Can You Unlock the Segway ZT3 Pro's Speed?
Yes — the ZT3 Pro ships limited to 25km/h (EU legal limit) but can reach 40km/h via physical modification. Difficulty: Advanced. Note: unlocking typically voids the warranty and makes the scooter illegal for public road use in most EU countries.
As Shipped
25
km/h
Unlocked Potential
40
km/h
Difficulty
Advanced
Last reviewed: 2026-07-30 · ScooterRank
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⚠️ Before You Unlock
Legality
Riding above the legal speed limit on public roads is illegal in most EU countries and can result in fines, insurance invalidation, or vehicle confiscation. Unlocked scooters are typically only legal to ride on private property. Check your local regulations before modifying.
Warranty
This will void your warranty
Safety
Brakes, tires, and frame components are rated for stock speeds. Higher speeds increase stopping distances and place additional stress on the suspension, wheels, and structural components. Riding above rated speeds significantly increases injury risk in the event of an accident.
Known Methods
You can unlock the Segway ZT3 Pro’s top speed from 25 km/h to 40 km/h using a firmware mod.
- Unbind the scooter in the Segway app to avoid future pairing issues.
- Remove the VCU, connect an ST-Link to the SWD pins, and use ZT3Tools to run
dump_ram.batanddump_memory.bat. - Run
change_sn_to_us.batto generateMEMORY_ZT3Pro_modded.bin. - Flash the modded firmware with
flash_memory_modded.bat, reinstall the VCU, then rebind in the Segway app. - Finally, set the max speed to 40 km/h in the app.
Advanced difficulty; voids your warranty.
This is an editorial summary of publicly available information. ScooterRank does not provide firmware modification guides or software tools.
Frequently Asked Questions
Can the Segway ZT3 Pro be unlocked?
Yes — the Segway ZT3 Pro can be unlocked. It ships limited to 25km/h but can reach up to 40km/h via aftermarket methods. Note that unlocking typically voids the warranty and may be illegal on public roads.
What is the Segway ZT3 Pro's top speed when unlocked?
The Segway ZT3 Pro can reportedly reach up to 40km/h when unlocked via physical modification. This compares to the stock limit of 25km/h. Results may vary depending on the method used and firmware version.
Is unlocking the Segway ZT3 Pro legal?
Riding an unlocked Segway ZT3 Pro above the speed limit on public roads is not allowed in most countries that regulate e-scooters. Most EU countries cap e-scooters at 25 km/h; Germany, Italy, Poland, Sweden and several others use 20 km/h, and some countries require registration and insurance for faster models. Unlocked speeds are generally only usable on private property, and riding unlocked on public roads can mean fines, insurance invalidation or confiscation. Check the rules for your country in our e-scooter law atlas.
Does unlocking void the Segway ZT3 Pro warranty?
This will void your warranty