Bikes up to 60% offWe monitor over 40,000 bikes daily to find the best prices

Today’s Deals

2025 Co-op

CTY e3.1

A 27.5″ / 29″ hybrid e-bike with upper mid-range components and tektro gemini hydraulic disc brakes.
Compare the full range

Manufacturer Price

$5,799
Weight27.2 kg  
SuspensionFull, 120mm front
ShockRockShox Deluxe Select+
Wheels27.5″ / 29″ Aluminum
Drivetrain1 × 10
GroupsetmicroSHIFT Advent X
MotorBosch 600W 63Nm mid-drive
Battery625Wh
BrakesTektro Gemini Hydraulic Disc
SeatpostDropper
View on rei.comLearn about Co-op
Add to Comparison
Where to Buy
Similar Bikes
Top Comparison

View more similar bikes →

Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

56 km/h

CTY e3.1

56 km/h

Similar Bikes

Highest gear

(descending)

Sizing
XS

152cm – 161cm

SM

159cm – 169cm

MD

166cm – 177cm

LG

174cm – 184cm

XL

181cm – 191cm

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Geometry
Specs
Build
Fork

RockShox Recon Silver RL Solo Air, 120 millimeters

Travel: 120mm

Spring Type: Air

Shock

RockShox Deluxe Select Plus RL

Bottom Bracket

Bosch

Headset

FSA Orbit 1-1/8 in. to 1-1/2 in.

Stem

31.8 mm; forged aluminum; 4-bolt

Handlebar

Co-op Riser, 15 mm rise, 9-degree sweep; 31.8 mm at center

Saddle

Co-op steel rail comfort saddle

Seatpost

X Fusion Manic dropper with remote

Type: Dropper

Pedals

Wellgo aluminum platform with steel spindle

Groupset
Rear Derailleur

microSHIFT Advent X

Crank

FSA Isis 44T

Shifters

microSHIFT Advent X Trai Pro 1 x 10-Speed

Cassette

microSHIFT Advent X CS-H10410-speed 11-48T

Chain

KMC E10 Turbo

Brakes

Tektro Gemini SL 4-piston hydraulic disc Hydraulic Disc Brake

Type: Tektro Gemini Hydraulic Disc

Brake Levers

Tektro 2-finger hydraulic with reach adjust

Wheels
Rims

Co-op alloy double-wall, eyeleted, tubeless-ready

Front Hub

Alloy Disc 15 mm thru axle

Rear Hub

Alloy 32H, 148 mm; thru axle

Tires

Kenda Kwick Seven.5 or Kwick Nine; 60 tpi; wire bead; K-Shield Plus Protection; reflective sidewalls

Electric Components
Motor

Bosch Performance Line Speed, the smart system

Battery

Lithium Ion, 625 watt hours

Rider Notes
Riders Also Viewed

First added 20 December

Last updated 24 January

Not listed for 91 days