Cannondale Jekyll Reviews: Get The Facts About This Full-Suspension Bike

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Cannondale Jekyll family

Cannondale Jekyll is the most popular and user appreciated bike series. This bike series has been developed as a full-blown enduro race bike. The Cannondale Jekyll bike family provides an excellent opportunity to ride on any terrain.

It is specifically designed for mountain riders who live or visit in the high mountains and like to go for long rides. Cannondale Jekyll bikes have introduced the best tech specifications that provide smooth riding on all-mountain trails.

This bike family has an extraordinary feature of dual ride-mode shock technology and the perfect geometry that gives endless traction to the road. These bikes have a wide range of frames from full carbon to full alloy models.

Fox suspension has been included in all modes of this biking family. Cannondale Jekyll bikes have effective wheels that focus on nimble handling. Also, these bikes offer adjustable travel using a remote on the handlebars.

Cannondale Jekyll provides four different bike models with the same geometry. In all those modes, Jekyll 1 has a full Ballistic carbon frame from front to rear. Jekyll 2 and 3 provide Ballistic carbon front triangle with an alloy swing-arm.

While Jekyll 4 offers a complete alloy mainframe. With these distinctions, the models have the common feature of a full carbon link that is used to actuate the shock-absorption feature that sets this bike series apart from others.

Here is a detailed descriptive review of Cannondale Jekyll Carbon 1 29.

Cannondale Jekyll Carbon 1 29 Bike

Cannondale Jekyll

Cannondale Jekyll



Unique feature of Gemini shock system, Slack-head and long geometry


For a medium-size bike, weight is little chunky.


Cannondale Jekyll, a full-suspension mountain bike can give all riders the off-road experience to tackle any trail

Our Rating




This bike frame is constructed from SmartForm C1 and aluminum material. Its geometry is insignificantly altered by including longer chainstays and reduced reach measurement.

Additionally, Cannondale Jekyll AL 4 29 Bike offers internal cable routing, Ai offset drivetrain, and Press-Fit bottom bracket. Its frame material protects the bike frame from several minor and major damages. Also, the ISCG05 tab empowers riders to drive a heavy-duty bash guard or bike chain.

Although Cannondale Jekyll AL 4 29 Bike has boost spacing, its designers offset the rear triangle by near about 3mm towards the drive side. This additional feature increases the stiffness of wheels. Also, it allows short chainstays to the bike with enough tire clearance.


Cannondale Jekyll AL 4 29 is a full suspension bike and offers the most comfortable ride on mountain trails. The benefits of full suspension will provide you ease while driving through tough trails.

Rear suspension layout of Cannondale Jekyll AL 4 29 Bike is super impressive. It has a link driven single pivot. In previous bike models, the shock was situated just above the bottom bracket. But in this bike model, it is placed between the upper portion of the downtube and a boomerang-shaped rocker !

The new orientation allows running any metric shock on the market and leaves ample room under the rocker to press in a regular sized bottle.


Cannondale Jekyll AL 4 29 Bike has Maxxis Minion DHF tires that perform best on tough trails. These tires are versatile in typical all-mountain riding ground and provide EXO puncture protection. Its tubeless-ready tires have several merits as compare to traditional tires. It offers better grip on any trail type and provides comfortable ride to the biker.

Cannondale -Jekyll-tires

Standout components

Cannondale Jekyll AL 4 29 Bike has built with the technology designed for smaller-wheeled options by mixing up its geometry with taller-wheeled ones.

Cannondale Jekyll AL 4 29 bike has numerous standout components that make the bike riding easy on mountain trails.

Among all advanced features, its most effective component is the fork. This bike provides a Fox 36 fork with a 42mm offset. It has RockShox Lyrik Select and tapered steerer along with DebonAir. 

This bike has the best combination of Shimano MT500 hydro disc brakes and Ai offset drivetrain. 150mm of travel is another most recognizing feature of this bike.

Bike performance

It provides perfect balance at the front end. While driving through hustle mode it reduces air volume that offers great climbing. This bike model has removed proprietary suspension components and its upgraded components provide bike stability when tracks sped up. 

This bike is designed with a thru-axle pivot system that offers stiffness between the swingarm and mainframe.

A little taller bottom bracket is another appreciated function by users. This additional pedal clearance offers the smooth-going ride on rocky terrain.

Cannondale Jekyll Tech Specs

  • FRAME : SmartForm C1 alloy
  • BIKE SUSPENSION: Full Suspension
  • BRAKE TYPE: Shimano MT500 hydro disc
  • SHIFTER: SRAM NX Eagle, 12-speeds
  • RIMS: WTB ST i29 TCS, 32h, tubeless ready
  • TIRES: Maxxis Minion DHF 29 x 2.5" WT

What we Like

  • Unique feature of Gemini shock system that allows instantaneous switching between flow and hustle mode.
  • Dynamic ride.
  • Slack-head and long geometry.
  • Short/wide cockpit.
  • Confident front end with XL front tire.
  • Great tough trail specifications.
  • Big wheel roll-over.

What we don't like

  • For a medium-size bike, weight is little chunky.
  • Linear feeling rear shock has restricted DIY tuning potential.

Buying Guide

It is the perfect bike to drive through mountain trails. It's comfortable and excellent geometry endeavors fun ride to the biker. Cannondale Jekyll has successfully managed to give the best climbing and descending facilities and its heftier weight doesn't restrict the bike perform excellently through hard trails.

The Cannondale Jekyll AL 4 29 is an enduro bike. As its all tech specifications are highly capable of ripping up rough trails, we believe this bike is better fitted to the mountain trail category.


We conclude that this is an amazing product for the riders who are seeking a perfect bike to ride on mountain trails. If you are new to mountain bike then go for best entry level mountain bike. Its upgraded components and technology-driven features added value to the fun ride and let the rider climb easily on sped-up tracks.
So, select the perfect size of this bike for you and buy it to get a smooth going ride!



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