Cannondale  Moterra 3 Electric Mountain Bike

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Color: Mercury
Size: M
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From mountains to local loops, the Cannondale Moterra 3 electric mountain bike is agile and quick on climbs and stable and composed on descents, making easy trails fun, hard trails electrifying.

Location Image of color Mercury
Location Image of color Mercury


  • Proportional Response size-tuned SmartForm alloy frame
  • Each size frame gets its own custom suspension kinematics—different mounting points, links and leverage ratios—for truly size-specific suspension performance
  • RockShox Yari RC fork provides 150 mm of travel
  • Bosch SmartSystem features a 750 Wh battery and Performance Line CX motor
  • With 85 Nm of available torque, the motor can boost your output by up to 340% in a completely natural, intuitive-feeling way
  • Bosch PowerTube 750 Wh battery lets you do more laps and explore the farthest peaks
  • Charge the battery on the bike, or remove it easily for off-bike charging
  • 12-speed drivetrain
  • To protect the motor and battery from damage, Moterra 3 features a sealed battery cover and a burly, trials-style skid plate
  • 18 mm 2-bolt kickstand mount and integrated rear rack mounts
  • Specs and images are subject to change


This e-bike comes with Coast to Coast Support, which includes:
  • 1 year of free adjustments (see more below)
  • In-store bike assembly
  • Pickup in store or curbside
  • Bike experts available at 170+ bike shops
REI Co-op Members get more:
  • 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)
More about our free adjustments:
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 Moterra Product LineView all Cannondale Full-Suspension Mountain Bikes

Technical Specs

Item #208207
Best Use

Mountain Biking

E-Bike Classification

Class 1: pedal assist up to 20 mph


Bosch Performance Line CX 250W

Motor Type


Motor Torque (Nm)

85 Newton meters

Battery Type

Lithium Ion

Battery Capacity (Wh)

750 watt hours

Battery Removable



SmartForm C1 alloy with Proportional Response Tuned Suspension and UDH hanger

Bike Suspension

Full Suspension


RockShox Yari RC 150 mm, 15 x 110 mm Boost, 44 mm offset

Fork Travel

150 millimeters

Rear Shock

2-pos mode adjust, adjustable rebound


FSA Bosch E-bike with 55 mm chainline, 160 mm, 34T


Shimano Deore M6100, 12-speed

Rear Derailleur

Shimano XT

Rear Cogs

Shimano Deore M6100, 10-51, 12-speed

Number of Gears

12 gear(s)

Brake Type

Hydraulic Disc Brake


Shimano MT420 4-piston hydraulic disc, 203/203 mm rotors

Brake Levers

Shimano MT401 hydraulic disc


WTB ST i30 TCS, 32h, tubeless ready

Front Hub

Formula 15 x 110 mm thru axle

Rear Hub

Shimano MT410, 12 x 148 mm thru axle

Wheel Size

M: 29 inches


M: Front: Maxxis Minion DHF, 29 x 2.6 in., EXO, tubeless ready; rear: Maxxis Rekon, 29 x 2.6 in., EXO, tubeless ready

Tire Width

2.6 inches

Handlebar Shape

Riser Bar


Cannondale 3 Riser, 6061 alloy, 15 mm rise, 8 deg. sweep, 4 deg. rise, 780 mm


Cannondale 3, 6061 alloy, 31.8, 0 deg.

Seat Post

M: TranzX dropper, internal routing, 31.6 x 150 mm

Dropper Post



Fabric Scoop Shallow Sport, steel rails


Integrated sealed bearing, tapered


Shimano Deore 6100, 12-speed





Size Chart

Height Range5'2''-5'5''5'6''-5'9''5'8''-6'0''6'1''-6'5''
Effective Top Tube58.360.863.567.2
Seat Tube Center-Top40434649
Standover Height75.475.476.377
Head Tube Length11.511.512.513.5
Head Tube Angle (degrees)65656565
Seat Tube Angle (degrees)69.869.569.569.5
Bottom Bracket Height34.1353535
Fork Offset4.

Sizing Notes

Measurements are stated in centimeters unless otherwise indicated.

How we measure bikes

  1. 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.
  2. Reach Reach is the horizontal distance from the center of the cranks to the center of the head tube, measured at head tube level.
  3. 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.
  4. 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.
  5. 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.
  6. Head Tube Length Head Tube Length is measured from the bottom to the top of the head tube.
  7. Head Tube Angle Head Tube Angle is the acute angle between the head tube and the ground (measured towards the rear of the bike)
  8. Seat Tube Angle Seat Tube Angle is the acute angle between the seat tube and the ground (measured towards the rear of the bike).
  9. Bottom Bracket Height Bottom Bracket Height is a measurement taken vertically from the ground up to the center of the cranks.
  10. Wheelbase Wheelbase is the measurement from the center of the front axle to the center of the rear axle.
  11. Chainstay Length Chainstay Length is the measurement from the center of the cranks to the center of the rear axle.
  12. 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.

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