Electric Motorcycle Conversion Kit 72v Or 84v Brushless Motor 180a W/ Regen

Electric Motorcycle Conversion Kit 72v Or 84v Brushless Motor 180a W/ Regen

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Electric Motorcycle Conversion Kit 72v Or 84v Brushless Motor 180a W/ Regen:

Untitled Document

PMAC-SS Drive System
19Hp 72V/84V 180A
Electric Drive System w/ Regen

The Electric Motorsport PMAC kit will convert your gas engine to clean, silent electric propulsion! This kit is designed for electric motorcycle conversions, but is also suitable for many other applications. Electric drive systems of this power usually cost $4,000 and up, but this *pre-assembled kit makes it affordable at about a third of the cost.


  • Variable Throttle for smooth speed control
  • Brushless Motor design makes brush maintenance a thing of the past.
  • Easy forward and reverse switching with a flip of a switch
  • Motor and Controller support regenerative braking.
  • *Pre-assembled and tested releiving you of any guesswork.

Click on an image above to enlarge in a new window ^

This system can be programmed for either 72V or 84V. 72V is default, add $75 for 84V re-programming.

Kit Includes

  • Mars Brushless PMAC motor
  • Gen4 Controller
  • Magura twist-grip throttle (note: the photo shows a potentiometer box, not the Magura throttle)
  • Foreward/Reverse switch
  • Ignition key
  • Contactor
  • Fuse
  • Wiring harness
Motor Specifications

  • Voltage: 72 VDC (84VDC byrequest, Add $75)
  • Power: 19 Hp peak, 6 Hp cont.
  • 90% EFFICIENCY for much longer battery life.
  • Commutation is accomplished with an internal Hall Cell assembly, connected to the 6-pin external wire harness.
  • Voltage Constant: 50 RPM/VDC.
  • Torque Constant: 1.20" lbs/amp.
  • Max Motor Current: 300 A/1min.
  • Weight: 22 Lbs.
  • Dia. 8".
Controller Specifications

The Gen4-series represent the absolute latest design concept for compact and reliable AC Controllers. They feature the smallest footprint in the industry for their power capability. The high efficiency of these controller makes it possible to integrate them into very tight spaces without sacrificing performance. The design has been optimized for the lowest possible cost while maintaining superior reliability in the most demanding applications.

The Gen4 controllers are designed to control either AC Asynchronous motors or PMAC Synchronous motors. This feature allows users to select optimal motor solutions for any application. Both UVW and encoder AB inputs are provided for maximum flexibility.


Sealed IP66 enclosure
Integrated logic circuit (I/O)
Advanced flux vector control
Autocheck - system diagnostics
Sensorless control (depending on application)
CANopen product

Nominal Voltage 72 - 84 VDC Operating Voltage 39.1-116 VDC Current (120s) 180A Boost (10s) 215A

*** Although this kit is pre-assembled, there are certain tasks that you will need to do prior to use. You will need to connect the motor, check all the nuts, bolts, and screws to make sure they have adquate tightness after shipping, and assemble and connect your battery pack.


PMAC Technical

Sevcon Gen4
Data Sheet

Please use the provided shipping calculator to determine the shipping cost to your location. Free Local pickup is OK.

We ship to every state within the continental United States and its territories. We offer several shipping options. Most items ship within 1 to 3 business days (Monday - Friday) of the order placed. Some items may be on backorder and may take longer to ship. Orders placed after 2:00pm EST will not ship the same day unless otherwise stated by a Sales Representative. A tracking number is not always available in our office and may take time to receive. In the event that items ordered are damaged or lost during the shipping process, the recovery time to settle the case with carriers is a lengthy one (sometimes several months). We will try to speed this process along as much as possible. Our Company charges a handling fee on all items shipped.


Before returning any items to Electric Motorsport (EMS), you must contact us by Phone or Email Prior to shipping to receive an RMA (Return Merchandise Authorization) number. This number is used to track returned items and must be clearly marked on a label attached to the shipping box. PACKAGES WITHOUT AN RMA WILL BE REFUSED AND RETURNED TO THE SHIPPER. NO CREDIT WILL BE ISSUED FOR ANY ITEMS WITHOUT AN "RMA" NUMBER. Items must be returned within 14 days from the delivery date. All returned items will be subjected to a 20% restocking fee and must be returned new and unused in their original packaging. Items returned in other than their original condition will be considered used and a higher restocking fee will be proportionally assesed. Consumables such as Batteries are non-refundable. Shipping charges are non-refundable. Cancelled orders that have been processed are subject to a 10% cancellation fee. Please contact us for restrictions, such as items sold "as is" or used products. If you wish to exchange an item purchased, we will issue a store credit for the full purchase price (not including shipping) and apply this credit to the replacement item(s) after receiving the return shipment. If an item is being returned due to our error, we will either refund your item or offer a store credit. If you have a defective item, we may direct you to send your product directly to the manufacturer. Please do not attempt to send an item back to us unless you obtain an RMA number and are instructed to do so.

About Us

Electric Motorsport .com specializes in the sales and service of Personal Electric Vehicles as well supplying Electric Vehicle parts for EV Builders, Hobbyists, Educational institutions and Original Equipment Manufactures (OEM). These Electric Vehicle parts are used in electric motorcycles, cars, trucks, motor bikes, scooters, ATV's (quads), trikes, electrathon racers, bicycles, boats, plains, trains, robotics, as well as the film and television industry.

Electric Motorsport .com's Electric Vehicles us NO gas, and have NO exhaust, which means NO emissions. That's right, NO smoke, NO fumes, and NO pollution. These vehicles are also quite which means NO noise pollution. Another advantage of pure electric vehicles is that they have much lower maintenance. There are No Oil changes, NO filters to change and NO carburetor to clean. It is also a lot easier to start and run these pure Electric Vehicles. There are NO starters to kick or engage and there is NO warm up required, just turn the key on and they are ready to ride.

Don't forget to ask about educational, non-profit, and bulk purchase discounts!

Electric Motorcycle Conversion Kit 72v Or 84v Brushless Motor 180a W/ Regen:

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