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2023 Opus

E-BIG CITY +

A 650b aluminum frame commuter e-bike with mid-range components and shimano hydraulic disc brakes.
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Manufacturer Price

CA$4,199($3,042)
Weight44.5 lbs  
FrameAluminum
SuspensionRigid
ForkAluminum
Wheels650b Aluminum
Drivetrain1 × 9
GroupsetAlivio
MotorShimano 250W 60Nm mid-drive
BatteryShimano 418Wh
BrakesShimano Hydraulic Disc
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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)

28 mph

E-BIG CITY +

31 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full E-BIG CITY model range

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Sizing
SM

5'2" – 5'7"

MD

5'6" – 5'11"

LG

5'9" – 6'2"

🐐 Estimated

Rider Fit Notes

None yet.

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Reviews
Canadian Cycling Magazine
Review: Opus E-Big City

Jul 2021 · Lily Hansen-Gillis

Can an ebike make commuting more fun?

Read Review

Geometry
Specs
Build
Frame

Meta 30 Alloy

BB StandardSTEPS, Press Fit

ColorSilver

Fork

Aluminum tapered 1-1/2 to 1-1/8 in

Bottom Bracket

Shimano STePS E-6100

Headset

FSA Orbit integrated sealed

Stem

Opus Silver

Handlebar

Opus Bronze 25 mm rise

Saddle

Opus E-City

Seatpost

Redshift Suspension Seatpost

TypeSuspension

Pedals

FPD NW-247

Groupset
Rear Derailleur

Shimano Alivio 3100 Shadow

Crank

Shimano STePS

Shifters

Shimano Alivio 9

Cassette

Shimano 11-36

Chain

KMC E9S

Brakes

Shimano BR-MT201 hydraulic disc

TypeShimano Hydraulic Disc

Brake Levers

Shimano BL-MT201

Wheels
Rims

Weinnman U32 TL

Front Hub

Formula/Shimano

Rear Hub

Formula/Shimano

Tires

Kenda Kwick Seven.5 27.5 x 2.4

Electric Components
Motor

Shimano STePS motor E-6100 250W 60Nm

Battery

Shimano E-8014 418Wh 36V 11.6Ah battery

Display

SC-E5000 Switch with integrated display

Rider Notes
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First added December 16

Last updated February 24

Not listed for 825 days