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2026 Opus

FORTITUDE 105

An aluminum frame endurance bike with upper mid-range components and shimano hydraulic disc brakes.
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Manufacturer Price

CA$2,699($1,943)
Weight20.7 lbs  
FrameAluminum
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 12
Groupset105
BrakesShimano Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
FORTITUDE 105
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)

39 mph

FORTITUDE 105

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

Tire Clearance35c

ColorCrystal Red

Fork

Full Carbon Tapered 1-1/2 to 1-1/8 in

Bottom Bracket

Shimano sealed cartridge

Headset

FSA Orbit integrated sealed

Stem

Promax

Handlebar

X-Race Aero 8° flare

Saddle

Opus Endurance

Seatpost

Promax alloy 27.2 x 300

TypeRigid

Pedals

N/A

Groupset
Rear Derailleur

Shimano 105 R7100

Front Derailleur

Shimano 105 R7100

Crank

Shimano 105 R7100

Shifters

Shimano 105 2 x 12

Cassette

Shimano 11-34t

Chain

Shimano HG12 M7100

Brakes

Shimano BRR7100 Flat Mount Hydraulic disc

TypeShimano Hydraulic Disc

Brake Levers

Shimano R7100

Wheels
Rims

Weinmann U27TL

Front Hub

Alex Bear Pawls through axle 12 mm fr/rr

Rear Hub

Alex Bear Pawls through axle 12 mm fr/rr

Tires

Kenda Fortitude Pro 700 x 32

Disc Rotors

Complete Shimano 105 12-speed group

Accessories
Racks

Rear rack and fender mounts

Rider Notes
Riders Also Viewed

First added April 29

Last updated May 30