How to Choose an Electric Bike
Cannondale Tesoro X 3 StepThru Electric Bike
$2,149.93Compared to $3,300.00*Save 34%
Built for commuting on workdays and backroad adventures on your days off, the Cannondale Tesoro X 3 StepThru electric bike boasts a huge range, robust components and grippy mixed-surface tires.
Key Details
E-Bike Classification
Class 1: pedal assist up to 20 mph
Motor
Bosch Performance Line, Smart System, 20 mph
Battery Capacity (Wh)
500 watt hours
- A sporty commuter with the wild and rugged heart of an explorer, the Tesoro X 3 StepThru thrives on city streets and adventurous back roads
- An upright, sportive riding position; a step-through SmartForm C2 Alloy frame; and impressively precise handling make riding this e-bike a blast
- With a stout 63 mm travel fork, rattle-free fenders, a high-capacity rear rack, bright lights, a wide handlebar and low gears, the bike lives to load up and go—on any road
- All the features that make Tesoro X so capable off-road translate into a comfortable, confident experience on-road
- Bosch Smart System Performance drive unit and 500 Wh battery provide pedal assist up to a maximum speed of 20 mph and a range of up to 70 mi. to get you there and back
- Drive unit delivers silent, natural-feeling power with up to 75 Nm of torque—it can boost your power by up to 340%
- Bosch Smart System is fully networked and can be controlled and customized via the eBike Flow app; it's regularly updated "over the air" for a totally personalized experience
- Convenient charging port on the top tube lets you charge your battery on the bike, or you can easily remove it for charging indoors
- Abus framelock is key-matched with battery lock
- Integrated running light in the head tube plus a powerful Axa Compactline 35E headlight and a bright Axa Blueline taillight make you more visible in all light conditions
- The combination lets you be seen up to 50 m from behind and up to 3,250 m from the front; it will light the road up to 55 m ahead of you at night
- Tubus rear rack supports up to 25 kg; Racktime compatible
- 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 Cannondale Tesoro Product LineView all Cannondale Electric City 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 | Bike Commuting Urban Cycling |
|---|---|
| E-Bike Classification | Class 1: pedal assist up to 20 mph |
| Motor | Bosch Performance Line, Smart System, 20 mph |
| Motor Type | Mid-Drive |
| Motor Torque (Nm) | 75 Newton meters |
| Battery Type | Lithium Ion |
| Battery Capacity (Wh) | 500 watt hours |
| Battery Removable | Yes |
| Charge Time (hrs) | 4.5 hours |
| Pedal Assist Range | Up to 70 miles |
| Frame | SmartForm C2 Alloy, step-through; removable 500 Wh downtube battery; integrated front running light; tapered head tube; internal cable routing; 135 mm QR hub spacing; IS disc mount; motor protection |
| Step-Through | Yes |
| Bike Suspension | Front Suspension |
| Fork | SR Suntour Mobie A32, 63 mm travel, coil with preload adjuster, lockout, crown light mount, 44 mm offset |
| Fork Travel | 63 millimeters |
| Crankset | FSA for Bosch |
| Shifters | microSHIFT Marvo XPress M859, trigger style, 9-speed |
| Rear Derailleur | microSHIFT Marvo, 9-speed |
| Rear Cogs | microSHIFT H-Series, 11-36T, 9-speed |
| Number of Gears | 9 gear(s) |
| Brake Type | Hydraulic Disc Brake |
| Brakes | Shimano MT400 hydraulic disc, 180/180 mm RT30 rotors |
| Brake Levers | Shimano MT400 hydraulic disc |
| Rims | Alloy, double wall, 32 hole, 25 mm internal width, disc-specific |
| Front Hub | Shimano MT400B, 110 x 15 mm thru axle |
| Rear Hub | Shimano UR600, 135QR |
| Wheel Size | S: 27.5 inches |
| Tires | Continental Race King |
| Tire Width | 2.20 |
| Handlebar Shape | Riser Bar |
| Handlebar | Cannondale 3 Riser, 6061 alloy, 15 mm rise, 8 degrees sweep, 4 degrees rise, 740 mm |
| Stem | Cannondale 3 with Intellimount, alloy, 31.8 mm clamp |
| Seat Post | Cannondale 4, 6061 alloy, 31.6 mm |
| Saddle | Selle Royal Vivo Active Ergo with reflective accents |
| Pedals | Cannondale flat |
| Headset | Semi-integrated, tapered; 1-1/8 to 1-1/2 in. |
| Chain | KMC X9, 9-speed |
| Weight | Unavailable |
| Gender | Unisex |
Cannondale Bikes (252490, 237845, 184508)
| S | M | L | XL | |
|---|---|---|---|---|
| Height Range | 5'4" - 5'8" | 5'7" - 6'0" | 6'0" - 6'3" | 6'4" - 6'8" |
| Reach | 39.3 | 43 | 45.1 | 47.4 |
| Stack | 62.9 | 62.9 | 63.7 | 64.4 |
| Effective Top Tube | 58.0 | 61.7 | 64.0 | 66.5 |
| Seat Tube Center-Top | 38.0 | 43.5 | 48.5 | 53.5 |
| Standover Height | 74.6 | 77.5 | 81.3 | 84.7 |
| Head Tube Length | 12.8 | 12.8 | 13.6 | 14.4 |
| Head Tube Angle (degrees) | 68.0 | 68.0 | 68.0 | 68.0 |
| Seat Tube Angle (degrees) | 73.5 | 73.5 | 73.5 | 73.5 |
| Bottom Bracket Height | 31.5 | 31.5 | 31.5 | 31.5 |
| Wheelbase | 115.5 | 119.2 | 121.6 | 124.2 |
| Chainstay | 47.9 | 47.9 | 47.9 | 47.9 |
| Fork Offset | 5.1 | 5.1 | 5.1 | 5.1 |
Sizing Notes
Measurements are stated in centimeters unless otherwise indicated.
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.
