Ouxi GT16, GT20, GT20 Pro and GT24: specifications and compatible parts
The Ouxi GT16, GT20, GT20 Pro and GT24 differ mainly in wheel size: 16, 20 or 24 inch. Each model has its own 48V battery: the GT16 20Ah, the GT20, GT20 Pro and GT24 15Ah each (720Wh). FatbikeKlaar sells all four in the restricted version, with pedal assistance up to 25 km/h.
Specifications compared
| Feature | GT16 | GT20 | GT20 Pro | GT24 |
|---|---|---|---|---|
| Battery | 48V / 20Ah lithium-ion, removable (charge in or out of the bike) | 48V / 15Ah / 720Wh, removable | 48V / 15Ah / 720Wh, removable | 48V / 15Ah / 720Wh, removable |
| Range (lowest / middle / highest level) | approx. 80 km / approx. 65 km / approx. 50 km | approx. 65 km / approx. 50 km / approx. 40 km | approx. 65 km / approx. 50 km / approx. 40 km | approx. 65 km / approx. 50 km / approx. 40 km |
| Charging time | 4-6 hours | 4 hours | 4 hours | 4 hours |
| Wheel size | 16 inch | 20 inch | 20 inch | 24 inch |
| Frame size | 72 cm | – | – | 85 cm |
| Weight | – | 43 kg | 43 kg | 40 kg |
| Maximum weight | 150 kg | 150 kg | 150 kg | 150 kg |
| Suitable for height | 150 to 190 cm | 150 to 195 cm | 150 to 195 cm | 150 to 185 cm |
| Brakes | Hydraulic disc brakes | Hydraulic disc brakes | Hydraulic disc brakes | Hydraulic disc brakes |
| Suspension | Front and rear suspension | Suspension fork | Front and rear suspension | Front and rear suspension |
| Gears | Shimano 7 gears | Shimano 7 gears | Shimano 7 gears | 7 gears |
| Frame type | High step-through | High step-through | High step-through | High step-through |
| Throttle | Up to 6 km/h (walk assist) | Up to 6 km/h (walk assist) | Up to 6 km/h (walk assist) | Up to 6 km/h (walk assist) |
| Pedal assistance (restricted version) | up to 25 km/h | up to 25 km/h | up to 25 km/h | up to 25 km/h |
– = not listed in the product data.
How far you actually get depends on the assistance level, your weight, the wind and the terrain.
The bikes
When ordering, you choose delivery in a box or assembled.
Compatible parts
According to our product data, these parts from our range fit the GT series:
| Type | Part | Fits |
|---|---|---|
| Battery | Ouxi GT16 - Battery 48V 20Ah | GT16 |
| Battery | Ouxi GT20 - Battery 48V 15Ah | GT20 |
| Battery | Ouxi GT20 Pro - Battery 48V 15Ah | GT20 Pro |
| Battery | Ouxi GT24 - Battery 48V 15Ah | GT24 |
Tunable parts are not on this page; you can find them in the collection Tuning kits. They are only for use on private or enclosed property; on public roads, 25 km/h applies.
Frequently asked questions about the Ouxi GT16, GT20, GT20 Pro and GT24
What is the difference between the GT16, GT20, GT20 Pro and GT24?
Mainly the wheel size: 16, 20 or 24 inch. The GT16 has a 20Ah battery, the other three 15Ah. The GT20 only has front suspension.
Which battery fits my GT16, GT20, GT20 Pro or GT24?
Each model has its own 48V battery with the model name in the title. Order the battery that belongs to your model.
How far can you ride with a GT20?
According to the product data, about 65 km in the lowest assistance level and 40 km in the highest. The GT16 manages about 80 km.
How long does charging take?
According to the product data, 4 hours for the GT20, GT20 Pro and GT24, and 4 to 6 hours for the GT16.
What does the throttle do?
The throttle provides walk assistance up to 6 km/h, according to the product data of all four models.
What rider height is a GT fatbike for?
According to the product data, from 150 cm. The upper limit is 185 cm (GT24), 190 cm (GT16) or 195 cm (GT20 and GT20 Pro). The maximum weight is 150 kg.
What warranty do you get on the bike?
3 years on the frame; 1 year on the battery, motor, controller, display and moving parts. See our warranty policy.
How much does delivery of the bike cost?
€59 in the Netherlands and €79 in Belgium. For other countries: see our shipping policy.
Not sure whether a part fits?
Send a photo of your old part via WhatsApp (+31 6 82090642) or email info@fatbikeklaar.nl.
Last checked: 3 October 2026.