• F-Si HM 1, cross country bike, cross country mountain bike, MTB, cannondale, xc mountain bike, lefty, hardtail mountain bike
  • F-Si HM 1, cross country bike, cross country mountain bike, MTB, cannondale, xc mountain bike, lefty, hardtail mountain bike
  • F-Si HM 1, cross country bike, cross country mountain bike, MTB, cannondale, xc mountain bike, lefty, hardtail mountain bike

For Those With Serious Issues

If you're obsessed with XC, the all-new F-Si is the bike for you. Built to climb faster, descend harder, and sprint better than any other hardtail out there, it's serious XC goodness for those with serious XC issues.

Specifications

Weight

8.8 kg / 19.4 lbs (MD)

Component Overview

Fork

ALL-NEW Lefty Ocho Carbon, Chamber Damper with Cable Lockout, 100mm Travel

DriveTrain

SRAM XX1 Eagle / X01 Eagle / Truvativ Stylo Carbon

Brakes

SRAM Level TLM Hydro Disc

Crank

Truvativ Stylo Carbon Crankset

Frame

ALL-NEW F-Si, Hi-MOD BallisTec Carbon, SAVE

Wheelset

HollowGram 23 Carbon Rims / Lefty 60 and HollowGram Hubs

Extras

Extras

Speed Release rear axle

Frame

ALL-NEW F-Si, Hi-MOD BallisTec Carbon, SAVE, PF30A, tapered head tube, Speed Release 12mm thru axle, Ai Offset

Fork

ALL-NEW Lefty Ocho Carbon, 29", 100mm, Chamber Damper with cable lockout, OppO Spring System, tapered steerer, 55mm offset

Rims

HollowGram 23, Superlight Hi-Impact Carbon, tubeless ready, 28h, 23mm inner width

Hubs

Lefty 60 front, HollowGram 12x148 rear w/ DT Swiss internals

Spokes

HollowGram, double-butted straight pull (Ai Offset dish - rear)

Tires

Schwalbe Racing Ray 29 x 2.25" front, Racing Ralph 2.25" rear, Snake Skin Addix Speedgrip Compound, tubeless ready

Pedals

Not Included

Crank

Truvativ Stylo Carbon, 34T, Ai Custom

Bottom Bracket

Cannondale Alloy PressFit30

Chain

SRAM GX Eagle, 12-speed

Rear Cogs

SRAM XG-1295, X01 Eagle, 10-50, 12-speed

Rear Derailleur

SRAM XX1 Eagle

Shifters

SRAM X01 Eagle, 12-speed

Handlebar

Cannondale C1 Flat, Carbon, 8-degree sweep, 760mm

Grips

Cannondale Locking Grips

Stem

Cannondale C1, 7075 Alloy, 1-1/8", 31.8, 7-degree

Headset

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

Brakes

SRAM Level TLM hydro disc, 160/160mm Centerline rotors

Brake Levers

SRAM Level TLM hydro disc

Saddle

Fabric Scoop Flat Race, ti rails

Seatpost

Cannondale C1 Full Carbon, 27.2 x 350/400mm

Sizes

S, M, L, XL

Extras

Speed Release rear axle

Weight

8.8 kg / 19.4 lbs (MD)

Innovation AND Technology

  • Ai - ASYMMETRIC INTEGRATION DRIVETRAIN OFFSET
  • PROPRIETARY BALLISTEC™ CARBON
  • FLAT MOUNT BRAKES
  • INDUSTRY STANDARD TAPERED HEADTUBE
  • ALL-NEW LEFTY OCHO
  • INTERCHANGEABLE ROUTING CHIPS
  • SAVE STAYS
  • INTEGRATED SEAT COLLAR

Rider Position / Bike Geometry

A true cross country race position. The geometry will flatten your back but keep your arms relaxed for shock absorption and still in the pefect angle to help in the steep climbs.

xc-mountain

Innovation AND Technology

Ai - ASYMMETRIC INTEGRATION DRIVETRAIN OFFSET

Ai - ASYMMETRIC INTEGRATION DRIVETRAIN OFFSET

PODIUM-LEVEL TRACTION AND CLEARANCE.

PROPRIETARY BALLISTEC™ CARBON

PROPRIETARY BALLISTEC™ CARBON

CUSTOM-TUNED FOR RIGIDITY, COMPLIANCE, LIGHT WEIGHT.

FLAT MOUNT BRAKES

FLAT MOUNT BRAKES

LATEST, MEET GREATEST.

INDUSTRY STANDARD TAPERED HEADTUBE

INDUSTRY STANDARD TAPERED HEADTUBE

LIGHT. STIFF. STANDARD.

ALL-NEW LEFTY OCHO

ALL-NEW LEFTY OCHO

THE MOST TECHNOLOGICALLY ADVANCED FORK. EVER. LIGHTER. SMOOTHER. SHARPER.

INTERCHANGEABLE ROUTING CHIPS

INTERCHANGEABLE ROUTING CHIPS

CLEAN, CONFIGURABLE INTERNAL CABLE ROUTING.

SAVE STAYS

SAVE STAYS

OPTIMIZED CARBON LAYUPS FOR SUPERIOR COMFORT AND CONTROL.

INTEGRATED SEAT COLLAR

INTEGRATED SEAT COLLAR

SUPERIOR SEATED COMFORT, SLEEKER LOOK

Rider Position / Bike Geometry

2019 Cannondale F-Si Lefty Geometry

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