Velopedia Bicycle Archive

2018 Cannondale Jekyll 2

Original specifications: 27.5" wheels · geometry for 4 published sizes.

Share owner experience

Selling this bike? Create a shareable bike record

At a glance

Model year
2018
Category
Mountain
Sizes
S, M, L, XL
Colors
Volt w/ Military Green and Jet Black - Gloss (VLT)
Geometry
4 manufacturer sizes
In this record
22 specifications · archived image · geometry
Archive ID
900002643
Original buildCarbon · 27.5"

Manufacturer catalog

Published sizes and colors

4 sizes · 1 color

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

SMLXL

Published colors

Volt w/ Military Green and Jet Black - Gloss (VLT)

Frameset

Frame ConstructionAll-New Jekyll, 165mm travel, BallisTec Carbon front triangle, SmartForm C1 Alloy swingarm, carbon shock link, Ai offset drivetrain, ISCG05, PF30, flat mount brake, tapered headtube
Frame MaterialCarbon
ForkFox Float 36 Performance Elite, 27.5, 170mm, Fit 4, 3-pos Adj., 110x15, tapered steerer, 44mm offset
Rear ShockFox Float X Performance Elite EVOL w/ Gemini remote- actuated dual mode air spring system, Flow Mode - 165mm / Hustle Mode - 130mm 3-Pos lever

Drivetrain

ShiftersSRAM X01 Eagle 12-speed, trigger
Rear DerailleurSRAM X01 Eagle 12-speed
CranksetTruvativ Descendant Carbon Eagle, BB30 w/ custom Ai offset, 30t
Bottom BracketCannondale Alloy PressFit30
Rear CogsSRAM XG1295 Eagle 10-50t, 12-speed
ChainSRAM X01 Eagle 12-speed w/ PowerLink

Brakes

BrakesSRAM Guide RS hydro disc, Centerline rotors 200/180mm

Cockpit & Contact Points

HeadsetIntegrated, 1-1/8 to 1.5”, sealed angular contact bearings
HandlebarCannondale C1 Carbon Riser, 15mm rise, 4° up, 9° back, 31.8, 780mm
StemCannondale C1, 3D Forged 6061 Alloy, 1-1/8”, 31.8, 0°, 35mm
SaddleFabric Scoop Shallow Elite with Cromoly rails
SeatpostRaceFace Turbine dropper, Internal Routing, 31.6, Travel - 125mm S / 150mm M-XL

Wheels & Tires

HubsSRAM 900 Boost - 110x15 thru front / 148x12 thru rear w/Ai offset, Maxle Ultimate
RimsWTB Frequency Team i29, 29mm inner, TCS Tubeless Ready 27.5”, 32h
SpokesDT Swiss Competition, 2.0/1.8/2.0
Front TireMaxxis Minion DHF 27.5x2.5” front, DHR II 2.4” rear, 3C Compound, EXO puncture protection, folding , Tubeless Ready
Rear TireMaxxis Minion DHF 27.5x2.5” front, DHR II 2.4” rear, 3C Compound, EXO puncture protection, folding , Tubeless Ready
Wheel Size27.5"

Geometry

4 sizes · 16 measurements

Frame measurements by size.

All geometry measurements4 sizes · 16 measurements
MeasurementSMLXL
Seat tube400 mm430 mm460 mm520 mm
Effective top tube584 mm609 mm634 mm662 mm
Top tube537 mm562 mm587 mm621 mm
Head tube102 mm115 mm127 mm140 mm
Head-tube angle65°65°65°65°
Seat-tube angle75°75°75°75°
Chainstay / rear center420 mm420 mm420 mm420 mm
Wheelbase1160 mm1187 mm1214 mm1244 mm
Bottom-bracket drop8 mm8 mm8 mm8 mm
Bottom-bracket height349 mm349 mm349 mm349 mm
Reach425 mm447 mm469 mm494 mm
Stack592 mm604 mm615 mm626 mm
Standover height750 mm758 mm767 mm775 mm
Fork offset / rake44 mm44 mm44 mm44 mm
Front center740 mm767 mm794 mm824 mm
Trail114 mm114 mm114 mm114 mm

Measurements may vary by configuration, wheel size, or frame setting where noted in the published chart.

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

All published sizes30T · 10–50T · 12-speed
Lowest0.60:1 Highest3.00:1 Total range500%
Campaign

Parts & serviceability

Find replacement parts

Original specifications
Cassette / rear cogs · Original
SRAM XG1295 Eagle 10-50t, 12-speed
Front tire · Original
Maxxis Minion DHF 27.5x2.5” front, DHR II 2.4” rear, 3C Compound, EXO puncture protection, folding , Tubeless Ready
Retailer offers · Affiliate links
Maxxis Minion DHF Wide Trail Dual Compound/EXO/TR 27.5in Tire Dual Compound/EXO/TR, 27.5x2.5

Maxxis Minion DHF Wide Trail Dual Compound/EXO/TR 27.5in Tire Dual Compound/EXO/TR, 27.5x2.5

27.5x2.5

Replacement option · verify fit

Saddle · Original
Fabric Scoop Shallow Elite with Cromoly rails
More parts (3)
Rear derailleur · Original
SRAM X01 Eagle 12-speed Search: SRAM X01 Eagle 12-speed rear derailleur Before ordering: Confirm whether the drivetrain is mechanical or electronic before ordering.
Retailer offers · Affiliate links
Shifters · Original
SRAM X01 Eagle 12-speed, trigger Search: SRAM X01 Eagle 12-speed, trigger shifter Before ordering: Confirm whether the drivetrain is mechanical or electronic before ordering.
Rims · Original
WTB Frequency Team i29, 29mm inner, TCS Tubeless Ready 27.5”, 32h

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.

Bike-specific inspection checklist 23 checks based on 6 archived component groups Open checklistClose checklist
0 of 23 checked Progress stays in this browser for this bike.

This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2018 Cannondale Jekyll 2 · Mountain · Published sizes: S, M, L, XL

Archived: Frame: All-New Jekyll, 165mm travel, BallisTec Carbon front triangle, SmartForm C1 Alloy swingarm, carbon shock link, Ai offset drivetrain, ISCG05, PF30, flat mount brake, tapered headtube · Fork: Fox Float 36 Performance Elite, 27.5, 170mm, Fit 4, 3-pos Adj., 110x15, tapered steerer, 44mm offset

Archived: Fork: Fox Float 36 Performance Elite, 27.5, 170mm, Fit 4, 3-pos Adj., 110x15, tapered steerer, 44mm offset · Rear shock: Fox Float X Performance Elite EVOL w/ Gemini remote- actuated dual mode air spring system, Flow Mode - 165mm / Hustle Mode - 130mm 3-Pos lever

Archived: Shifters: SRAM X01 Eagle 12-speed, trigger · Rear derailleur: SRAM X01 Eagle 12-speed · Crankset: Truvativ Descendant Carbon Eagle, BB30 w/ custom Ai offset, 30t · Bottom bracket: Cannondale Alloy PressFit30 · Rear cogs: SRAM XG1295 Eagle 10-50t, 12-speed · Chain: SRAM X01 Eagle 12-speed w/ PowerLink

Archived: Brakes: SRAM Guide RS hydro disc, Centerline rotors 200/180mm

Archived: Wheel size: 27.5" · Rims: WTB Frequency Team i29, 29mm inner, TCS Tubeless Ready 27.5”, 32h · Hubs: SRAM 900 Boost - 110x15 thru front / 148x12 thru rear w/Ai offset, Maxle Ultimate · Front tire: Maxxis Minion DHF 27.5x2.5” front, DHR II 2.4” rear, 3C Compound, EXO puncture protection, folding , Tubeless Ready · Rear tire: Maxxis Minion DHF 27.5x2.5” front, DHR II 2.4” rear, 3C Compound, EXO puncture protection, folding , Tubeless Ready

Controls and contact points

Archived: Headset: Integrated, 1-1/8 to 1.5”, sealed angular contact bearings · Handlebar: Cannondale C1 Carbon Riser, 15mm rise, 4° up, 9° back, 31.8, 780mm · Stem: Cannondale C1, 3D Forged 6061 Alloy, 1-1/8”, 31.8, 0°, 35mm · Seatpost: RaceFace Turbine dropper, Internal Routing, 31.6, Travel - 125mm S / 150mm M-XL · Saddle: Fabric Scoop Shallow Elite with Cromoly rails

Before and during the test ride

Follow the full used-bike inspection order →

My Garage

Velopedia

Enter your email and Velopedia will send a private sign-in link. No password required.

Have you owned this bike?Help preserve its real-world history by sharing your owner experience.

Share the details that would help another rider understand how this model fits, rides and holds up over time. Velopedia reviews every contribution before publication.

Add fit, maintenance and buyer detailsOptional · five additional fields

Your contribution goes directly to Velopedia’s private review queue. We’ll email an optional confirmation link plus a private edit and withdrawal link, but you do not need to confirm your email before an administrator can review or approve the submission.

Already contributed? Send me a fresh private edit link

For privacy, Velopedia shows the same confirmation whether or not an experience exists.

Checking current listings…

Campaign

Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

Scroll to Top