VelopediaBicycle Archive · Specification report

2018 Cannondale F-Si Carbon 5

Velopedia Archive ID 900002664

Overview

Model year2018
BrandCannondale
ModelF-Si Carbon 5
Bicycle typeMountain
Archive ID900002664
ColorsAcid Red w/ Jet Black - Gloss (ARD)
SizesS (27.5"), M (29"), L (29"), XL (29")

Frameset

Frame constructionF-Si, BallisTec Carbon, SPEED SAVE, PF30A, 1.5 Si Head Tube, Ai Offset, 27.5” (S), 29” (M-XL)
Frame materialCarbon
ForkRockShox Reba RL, 100mm, Solo Air, Tapered Steerer, Maxle Lite, 51mm offset

Drivetrain

ShiftersShimano SLX , 11-speed
Front derailleurN/A
Rear derailleurShimano XT, 11-speed Shadow Plus
CranksetCannondale Si, BB30 w/ Ai SpideRing, X-Sync®, 32t
Bottom bracketCannondale Alloy PressFit30
Rear cogsSunRace, 11-46, 11-speed
ChainKMC X11, 11-speed
PedalsN/A

Brakes

BrakesShimano Deore MT-500 hydro disc, 180/160mm (S-160/160mm)

Cockpit & contact points

HeadsetCannondale HeadShok Si
HandlebarCannondale C3 flat, 6061 double-butted Alloy, 760mm
StemCannondale C3, 6061 Alloy, 1.5”, 31.8, -5°.
SaddleCannondale Stage 3
SeatpostCannondale C3, 6061 alloy, 27.2x350mm (S,M) 400mm (L,X)

Wheels & tires

HubsFormula DC51 front, Formula DC-1422 Ai Offset dish - Rear
RimsWTB STP i19 Tubeless Ready
SpokesDT Swiss Competition (Ai Offset dish - Rear)
Front tireSchwalbe Racing Ralph Performance 29/27.5x2.25”
Rear tireSchwalbe Racing Ralph Performance 29/27.5x2.25”
Wheel size27.5"

Geometry · S (27.5")

Seat tube385 mm
Effective top tube570 mm
Top tube544 mm
Head tube97 mm
Head-tube angle69°
Seat-tube angle73.3°
Chainstay / rear center425 mm
Wheelbase1072 mm
Bottom-bracket drop45 mm
Bottom-bracket height308 mm
Reach399 mm
Stack569 mm
Standover height737 mm
Fork offset / rake50 mm
Front center656 mm
Trail82 mm

Geometry · M (29")

Seat tube435 mm
Effective top tube596 mm
Top tube565 mm
Head tube97 mm
Head-tube angle69.7°
Seat-tube angle73.2°
Chainstay / rear center429 mm
Wheelbase1097 mm
Bottom-bracket drop62 mm
Bottom-bracket height308 mm
Reach414 mm
Stack603 mm
Standover height777 mm
Fork offset / rake55 mm
Front center676 mm
Trail78 mm

Geometry · L (29")

Seat tube485 mm
Effective top tube622 mm
Top tube590 mm
Head tube110 mm
Head-tube angle69.8°
Seat-tube angle73.1°
Chainstay / rear center429 mm
Wheelbase1122 mm
Bottom-bracket drop62 mm
Bottom-bracket height308 mm
Reach435 mm
Stack615 mm
Standover height806 mm
Fork offset / rake55 mm
Front center700 mm
Trail78 mm

Geometry · XL (29")

Seat tube535 mm
Effective top tube649 mm
Top tube617 mm
Head tube122 mm
Head-tube angle69.9°
Seat-tube angle73°
Chainstay / rear center429 mm
Wheelbase1147 mm
Bottom-bracket drop62 mm
Bottom-bracket height308 mm
Reach457 mm
Stack628 mm
Standover height837 mm
Fork offset / rake55 mm
Front center725 mm
Trail77 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 8, 2026.