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2021 Cannondale

Scalpel-Si 5

A 29″ aluminum frame full suspension crosscountry bike with upper mid-range components.
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Weight28.7 lbs  
FrameAluminum
SuspensionFull, 100 / 100mm
ForkRockShox SID Select
ShockRockShox Monarch RL
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetNX Eagle, Truvativ Stylo
BrakesShimano Deore 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)

27 mph

Scalpel-Si 5

27 mph

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Highest gear

(descending)

Reviews
MBR
Cannondale Scalpel-Si Carbon SE review - MBR

Apr 2019 · Alan Muldoon

Cannondale Scalpel SE's extra travel front and rear, and components like 150mm dropper post, makes it a different animal to its race stablemates.

Highs
  • Sleek carbon frame construction

Lows
  • Short, tall geometry

Read Review

Bicycling
The 2019 Cannondale Scalpel-Si Carbon 2 Is Quicker Than Ever

Sep 2018 · Riley Missel

With a brand-new fork and lockout system, Cannondale's cross-country bike got a whole lot better.

Read Review

Geometry
Specs
Build
Frame

SmartForm C1 Alloy, 100mm travel, Zero Pivot seatstay, Carbon Link, PF30-83, 1.5 Si head tube, Ai Offset, 100mm travel, Zero Pivot seatstay, Carbon Link, PF30-83, 1.5 Si head tube, Ai Offset

BB StandardPF30, 83mm, Press Fit

Fork

RockShox SID Select, 100mm, Debonair, 15x110, tapered steerer, 42/51mm offset

Travel100mm

Spring TypeAir

Shock

RockShox Monarch RL

Travel100mm

Bottom Bracket

SRAM DUB PF30 MTB83

Headset

Integrated, 1-1/8 to 1.5", sealed angular contact bearings (Integrated steer stop size small only)

Stem

Cannondale 3, 6061 Alloy, 31.8, 7°

Handlebar

Cannondale 3 Flat, 6061 double-butted Alloy, 31.8mm, 3° rise, 8° sweep, 760mm

Saddle

Fabric Scoop Shallow Sport, steel rails

Seatpost

Cannondale 3, 6061 Alloy, 31.6 x 350mm

TypeRigid

Grips

Cannondale Locking Grips

Groupset
Rear Derailleur

SRAM NX Eagle

Crank

Truvativ Stylo 6K DUB, 34T, Ai offset

Shifters

SRAM NX Eagle, 12-speed

Cassette

SRAM PG-1230, NX Eagle, 11-50, 12-speed

Chain

SRAM NX Eagle, 12-speed

Brakes

Shimano MT500 hydro disc, 180/160mm RT56 rotors

TypeShimano Deore Hydraulic Disc

Brake Levers

Shimano MT500 hydro disc

Wheels
Rims

WTB STX i21 TCS, 28h, tubeless ready

Spokes

DT Swiss Competition (Ai Offset dish - rear)

Front Hub

(F) Lefty 60

Rear Hub

(R) Formula 12x142 w/ HG driver

Tires

Front: (F) Schwalbe Racing Ray Performance 27.5/29 x 2.25", Addix Compound, tubeless ready, Rear: (R) Schwalbe Racing Ralph Performance 27.5/29 x 2.25", Addix Compound, tubeless ready

Rider Notes
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First added July 15

Last updated September 24

Not listed for 2,073 days