Addmotor Grandtan City Fat Tire Electric Tricycle

Addmotor's product page

The Addmotor Grandtan City Fat Tire Electric Tricycle is an electric bike with a 48 V, 20 Ah, 960 Wh pack, a 750 W motor, a stated top speed of 20 mph and a load capacity of 350+100lbs.

Last updated: 11 September 2026

What we found

45 specifications are published for it, each with the source it was read from, 1 of them corroborated by a second source.
1 certification standard is cited for it: UL 2849.
No matching recall was found in the records this catalogue holds from 8 regulators.

Assembled from the evidence on this page. Every figure and count below is shown with the source it was read from.

Motor and performance

Range at each assist level: 90 miles at PAS 1 (8 mph), down to 45 at PAS 7 (20 mph)
Motor position: Front Brushless Hub Motor
Motor make: Bafang
Motor: 750 W
Torque: 80 Nm Torque
Top speed: 20 mph
Claimed range: Up to 90 miles at PAS 1
8-safety-and-preventive-measures-for-adults-riding-e-trikes · retrieved by us 29 August 2026
“the GRANDTAN CITY 3 Wheel Electric Bike can travel up to 90 miles at a time when set to PAS 1 mode. So, if you are wondering how fast do electric tricycles go , you should know that it goes quite fast”
Source: addmotor.com/blog/8-safety-and-preventive-measures-for-adults-riding-e-trikes
Up to 90 miles
grandtan-electric-trikes-details · retrieved by us 29 August 2026
“But in terms of riding range, the trike is even better than the Grandtan model as it can travel up to 90 miles on a single charge.”
Source: addmotor.com/blog/grandtan-electric-trikes-details
introducing-grandtan-e-trikes-addmotor-trikes-2023 · retrieved by us 29 August 2026
“With its UL-recognized battery, you can enjoy a smooth and comfortable ride for up to 90 miles on a single charge.”
Source: addmotor.com/blog/introducing-grandtan-e-trikes-addmotor-trikes-2023
90+ Miles Per Charge with PAS 1(Estimated)
grandtan-city · retrieved by us 29 August 2026
Source: addmotor.com/products/grandtan-city
Payload capacity: 350+100lbs
Assist sensor: Cadence Sensor
Pedal assist: 7 levels
Controller: Addmotor 25A Controller
Throttle: Right Hand Half Twist Throttle with Switch
Vehicle class: Class 2 level

Battery and charging

Battery: 48 V, 20 Ah, 960 Wh
Battery system: EB 2.0, 20Ah
Cell supplier: Samsung
Charging time, stated for the machine: 10 hours
Charger: 48V*2.0A 5 Pins, US Standard DC Charger, 5 Pins With Auto Magnetic Suction
USB port: Integrated into Display, 5V, 1Amp

Battery care and safety

Rated charge cycles: 1000–1500 cycles

Brakes and safety

Brakes: Tektro Mechanical Disc Brake with Motor Cutoff Sensor
Brake rotors: 180mm F / 2*180mm Rear
Lighting: Latest EB 2.0 headlight and 5-in-1 taillight
Wiring: Water-Resistant Connectors and Wiring Harness

Frame and components

Crank marking, from the photograph: Not established after research
Display waterproofing: Waterproof, centre-mounted
Display weatherproofing: Waterproof LCD
Frame: 6061 Aluminum Alloy Frame
Front fork: Oil Spring Fork with 80mm of Travel
Tires: narrow 3-inch-wide tires
8-safety-and-preventive-measures-for-adults-riding-e-trikes · retrieved by us 29 August 2026
“The Grandtan City tricycle is equipped with a step-through frame, narrow 3-inch-wide tires, a top speed of 20 mph, and a range of more than 90 miles on a single charge”
Source: addmotor.com/blog/8-safety-and-preventive-measures-for-adults-riding-e-trikes
mini 3-inch fat tires
get-to-know-addmotor-grandtan-m-340-m-340-plus-and-m-340-city-etrike · retrieved by us 29 August 2026
“There are mini 3-inch fat tires, which provide better traction & grip while you ride on different surfaces, especially sand and snow.”
Source: addmotor.com/blog/get-to-know-addmotor-grandtan-m-340-m-340-plus-and-m-340-city-etrike
Kenda 24" X 3.0" F/ 20" X 3.0" R Mini Fat Tires
grandtan-city · retrieved by us 29 August 2026
Source: addmotor.com/products/grandtan-city
Fork brand: ADDSHOX
Frame components the manufacturer names: G5 head tube and seat post, G3 controller protector
Rims: Aluminum Double Wall, 36H
Spokes: Stainless Steel, F: 12-Gauge, R: 13-Gauge
Derailleur: SHIMANO TOURNEY TY300 Rear Derailleur, 7-Speed
Freewheel: SHIMANO SIS Index 7-Speed, 14-32T
Cranks: Prowheel Ounce, 48T Chainring, 170mm Crank Length
Stem: Aluminum 100mm + Adjustable Angle (90°)
Handlebar: Black Aluminum, 630mm Wide, Sweep Back
Saddle: Addmotor Exclusive Well-Padded Saddle with Backrest
Seat post: Aluminum 270mm x 27.2mm
Display: Addmotor 5-Inch LCD Display
Rear rack: Front: Removable, Aluminum Rear: Removable, Aluminum, 100lbs Carrying Capacity
Number of wheels: Three
Tyre width, measured: 3.000 in

Size and fit

Rider height: 5'2"-6'4"
Rear basket size: 20.5”x16”x9.5”

Compatibility

No replacement pack we hold names this model: Addmotor name other models on their packs, not this one

Certification claims

Certification claimed by the manufacturer: UL-Recognized Battery Pack

Certifications

UL 2849Standard for Electrical Systems for eBikesVerified certification recordIssuer: UL SolutionsCert #E540364UL Product iQ certification record QGNS.E540364 — ADDMOTOR TECH, Electrical Systems for E-Bikes — productiq.ulprospector.com/en/profile/7293239/qgns.e540364?term=Addmotor&page=1
Applies in: United States, and Canada under the matching listing QGNS7.E540364
UL's register lists ADDMOTOR TECH under file E540364, UL Certified for Electrical Systems for E-Bikes. It names the family GRANDTAN rather than individual variants, so whether this variant is covered is not stated. UL certified it; we did not test it.

Each standard listed is an independent claim about this specific product — one standard does not imply compliance with another.

Battery specs & replacement options