The Foil Drive MAX Sport Battery is the smaller, lighter MAX battery with 332Wh capacity. This offers Assist MAX users the ability to reduce the weight of their install for those riders looking for ultimate performance at the cost of reduced runtime.
As with all Gen2 Foil Drive batteries, the MAX Sport Battery is certified IP68 rated for increased protection and peace of mind against water and dust.
The single power plug contains larger connectors that provide power to the Foil Drive unit and smaller connectors for charging the battery. The included dust cap provides extra protection during storage & transport.
Maximum boost: 20%
Max boost time: 15 seconds
Only compatible with Foil Drive Assist MAX.
It is important to properly care for your Foil Drive batteries. Click here to learn more about lithium battery use, care and storage.
Click here to learn about the difference between our Gen1 and Gen2 batteries.
What's Included
Foil Drive MAX Sport Battery,
Lipo Bag,
Power Plug Dust Cap.
Compatible With
Assist MAX
FAST Charger
Tech Specs
Nominal Voltage: 39.6 V
Max Voltage: 46.2 V
Rated Capacity: 8.4 Ah
Rated Capacity: 332.64 Wh
Battery Weight: 1.85kg (4lbs)
Certifications: UN, CE, IP68
Battery Dimensions (As is)
Assist MAX Sport: 290x75x40
Assist MAX Sport in Bag: 340x100x60
🚚 Shipping Info (UK)
We offer FREE UK shipping on orders over £50. For orders under £50, a small £4.75 shipping fee applies.
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Smaller items ship via Royal Mail First Class
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Larger or bulkier items go via courier (usually next working day)
We aim to pick and pack orders within one working day. Some larger items may take up to two days to prepare, especially if they require custom packaging or boxing.
📦 Check the stock location shown near the “Add to Cart” button.
Being the UK's Duotone / Fanatic / ION Specalist store we are proud to be the only UK retailer with a live stock feed from their warehouse — so you can shop with real-time confidence.
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In-store stock typically ships within 1–2 working days.
- Our shop is normally closed on Tuesdays and Wednesdays, but during busy summer months we may process orders more frequently.
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Warehouse stock can take 5–10 working days to arrive before dispatch.
- Large items from the supplier are often drop-shipped directly to your door, with tracking uploaded once available.
🛡️ For high-value orders (e.g. complete setups or large kits worth thousands), we include a discreet tracking device inside the parcel and provide a free returns label for added peace of mind. We take extra care with these deliveries to make sure everything arrives safely.
