2021

Trek Domane SLR 9 eTap

Name: 2021 Trek Domane SLR 9 eTap
Brand: Trek

General Endurance

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Colour / Trek White/Blue, Radioactive Coral/Trek Black, Viper Red/Trek White

Size / 47cm, 50cm, 52cm, 54cm, 56cm, 58cm, 60cm, 62cm

At a glance

The 2021 Trek Domane SLR 9 eTap is a General and Endurance carbon road bike. It is priced at $12,000 USD, comes in a range of sizes, including 47cm, 50cm, 52cm, 54cm, 56cm, 58cm, 60cm, 62cm and a sram drivetrain. The bike is part of Trek's Domane SLR 9 eTap range of road bikes.

- Domane SLR 9 Disc eTap pairs our best endurance road bike frame with groundbreaking drivetrain technology. SRAM’s RED eTap AXS groupset is the first to offer 12-speed wireless electronic shifting. Aeolus RSL 37 carbon wheels, Front and Adjustable Rear IsoSpeed, and a storage compartment for ride essentials make it a bike that’s up for anything, from racing to epic solo days.

It’s right for you if…
You’re serious about road cycling and want the fastest, lightest endurance bike we make—the same one that has won both Roubaix and Flanders—with SRAM’s flagship 12-speed wireless drivetrain for precision shifting and smoother gear progression.

The tech you get
A lightweight 700 Series OCLV Carbon frame and fork with a stable Endurance Geometry and road-smoothing Front and Adjustable Rear IsoSpeed, and a full SRAM RED eTap AXS 2×12 wireless electronic drivetrain that can be programmed to your preference using the AXS app. Plus, a SRAM Red AXS power meter, flat-mount disc brakes, a carbon seatmast cap, Aeolus RSL 37 carbon wheels, and a Bontrager IsoCore handlebar that reduces vibrations from the road by 20% over a standard carbon bar.

The final word
The best endurance road bike we make, with the best parts available on any road bike—including the most advanced wireless electronic drivetrain on the market. Domane SLR 9 Disc eTap is our lightest, fastest Domane ever.

It’s built for conquering the Classics, and that’s exactly what it’s done.

Why you’ll love it

- SRAM RED eTap AXS is the smartest, smoothest wireless electronic shifting on the market

- You can tune the amount of compliance in your frame to your preference with a simple slider adjustment

- A sleek internal storage compartment gives you a versatile spot to stow tools and gear

- This bike has won the world’s biggest one-day Classics, including Paris-Roubaix and Flanders

- Make it yours: it’s fully customizable through Project One

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Where To Buy

Trek

Trek Domane SLR 9 eTap

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Reviews

Specifications

Frameset

Frame

700 Series OCLV Carbon, front IsoSpeed, adjustable rear IsoSpeed, internal storage, tapered head tube, internal cable routing, 3S chain keeper, DuoTrap S compatible, fender mounts, flat mount disc, 142x12mm thru axle

Wheels

Wheels

Front: 100 x 12mm thru-axle
Rear: 142 x 12mm thru-axle
Tires

[F] Bontrager R4 320 Handmade Clincher, Hard-Case Lite, 320 tpi, 700x28c

Drivetrain

Chain

SRAM RED D1, 12 speed
Crank

SRAM Red AXS Power Meter, DUB spindle
Bottom Bracket

SRAM DUB, T47 threaded, internal bearing
Front Derailleur

SRAM RED eTap AXS, braze-on
Rear Derailleur

SRAM RED eTap AXS, Orbit chain management, 33T max cog
Shifters

SRAM RED eTap AXS, 12 speed

Components

Brakeset

SRAM Red eTap AXS hydraulic disc, flat mount
Handlebar

Bontrager Pro IsoCore VR-CF, OCLV Carbon, 31.8mm, internal Di2 routing, 93mm reach, 123mm drop
Saddle

Bontrager P3 Verse Pro, carbon rails
Seatpost

Bontrager carbon internal seatmast cap, integrated light mount, 20mm offset
Stem

Bontrager XXX, 31.8mm, Blendr compatible, 7 degree
Grips

Bontrager Supertack Perf tape

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FAQ

Q: How much is a 2021 Trek Domane SLR 9 eTap?

A 2021 Trek Domane SLR 9 eTap is typically priced around $12,000 USD when new. Be sure to shop around for the best price, and also look to the used market for a great deal.

Q: What size 2021 Trek Domane SLR 9 eTap should I get?

The 2021 Trek Domane SLR 9 eTap comes in sizes 47cm, 50cm, 52cm, 54cm, 56cm, 58cm, 60cm, 62cm. After measuring your height, use the size chart below to find the typical Trek Domane SLR 9 eTap size for your height. Remember that these sizes are a general guide and bike sizes can vary between riders and bikes. The best way to find your size is to go for a test ride.

Rider Height (cm)	Rider Height (in)	Frame Size
148cm - 158cm	4'10" - 5'2"	XS
158cm - 168cm	5'2" - 5'6"	S
168cm - 178cm	5'6" - 5' 10"	M
178cm - 185cm	5'10" - 6'1"	L
185cm - 193cm	6'1" - 6'4"	XL
193cm - 198cm	6'4" - 6'6"	XXL

Endurance

General

Gravel

Touring

Triathlon

Cyclocross