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2018 Fuji

Transonic 2.1

A carbon frame aero bike with high-end components and shimano ultegra rim brakes.
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Manufacturer Price

$3,899
FrameCarbon
ForkCarbon
Wheels700c Carbon
Drivetrain2 × 11 Electronic
GroupsetUltegra, Ultegra Di2
BrakesShimano Ultegra Rim
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
Transonic 2.1
Other Aero bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

41 mph

Transonic 2.1

40 mph

Similar Bikes

Highest gear

(descending)

Sizing
XXS

5'1" – 5'6"

XS

5'4" – 5'9"

SM

5'7" – 5'11"

MD

5'9" – 6'1"

LG

6'0" – 6'4"

XL

6'2" – 6'6"

XXL

6'4" – 6'9"

🐐 Estimated

Rider Fit Notes

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Reviews

Summary

The Fuji Transonic is a high-performance aero road bike that combines speed, stiffness, and comfort at a competitive price. It features a high modulus carbon frame with aero optimizations, internal cable routing, and aero seat posts, making it a standout for riders seeking aerodynamic efficiency without breaking the bank. While it excels in straight-line speed and stability, some reviews note a sacrifice in ride comfort and agility, particularly on rough surfaces and in hilly terrain.

Pros
  • High modulus carbon frame with aero features

  • Internal cable routing and aero seat post

  • Competitive price with excellent component selection

  • Stable steering geometry and laterally stiff

  • More comfortable than other aero road bikes

Cons
  • Ride quality sacrificed for aerodynamics

  • Heavy wheels and sluggish in hills

  • Difficulty attaching accessories to aero frame

  • Uninspiring cockpit and components on some models

Key Quotes
Buying an aero road bike with 11 speed Ultegra Di2 for $3,549 is almost unheard of
Bikerumor logoBikerumor
The Transonic 1.3 was the kind of bike that didn’t make a strong initial impression, but my appreciation for it grew over the course of the review period.
Cycling Tips logoCycling Tips
We were impressed by the Transonic, and given its competitive price, wouldn’t hesitate to recommend it.
Cyclist logoCyclist
Fuji’s Transonic 2.3 offers serious value for riders seeking a speed machine
BikeRadar logoBikeRadar
Frankly, we just love how this bike handles
VeloNews logoVeloNews

Feedback?

View all reviews

Cycling Tips
Fuji Transonic 1.3 review

Jun 2016

Fuji Bikes has a long history that goes all the way back to the turn of the 20th century. Nevertheless, the company has been keeping pace with modern trends, including the growing interest in aerodynamics for road use. The Transonic is Fuji’s first aero road bike, and in this review Australian tech editor Matt

Read Review

VeloNews
Fuji Transonic 2.1

May 2016 · Lennard Zinn

This thoroughly underrated brand has produced perhaps one of the best deals in the aero category with the Transonic 2.1. It puts up screaming wind tunnel

Read Review

Velo
Reviewed: Fuji Transonic 1.3 aero road bike

Nov 2015 · Dan Cavallari

The Transonic 1.3 didn't wow us, but it is a solid bike capable of getting up to speed quickly — and maintaining its speed on straight sections.

Read Review

Cyclist
Fuji Transonic 2.5 review

Jul 2015 · Joseph Delves

Aero, Ultegra and good looks for £1,600? The Fuji Transonic looks like a cracker.

Highs
  • Racy geometry but still comfortable

Lows
  • Perhaps a longer stem

Read Review

Bikerumor
Long Term Review: Slicing the wind on Fuji’s Transonic 2.1 Aero Road bike

Jun 2015 · Trey Richardson

Fuji has a long and well established history, having been around since 1899, and is now run from their U.S. offices in Philadelphia.  Fuji had huge success in the 1970’s competing with the costly European brands by offering a better value for a comparable bike.  They exploded back on the scene in the last decade …

Read Review

BikeRadar
Fuji Transonic 2.3 review

May 2015 · Warren Rossiter

Fuji’s impressive Transonic deserves its place alongside Giant’s Propel as one of the best aero road designs around

Read Review

Geometry
Specs
Build
Frame

C5 carbon, integrated head tube w/ 1 1/2" lower, PF30 BB, double water bottle mounts

BB StandardPF30, Press Fit

Fork

FC-440 carbon w/ tapered carbon steerer

Bottom Bracket

Praxis conversion bottom bracket

Headset

FSA, 1 1/8" upper - 1 1/2" lower, integrated

Stem

Oval Concepts 313, 3D-forged 6061 stem body, +/-7°

Handlebar

Oval Concepts 310 Ergo, 6061 alloy, 31.8mm clamp, 133mm drop, 4° sweep

Saddle

Oval Concepts X38 with pressure relief zone, cromo rail

Seatpost

Transonic aero carbon, 300mm (46-52cm), 350mm (54-61cm)

TypeRigid

Pedals

N/A

Groupset
Rear Derailleur

Shimano New Ultegra Di2, 11-speed

Front Derailleur

Shimano New Ultegra Di2, braze-on mount

Crank

Shimano New Ultegra, 52/36T

Shifters

Shimano New Ultegra Di2, STI , 11-speed

Cassette

Shimano New Ultegra, 11-28T, 11-speed

Chain

KMC X11L, 11-speed w/ MissingLink

Brakes

Shimano New Ultegra direct-mount

TypeShimano Ultegra Rim

Brake Levers

Shimano New Ultegra Di2, STI

Wheels
Rims

Oval Concepts 950 F, 700c 18/24H aero carbon-alloy rims

Tires

Vittoria Zaffiro Pro, 700 x 25c, 60tpi, folding

Rider Notes
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First added February 17

Last updated February 17

Not listed for 2,912 days