How to Choose an Electric Bike
Tern HSD P9 Electric Bike
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Mighty but mini, the Tern HSD P9 electric bike is easy to handle and comfortable to ride, and it can carry a whole lot of cargo—all in a compact design that's shorter than a standard bicycle.
Shop similar productsKey Details
E-Bike Classification
Class 1: pedal assist up to 20 mph
Motor
Bosch Active Line Plus, 250W
Battery Capacity (Wh)
400 watt hours
Weight
56 lbs. 8 oz.
- Bosch® Active Line Plus motor with Purion display delivers pedal assist up to 20 mph, helping you carry groceries and tackle steep hills, without the sweat
- Go farther with the Bosch PowerPack 400 battery—it offers a range of up to 69 mi., depending on conditions and assist settings
- Custom Suntour suspension fork smooths out rough roads with 70mm of travel
- 9-speed Shimano® Alivio Shadow RD derailleur provides crisp shifting
- Shimano hydraulic disc brakes deliver consistent, powerful braking, even in wet conditions
- ABUS® keyed-alike frame lock offers light security for quick stops and can be matched to use the same keys as a higher-security ABUS lock (not included)
- Fits riders from 4'11" to 6'5" (150 to 195 cm)
- Fits one Thule® Yepp Maxi, Yepp Nexxt Maxi, or Bobike® GO Maxi child seat—no adapters needed
- NOTE: Specs and images are subject to change based on component availability
Imported.
This e-bike comes with Coast to Coast Support, which includes:
New bikes go through a normal break-in period, after which they should be readjusted. All electric bicycles sold at REI include free adjustments for the defined period (one year after purchase date for non-members, or two years for REI Co-op Members)—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation, chain lubrication and e-bike firmware updates. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.
UL2849 certified
View the Tern HSD Product LineView all Tern Electric Cargo Bikes- 1 year of free adjustments (see more below)
- In-store bike assembly
- Pickup in store or curbside
- Bike experts available at 170+ bike shops
- An additional year of free adjustments on e-bikes
- 20% off shop services
- Free tubes with purchase of flat tire repair (Co-op Cycles brand tubes only; tube must be installed at time of purchase)
New bikes go through a normal break-in period, after which they should be readjusted. All electric bicycles sold at REI include free adjustments for the defined period (one year after purchase date for non-members, or two years for REI Co-op Members)—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation, chain lubrication and e-bike firmware updates. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.
UL2849 certified
| Best Use | Urban Cycling |
|---|---|
| E-Bike Classification | Class 1: pedal assist up to 20 mph |
| Motor | Bosch Active Line Plus, 250W |
| Motor Type | Mid-Drive |
| Motor Torque (Nm) | 50 |
| Battery Type | Lithium Ion |
| Battery Capacity (Wh) | 400 watt hours |
| Battery Removable | Yes |
| Charge Time (hrs) | 1.5-3.5 hours |
| Pedal Assist Range | 26-69 miles |
| Frame | 6061 aluminum |
| Step-Through | Yes |
| Bike Suspension | Front Suspension |
| Fork | Suntour custom for Tern |
| Fork Travel | 70 millimeters |
| Crankset | Tern HSD custom |
| Bottom Bracket | Motor integrated |
| Shifters | Shimano Alivio |
| Rear Derailleur | Shimano Alivio Shadow |
| Rear Cogs | Shimano 9-speed, 11-32 |
| Number of Gears | 9 |
| Brake Type | Hydraulic Disc Brake |
| Brakes | Shimano hydraulic disc |
| Brake Levers | Shimano hydraulic |
| Rims | Tern Atlas H, Cargo |
| Front Hub | Novatec, thru axle, sealed bearings |
| Rear Hub | Shimano disc |
| Wheel Size | 20 inches |
| Tires | Schwalbe Big Apple 20 x 2.2 in. (55-406mm) |
| Tire Width | 2.2 inches |
| Handlebar Shape | Flat Bar |
| Handlebar | Tern Sweep, 6061-AL, Tern Andros Adapted |
| Stem | Tern Physis 3D with Andros Stem |
| Seat Post | Tern Telescope, 34.9/30.9mm, 2014-AL |
| Saddle | Tern HSD |
| Pedals | Urban platform with nonslip surface |
| Headset | Tern Flux, Cartridge Bearings |
| Chain | 9-speed DHT for eBike with GST corrosion-resistant coating |
| Weight | 56 lbs. 8 oz. |
| Bike Weight | Bike weight is based on median size, as sold, or the average of two median sizes. |
| Gender | Unisex |
Tern Bikes (187356, 169179, 169178, 187355)
| One Size | |
|---|---|
| Height Range | 4'11''-6'5'' |
How we measure bikes
- Standover Height Standover Height is a measurement from the ground to the top of the top tube, measured at the midpoint of the top tube.
- Reach Reach is the horizontal distance from the center of the cranks to the center of the head tube, measured at head tube level.
- Stack Stack is the vertical distance from the center of the cranks to the center of the head tube, measured to the top of the head tube.
- Effective Top Tube Effective top tube is the distance from the center of the head tube to the center of the seat tube/seat post, measured parallel to the ground.
- Seat Tube Center to Top Seat Tube length is the measurement of the seat tube, from the center of the cranks to the top of the seat tube.
- Head Tube Length Head Tube Length is measured from the bottom to the top of the head tube.
- Head Tube Angle Head Tube Angle is the acute angle between the head tube and the ground (measured towards the rear of the bike)
- Seat Tube Angle Seat Tube Angle is the acute angle between the seat tube and the ground (measured towards the rear of the bike).
- Bottom Bracket Height Bottom Bracket Height is a measurement taken vertically from the ground up to the center of the cranks.
- Wheelbase Wheelbase is the measurement from the center of the front axle to the center of the rear axle.
- Chainstay Length Chainstay Length is the measurement from the center of the cranks to the center of the rear axle.
- Fork Offset Fork Offset, or rake, is the distance from the front axle to a line drawn parallel to the center of the head tube or steering axis.
