Tern Vektron Q9 #1 global
Tern Vektron Q9 #2 global
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Tern

Vektron Q9

Year
2026
Size
Unique: ideal for riders between 4ft 10in and 6ft 5in

Only one available

Specifications

General

Brand: Tern

Model: Vektron Q9

Usage: Folding

Color: Blue

Year: 2026

Mileage: 11 mi

Weight: 49 lb

Frame type: Open

Sizing

Manufacturer's size: Unique (ideal for people between 4ft 10in and 6ft 5in)

Seat tube length: 40 cm

Equipment & Accessories

Rack position: Rear

Electrical

Battery

State of health: Superior to 90%

Battery capacity: 400 Wh

Number of cycles of battery charge: 1

Battery location: Frame

Battery removable: Yes

UL certified: Yes. Available for purchase anywhere in the US.

Engine

Brand: Bosch

Model: Active Line Plus

Engine location: Mid-drive

Engine torque: 50 Nm

Product Reference: BDU380

Engine power: 250 W

Assistance type: Pedal

Max speed: 20 mph

e-Bike class: Class 1

Display

Display model: Purion

Mechanical

Drivetrain & Braking

Shifting: Derailleur

Transmission: Chain

Derailleur model: Shimano Alivio

Number of speeds: 9

Brakes: Disk | Hydraulic

Wheels & Tires

Wheels size: 20"

Tires: Schwalbe Balloon Big Apple (55-406 - 20 x 2.15)

Frame & Suspensions

Frame material: Aluminum

Dropper post: No

History and Inspection Report

All our bikes go through a 50-point inspection and are refurbished by professional mechanics. Learn more about the checklist

Tern Vektron Q9 (2026)

Refurbished in our Brooklyn Upcenter in November 2026

  • Frame, drivetrain, braking system, wheels, tires and suspensions inspected and tested
  • Battery, motor and display diagnosed and in healthy condition
  • Software up-to-date
  • Test ride, deep cleaning and final quality control check

Mechanic's note

This bike is in very good condition. There are some light scratches on the frame and other components.

Ownership history

This Tern Vektron Q9 was sold to us directly from a bike shop in October 2026.

Why we love it

The Tern Vektron comes with all the advantages a folding bike can offer. The handlebar position and saddle height are easy to adjust and it folds compactly. Its powerful disc brakes bring the bike to a halt quickly and safely.

Top features

  • Lightweight electric bike
  • Top-of-the-range engines from top manufacturers
  • Pedal motor provides smooth, proportional electric assistance

Warranty and Protection

Included with your bike

Optional coverage available at checkout

See what our customers think of us

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