Class 1 e-Bike

The Tern GSD S10 is a compact cargo Class 1 e-bike designed to be a true car replacement. Despite its small footprint, it can carry up to two children or significant cargo. Its powerful 250W Bosch mid-drive motor provides pedal assistance up to 20 mph. The Class 1 designation ensures it can be ridden on most bike paths, making it a safe choice for families.

Gear for the Tern GSD S10

Helmets, locks, lights and parts riders commonly buy with this e-bike.

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Tern GSD S10: Class 1 cargo e-bike, 250W Bosch mid-drive

The GSD S10 is a compact Class 1 cargo bike with a 250W Bosch mid-drive motor. Pedal assist has 5 levels and tops out at 20 mph, and there is no throttle.

Tern designed it to carry up to two children or significant cargo within a small footprint.

Who Is This For?

Parent replacing a car

Carries children and groceries on short trips. Class 1 status gives access to bike paths, multi-use paths and trails.

family cargo hauling

Not For:

  • Riders who want a throttle, since this model has none.

Typical use

Morning

Situation: School drop-off with two children.

The compact cargo frame carries them with 250W Bosch assist up to 20 mph.

Specifications

E-Bike Class Class 1 - Pedal Assist Only
Motor Type Mid-Drive
Motor Power 250W
Assisted Max Speed 20 mph
Pedal Assist Yes
Throttle Yes
Street Legal Yes
Legal Access Legal on all roads, bike paths, and trails where regular bicycles are allowed.

Top Accessories & Parts

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Frequently Asked Questions

Is the Tern GSD S10 street legal?

Yes. It is Class 1 with 20 mph pedal assist only, and it needs no registration, license or insurance.

What is a Class 1 e-bike?

Legal on all roads, bike paths, and trails where regular bicycles are allowed.

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