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2026 Opus

FORTITUDE CLARIS

An aluminum frame endurance bike with mid-range components and tektro rim brakes.
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Manufacturer Price

CA$1,299($935)
Price History
Weight21.4 lbs  
FrameAluminum
ForkAluminum
Wheels700c Aluminum
Drivetrain2 × 8
GroupsetClaris
BrakesTektro Rim
View on opusbike.comLearn about Opus
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
FORTITUDE CLARIS
Other Endurance bikes
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)

38 mph

FORTITUDE CLARIS

39 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.

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Price History
Geometry
Specs
Build
Frame

Aluminum

Color: Grey

Fork

Alloy Tapered 1-1/4 to 1-1/8 in

Bottom Bracket

FSA Sealed Cartridge

Headset

TH Integrated Sealed

Stem

Promax

Handlebar

Alloy 31.8mm

Saddle

Opus Endurance

Seatpost

Promax alloy 27.2 x 300

Type: Rigid

Pedals

N/A

Groupset
Rear Derailleur

Shimano Claris R2000

Front Derailleur

Shimano Claris R2000

Crank

FSA Tempo Adventure

Shifters

Shimano Claris R2000 2 x 8

Cassette

Shimano 11-32t

Chain

KMC Z8.3

Brakes

Tektro R313

Type: Tektro Rim

Brake Levers

Shimano Claris R2000

Wheels
Rims

Weinmann ZAC-19

Front Hub

Vuelta

Rear Hub

Vuelta

Tires

Kenda Fortitude 700 x 28

Accessories
Racks

Rear rack and fender mounts

Rider Notes
Riders Also Viewed

First added April 29

Last updated May 30