


- Speed Differential - Enhances etrike's performance and maneuverability, ensuring safe turning and cornering.
- Torque Sensor - A torque sensor matches your pedaling effort, making the ride more efficient and comfortable.
- Parking Brake - The new parking brake system locks the wheels, allowing you to stop or park with confidence anywhere.
- Front Shock Absorber - ADDSHOX suspension enhances comfort, stability & control, reduces fatigue, and improves traction.
- EB 2.0 Versatile Lights - A 5-in-1 taillight w/ driving, danger, flashing, braking, and turning signals. Plus, a headlight for your safe ride.
- Rear Cargo Basket & Bag - Grandtan includes a rear basket and a waterproof bag to store items and ensure safe night rides.
- Thumb Throttle - Ride your etrike easily with thumb throttle.
- Dual Suspensions - GRANDTAN X trike redefines comfort on three wheels with its dual shock absorption system, featuring Addshox front suspensions and rear spring shock absorbers. It efficiently absorbs vibrations and bumps for a smooth, enjoyable ride.
- UL-Certified Samsung Cell Battery - The 48V*20Ah high-capacity battery provides plenty of power with a range of up to 135 KM. The UL-certified battery in the US and Canada keeps your ride safe and secure.
- 500W Rear Motor - The rear-mounted motor makes the Grandtan much more stable and helps maintain a better balanced ride when climbing hills.
YouTube Reviews
Size & Fit

Rider Height |
Tyre Size |
Reach |
Wheel Base |
Total Length |
Total Width |
Standover Height |
Mini Saddle Height |
Max Saddle Height |
Handlebar Height |
157cm - 193cm |
61cm X 10cm F & 51cm X 10cm R |
330mm |
1349mm |
1971mm |
821mm |
445mm |
826mm |
991mm |
1092mm - 1220mm |
Technical
Battery |
Range |
Motor |
48V20 Ah UL-certified Battery |
135KM (PAS1) |
500W Rear-Drive Motor |
Speed |
Weight |
Payload |
Up to 25 Kph |
58KG |
160+45KG |
Performance
Display |
Lights |
Frame |
Brake |
Handlebar |
Rims |
Crankset |
Chain |
Addmotor EB 2.0 LCD Display |
EB 2.0 front light and 5-in-1 taillight |
6061 Aluminum Alloy Frame |
Tektro Mechanical Disc Brake with Motor Cutoff Sensor |
Black Aluminum 630mm Wide Sweep Back |
Aluminum Double Wall 36H |
Prowheel Ounce 48T Chainring 170mm Crank Length |
KMC Rust Resistant Chain |
Throttle |
Pedal Assist |
Front Fork |
Brake Rotors |
Saddle |
Spokes |
Derailleur |
Variable Speed Control - Removable Thumb Throttle |
7 Level Pedal Assist - Torque Sensor |
Oil Spring Fork with 80mm of Travel & Rear Shock Absorber |
180mm Front / 2*180mm Rear Rotors on 3 Wheels |
Addmotor Exclusive Well Padded Saddle with Backrest |
Stainless Steel F: 12-Gauge R: 13-Gauge |
SHIMANO TOURNEY TY300 Rear Derailleur 7-Speed |
Experience the Difference

Dual Suspensions

UL-Certified Samsung Cell Battery

Rear hub motor (250W continuous-rated for everyday road use)

Speed Differential
Enhances etrike's performance and maneuverability, ensuring safe turning and cornering.

Torque Sensor
A torque sensor matches your pedaling effort, making the ride more efficient and comfortable.

Parking Brake
The new parking brake system locks the wheels, allowing you to stop or park with confidence anywhere.

Front Shock Absorber
ADDSHOX suspension enhances comfort, stability & control, reduces fatigue, and improves traction.

EB 2.0 Versatile Lights
A 5-in-1 taillight w/ driving, danger, flashing, braking, and turning signals. Plus, a headlight for your safe ride.

Rear Cargo Basket & Bag
Grandtan includes a rear basket and a waterproof bag to store items and ensure safe night rides.

Thumb Throttle
Ride your etrike easily with thumb throttle.




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Warren
Appreciate the effort made by the team to meet even the smallest request. Unusual to find any company that goes the extra my that ONEBIKE do.

Jo-anne
Communication from One Bike was fantastic. Russell keeped me informed during the purchase. Bike looks great. Haven't taken it for a spin yet as I'm unwell but looking forward to it.

Warren
Appreciate the effort made by the team to meet even the smallest request. Unusual to find any company that goes the extra my that ONEBIKE do.

Ariadna
The bike is great but what i liked most about the experience was russell’s customer service. He is very kind and attentive and always willing to answer all my questions!

Jo-anne
Communication from One Bike was fantastic. Russell keeped me informed during the purchase. Bike looks great. Haven't taken it for a spin yet as I'm unwell but looking forward to it.

Ariadna
The bike is great but what i liked most about the experience was russell’s customer service. He is very kind and attentive and always willing to answer all my questions!