VOLspeed V4 Giant Syncdrive Pro2 & Sport2 eBike Tuning Kit
VOLspeed V4 Giant Syncdrive Pro2 & Sport2 eBike Tuning Kit
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This eBike tuning kit works with any Giant brand eBike with a Syncdrive Pro2 (85nm) or Sport2 (75nm) motor. Once fitted, derestrict your ebike up to 28mph (45kmh). Check out our full product review here.
Not compatible with:
- Older Giants (pre 2023 - shop here)
- Smart Gateway software version 20240314000 or newer. Please check your Ride Control app or Display prior to purchasing
Once fitted, avoid updating your bike's software as it may prevent the chip from working or trigger an error code
⚠️ For off-road use only. Not legal on public roads. Read full legal disclaimer.
Product Benefits
Product Benefits
Why choose this product:
- Unlock speeds up to 28mph (45kmh)
- Switch on or off at anytime
- Accurate speed & distance recorded
- 2-year warranty included
Shipping & Returns
Shipping & Returns
We ship fast and free to the UK with Royal Mail. Shipping rates for the USA, Australia & Canada are shown clearly at checkout – no hidden fees
🇺🇸 We cover all US import paperwork for you and ensure no surprise bills on delivery. Just one flat fee of $39 USD
🇦🇺We cover all AU import paperwork for you and ensure no surprise bills on delivery. Just one flat fee of $39 AUD
🇨🇦 Orders to Canada may incur customs charges on delivery
Changed your mind? No problem. We offer 30-day returns — no hassle, no stress.
If something’s not right, we’ll sort it.
🔍 See full Shipping & Returns info here
Compatibility
Compatibility
- Works on any Giant brand eBike with either Syncdrive Pro2 (85nm) or Syncdrive Sport2 (75nm)
- Not compatible with any other motor types
Product Warranty
Product Warranty
In the unlikely event your product develops a fault or defect. We will replace it under warranty. All VOLspeed products come with a 2-year warranty.
To claim under warranty, simply contact us here
Software Updates
Software Updates
Updating your eBike’s motor firmware may block or disable your tuning kit.
We recommend avoiding firmware updates especially through service centres unless absolutely necessary. Most updates are optional, and a working eBike doesn’t usually need one.
Keep in mind:
✔ Firmware upgrades can remove tuning compatibility
✔ Tuning is only guaranteed to work with the firmware version available at time of purchase
✔ A blocked tuning kit due to a firmware update is not covered under warranty
If you’re unsure, reach out before updating. We’re here to help you keep your ride running exactly how you like it.




Awesome bit of kit. So easy to fit and makes the bike so much more fun to ride the trails with.
Works like a dream. No more more famn cliff edge in power assistance just as I get going.
Super easy to fit, very straightforward just follow the instruction video. Very much plug and play. Not much room on my motor to hold the chip but it squeezed in just fine.
The wiring loom tucked in no problem.
Ready to go straight from the box, no need for any programming or complicated set up procedures. Super helpful customer service when I made a query. Many thanks, great product with super quick service.
Amazing!
Great product and very help staff. Can only give high recommendations thanks