. The switch on the throttle...

Powered, geared, and test proven for speeds up to 26 MPH. The key switch on the throttle is wired as the bike's main on-off power switch. The bike's original power switch activates the speed limiter function of the controller. When the controller's speed limiter function is switched on the motor will operate at a reduced power level for slower speeds and a longer range and ride-time. This modification kit requires custom installation (mounting) of the batteries (batteries not included) and the...

Powered, geared, and test proven for speeds up to 26 MPH on flat ground. Can be geared for higher speeds by purchasing and installing the following sprockets on the motor: Item # SPR-811E1 11-Tooth Sprocket for speeds up to 29 MPH on flat ground. Item # SPR-812E1 12-Tooth Sprocket for speeds up to 31 MPH on flat ground. Item # SPR-813E1 13-Tooth Sprocket for speeds up to 33 MPH on flat ground. The key switch on the throttle is wired as the bike's main on-off power switch. The bike's original...

Powered, geared, and test proven for speeds up to 26 MPH on flat ground. Can be geared for higher speeds by purchasing and installing the following sprockets on the motor: Item # SPR-811E1 11-Tooth Sprocket for speeds up to 29 MPH on flat ground. Item # SPR-812E1 12-Tooth Sprocket for speeds up to 31 MPH on flat ground. Item # SPR-813E1 13-Tooth Sprocket for speeds up to 33 MPH on flat ground. The key switch on the throttle is wired as the bike's main on-off power switch. The bike's original...