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2016 Trek

Domane 4.3 Compact

A carbon frame endurance bike with upper mid-range components and rim brakes.

FrameCarbon
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 11
Groupset105, Tiagra
BrakesRim
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Insights
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)

63 km/h

Domane 4.3 Compact

62 km/h

Similar Bikes

Highest gear

(descending)

Sizing
50cm

157cm – 164cm

52cm

161cm – 169cm

54cm

166cm – 175cm

56cm

172cm – 181cm

58cm

178cm – 186cm

60cm

183cm – 191cm

62cm

188cm – 195cm

🐐 Estimated

Rider Fit Notes

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Reviews

Summary

The Trek Domane is an endurance road bike praised for its innovative IsoSpeed technology, which enhances comfort by absorbing vibrations and smoothing out rough roads without sacrificing power transfer. It offers adjustable rear IsoSpeed for personalized compliance and improved handling, making it versatile for various terrains. While some note minor handling quirks on smooth pavement, it's widely regarded as one of the most comfortable and capable endurance bikes available.

Pros
  • IsoSpeed technology for enhanced comfort and vibration absorption

  • Adjustable rear IsoSpeed for customizable ride compliance

  • Versatile performance on rough roads and cobbles

  • Excellent power transfer and efficient pedaling platform

  • Improved handling and stability from previous models

Cons
  • Some steering vagueness or flex in the front end

  • Limited availability in certain sizes or models

  • Higher cost due to advanced technology

  • Tires may be prone to cuts on rough surfaces

Key Quotes
If there is a better endurance road bike out there, I certainly haven't ridden it
BikeRadar logoBikeRadar
Trek may have made the most comfortable race bike on the market today
VeloNews logoVeloNews
This is a bike with a rear end that can be compliant to smooth out rough roads, or stiff for efficient power transfer when riding in the saddle.
Cycling Weekly logoCycling Weekly
If you’re willing to dish out big bucks for a distinctive design and finance new feats of technology, then the Trek Domane SLR 7 is a real gem.
Gran Fondo Magazine logoGran Fondo Magazine
"The Domane just got even better. It's smoother and more comfortable than the original, and fast and fun as well"
road.cc logoroad.cc

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road.cc
When rim brakes and mechanical shifting ruled Strade Bianche — Fabian Cancellara's Trek Domane that he rode to victory in 2016

mar 2025

Spartacus' race-winning machine from 2016 was a world away from the bikes of the pro peloton in 2025, and even nine years ago mechanical shifting at this level was becoming a rarity

Read Review

Bikerumor
One Ride Review: Trek Domane SL7 endurance road bike

dic 2017 · Tyler Benedict

The Trek Domane SL7 endurance road bike comes in a wide variety of specs, prices and with disc or rim brakes. But the real selling point is the IsoSpeed decouplers front and rear that reduce bumps and impact forces to improve long distance cycling comfort. Read our Trek Domane review for tech details & more!

Read Review

Velo
Trek Domane goes gravel specific

nov 2017 · VeloNews.com

Trek Bikes now has a gravel-specific bike in their line-up, the Domane Gravel series.

Read Review

Cyclist
Trek Domane 4.3 Disc review

mar 2017 · Andy Waterman

The Trek Domane 4.3 Disc is the future, and it only takes one ride for you to realise it

Highs
  • Geometry is perfect

Lows
  • It is not a lightweight set up and will quickly be superseded

Read Review

Cycling Weekly
Trek Domane SLR

oct 2016 · Henry Robertshaw

Slider down the side of seat tube lets you alter the ride quality

Highs
  • Incredibly versatile

  • Comfortable on long rides

  • Great power transfer

  • Excellent wheels

Lows
  • Tyres cut easily

  • No adjustability on lower models

Read Review

Bicycling
Tested: Trek Domane SLR RSL

oct 2016 · Mike Yozell

Channel your inner fan on a hard-charging race bike that's unapologetically pro

Read Review

BikeRadar
Trek Domane SLR 7 Disc review

sept 2016 · Ben Delaney

Extreme comfort, efficiency, Di2 shifting or hydraulic braking — pick four. Buy if you want the best endurance road bike on the market

Highs
  • A super-plush ride that doesn’t handle like a boat

  • Di2 shifting

  • Excellent Shimano hydraulic braking

  • Adjustable rear IsoSpeed

  • Tubeless-ready wheels and huge clinchers

Lows
  • It’s not light or cheap!

Read Review

Gran Fondo Magazine
Trek Domane SLR 7 Review

jul 2016 · Thomas Seidelmann, Robin Schmitt

While not immediately obvious, the Trek Domane boasts a list of technology as long as an Audax: IsoSpeed, IsoCore and IsoZone to name just three.

Read Review

Specs
Build
Frame

400 Series OCLV Carbon, IsoSpeed, Power Transfer Construction, hidden fender mounts, E2 tapered head tube, BB90, DuoTrap compatible, 3S chain keeper

BB StandardBB90, 90.5mm, Press Fit

Fork

Trek IsoSpeed carbon, E2 steerer

Bottom Bracket

BB90, 90.5mm, press-fit

Headset

FSA Integrated, sealed cartridge bearings, 1-1/8" top, 1.5" bottom

Stem

Bontrager Elite, 31.8mm, 7 degree, w/Blendr computer & light mounts

Handlebar

Bontrager Race Lite IsoZone, VR-CF, 31.8mm

Saddle

Bontrager Paradigm R, hollow chromoly rails

Seatpost

Bontrager carbon, 2-bolt head, 27.2mm, 8mm offset

TypeRigid

Groupset
Rear Derailleur

Shimano 105

Front Derailleur

Shimano 105, braze-on

Crank

Shimano RS500, 50/34 (compact)

Shifters

Shimano 105, 11 speed

Cassette

Shimano 105, 11-32, 11 speed

Brakes

Alloy dual-pivot

TypeRim

Wheels
Rims

Bontrager alloy hubs, Bontrager Tubeless Ready rims

Tires

Bontrager R1 Hard-Case Lite, 700x25c

Rider Notes
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Last updated 29 de junio

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