Mini but mighty, the Tern HSD P5i electric bike lets you zip around town and conquer hills with the boost of the Bosch electric motor—and the large rear rack has room for a passenger or cargo.
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- Bosch PowerPack 545 battery provides long range of up to 76 miles (121 km)
- Class 1 Bosch Performance Line motor with Bosch Smart System provides up to 75 Nm of torque and increases your pedaling power by up to 340%
- Cargo and passenger-ready with a large rear rack capacity of 176 lbs. (80 kg)
- Control all Smart System functions at your fingertips via the Bosch eBike Flow app
- Use the app to keep your e-bike system up to date with over-the-air updates, activate the eBike Lock, customize riding modes, view bike information and connect to dealers
- Detachable and easy-to-understand Intuvia 100 display
- Silent, smooth and virtually maintenance-free Gates CDX belt drive
- Shimano Nexus INTER-5E internally geared hub
- Fits riders 4 ft. 11 in. up to 6 ft. 5 in. (150–195 cm) with an easily adjustable cockpit
- Tested for safety and reliability—frame and fork are EFBE-tested up to the 397 lbs. (180 kg) maximum gross vehicle weight
- NOTE: Specs and images are subject to change based on component availability
Imported.
- 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 Performance, 340% Assist, 75 Nm Torque, Class 1 max speed 20 mph (US) |
| Motor Type | Mid-Drive |
| Motor Torque (Nm) | 75 Newton meters |
| Battery Type | Lithium Ion |
| Battery Capacity (Wh) | 545 watt hours |
| Battery Removable | Yes |
| Charge Time (hrs) | 2-6 hours |
| Pedal Assist Range | 32-76 miles |
| Frame | 6061-AL, patented design, Tern sliding dropouts, EFBE Tri-Test approved: 180 kg |
| Step-Through | Yes |
| Bike Suspension | Front Suspension |
| Fork | Suntour custom for Tern, 1.5 in. tapered Chromoly steerer, 32 mm stanchions, thru-axle, EFBE approved: 180 kg |
| Fork Travel | 70 millimeters |
| Crankset | Tern HSD custom, Gates CDX CNC machined bearing |
| Bottom Bracket | Motor Integrated |
| Shifters | Shimano Nexus INTER-5E |
| Rear Cogs | Gates CDX, precision machined cog |
| Number of Gears | 5 gear(s) |
| Internally Geared | Yes |
| Brake Type | Hydraulic Disc Brake |
| Brakes | Shimano, hydraulic disc, 180 mm rotor (front), 160 mm rotor (rear) |
| Brake Levers | Shimano, hydraulic disc |
| Rims | Tern Atlas H, wide 35 mm |
| Front Hub | Novatec, Thru-axle, sealed bearings |
| Rear Hub | Shimano Nexus INTER-5E |
| Wheel Size | 20 inches |
| Tires | 55-406, puncture resistant, Reflex |
| Tire Width | 55 millimeters |
| Handlebar Shape | Moustache Bar |
| Handlebar | 6061-AL, Tern Andros adapted |
| Stem | Tern Andros, adjustable, forged construction, patented technology |
| Seat Post | Tern Telescope, 3409/30.9 mm, 2014-AL |
| Saddle | Tern Upright by Velo |
| Pedals | Urban with nonslip surface |
| Headset | Tern Flux Pro Taper by FSA, 1.5 in., angular contact bearings, Physis integrated |
| Chain | Gates Carbon Drive CDX Belt |
| Belt Drive | Yes |
| Weight | 61 lbs. 8 oz. |
| Bike Weight | Bike weight is based on median size, as sold, or the average of two median sizes. |
| Gender | Unisex |
| Sustainability | Contains recycled materials |
| One Size | |
|---|---|
| Height Range | 4'11" - 6'5" |
Sizing Notes
Measurements are stated in feet and inches.
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.