Rediscover your Ultra Bee: incredible power, infinite autonomy.
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Our 86V 70Ah Sur Ron Ultra Bee battery is all about uncompromising performance: it offers insane power and practically limitless autonomy.
With a whopping 30kW of power and 147% as much capacity as the stock battery, this pack is a total game changer.
Not only will our Ultra Bee battery give you wings with its 30kW of power, it also opens the doors to uncharted territory with close to 6000Wh of capacity.
We ship worldwide (batteries are limited to Europe). Products indicated as being in stock are shipped in less than 72 hours after you place the order. Our warehouse is located in France, so transport cost and time may vary depending on the delivery country.
Changing one's mind is human. That's why you have up to 30 days after the delivery of your order for a return. Just let us know and we will take care of all the details.
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Your order is automatically validated as soon as the payment is confirmed. In case of a return, your refund goes to the payment method used for the order.
Batteries are the fuel powering our bikes. If we want stellar performance, we'd better use rocket fuel! 🚀
Meet the MTO Mega 86, an 86V 70Ah Sur Ron Ultra Bee battery built to deliver 30 kW steadily with a 147% boost in energy density over the stock pack.
Crafted in France with premium LG cells, it ensures lasting power and reliability in any condition—tested from freezing cold to scorching heat.
Encased in a sleek black stainless steel shell with a built-in handle, it blends toughness with portability.
With 70 Ah, nearly double your range: go from 50 km to 90 km or more. Up for the challenge?
Paired with high-power controllers, it unleashes 30 kW, boosting efficiency and top speed.
A programmable Bluetooth BMS tracks everything (voltage, temperature) for max performance and peace of mind.
| Cells | A-grade LG INR 21700 cells |
|---|---|
| Nominal Voltage | 86V |
| Nominal Capacity | 70Ah (6000Wh) |
| Power Output | Up to 30kW |
| BMS | 400A bluetooth BMS |
| Cell connections | 0.3mm pure copper busbar |
| Casing | Black Stainless-steel case with integrated handle |
| Cycle Life | 500 cycles with 80% of nominal capacity |
| Weight | 26kg |
| Compatibility | Controllers that accept up to 100V at full charge (24s) |
| Modification | To maximize capacity, this pack needs the replacement of internal plastics by the MTO provided pads. |
Quentin 
Hi there, Unfortunately, our batteries are not compatible with the stock controller as it needs specific communication with the BMS.