2018 Cannondale

Catalyst 4 27.5

A 27.5″ aluminum frame hardtail crosscountry bike with mid-range components and mechanical disc brakes.
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MSRP$399
Weight31.8 lbs  
FrameAluminum
SuspensionHardtail, 75mm
ForkSuntour
Wheels27.5″ Aluminum
Drivetrain3 × 7
GroupsetTourney
BrakesMechanical Disc
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Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Catalyst 4 27.5
Other Crosscountry 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)

25 mph

Catalyst 4 27.5

27 mph

Similar Bikes

Highest gear

(descending)

Sizing
SM

5'2" – 5'7"

MD

5'5" – 5'11"

LG

5'9" – 6'2"

XL

6'0" – 6'4"

Rider Fit Notes

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Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

SmartForm C3 alloy

BB StandardBSA, 73mm, Threaded

Fork

SR Suntour M3030-27, 75 millimeters

Travel75mm

Bottom Bracket

Semi-cartridge type, square taper, BSA, sealed bearing

Headset

Semi-integrated, threadless, 1-1/8 in.

Stem

Alloy, 31.8, 8

Handlebar

Alloy, 25mm rise, 700mm, 31.8

Saddle

Cannondale Stage 2

Seatpost

Alloy, micro-adjust, 27.2 x 350mm

TypeRigid

Pedals

Cannondale Platform

Groupset
Rear Derailleur

Shimano Tourney, 7-speed

Front Derailleur

Shimano Tourney, 31.8 clamp

Crank

Prowheel, 24/34/42

Shifters

Shimano EF41 Easyfire, 3 x 7-speed

Cassette

Sunrace, 14-34, 7-speed

Chain

KMC Z51, 7-speed

Brakes

Jak-7 cable-actuated disc, 160/160mm Mechanical Disc Brake

TypeMechanical Disc

Brake Levers

Shimano EF41

Wheels
Rims

DC 6.0, double wall, 32-hole

Front Hub

Alloy disc

Rear Hub

Freewheel, sealed, loose ball bearings, QR, 32h

Tires

Innova

Rider Notes
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Last updated March 1
Not listed for 1,877 days