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Cannondale F-Si Carbon 4 29" Hardtail Mountain Bike (2018)

Code: C25407M
  • £2,499.99
Out of Stock at Warehouse | Shipped in 3-5 days
free UK delivery On orders over £50
Finance Available Click here for more information


A hardtail like no other. Designed to let you out-kick them on the climbs and out-rip them on the descents, this ultralight rocket is your ticket to the top of the podium.

Frame: F-Si Asymmetric BallisTec Carbon SPEED SAVE PF30A 1.5 Si Head Tube 27.5 (S) 29 (M-X)

ForkLefty 2.0 100mm PBR Isolated Damper Technology with XC+ tune and updated controls Offset - 50mm (S) 55mm (M-X)

RimsWTB STP i19 Tubless Ready

HubsLefty 60 front Formula DC-1422 rear (Ai Offset dish - Rear)

SpokesDT Swiss Competition (Ai Offset dish - Rear)

TiresSchwalbe Racing Ralph Performance 29/27.5x2.1 tubeless ready


CrankCannondale Si Ai BB30 FSA 26/36 rings

Bottom BracketCannondale Alloy PressFit30

ChainKMC X11 11-speed

Rear CogsSunRace 11-40 11-speed

Front DerailleurShimano SLX direct mount

Rear DerailleurShimano XT Shadow Plus 11-speed

ShiftersShimano SLX 2x11

HandlebarCannondale C3 flat 6061 double-butted alloy 700mm

GripsCannondale Locking Grips

StemCannondale C3 6061 Alloy 1.5 31.8 -5 deg.

HeadsetCannondale HeadShok Si

BrakesShimano Deore hydraulic disc 180/160mm (S-160/160mm)

Brake LeversShimano Deore

SaddlePrologo K3

SeatpostCannondale C3 6061 alloy 27.2x350mm (XSSM) 400mm (LX)

View all of our Cannondale F-SI mountain bikes


UK Deliveries
FREE when you spend over £50.00 in a single order
Otherwise it's typically £3.99 per order
Delivery should be expected between 2-3 working days unless stated on product page.

Worldwide Deliveries*
Approximately 4-10 working days depending on country
via Parcelforce Signed Delivery (fully traceable service). Please add items to the basket to calculate delivery for desired country.

If your country isn't listed for delivery at checkout please contact us.

Delivery of Bikes
We ship all our bikes free of charge within the United Kingdom (excl. Jersey and the Channel Islands at this time) and all our bikes come pre-assembled with just a few tweaks required (Please see our Bike Build Instruction page for details of assembly required).

All our bikes undergo a safety check before being re-boxed for shipping which can during busy periods take a little longer to complete so whilst we aim to ship all our bikes within two working days of the order please allow for additional time for this process.

Signature Required
All our consignments irrespective of the carrier require a signature upon delivery, deliveries are typically made between 08:00 and 18:00 so please bare this in mind when choosing a delivery address.

Package Recycling
We do try when possible to reuse packaging from our own suppliers in order to send purchased items to our customers, we ask if the packaging is still in good condition after you've received your goods then please try to use it again or recycle if not possible.