2021

Trek Domane AL 3 Disc

Name: 2021 Trek Domane AL 3 Disc
Brand: Trek

General Endurance

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Colour / Lithium Grey/Volt, Gloss Dark Aquatic/Matte Trek Black, Crystal White/Matte Trek Black

Size / 44cm, 49cm, 52cm, 54cm, 56cm, 58cm, 61cm

At a glance

The 2021 Trek Domane AL 3 Disc is a General and Endurance aluminium road bike. It is priced at $1,350 USD, comes in a range of sizes, including 44cm, 49cm, 52cm, 54cm, 56cm, 58cm, 61cm and a shimano drivetrain. The bike is part of Trek's Domane AL 3 Disc range of road bikes.

- Domane AL 3 Disc is a smooth, stable, and super fun road bike. It’s a blast on everything from longer loops to group rides and even light gravel trails. The lightweight and comfortable frame features a road-smoothing carbon fork, quality parts, and a wide range of gears ready for bigger adventures.

It’s right for you if…
You’re just getting into road cycling, or are looking to upgrade from an older road bike, and want a fantastic ride without an eye-popping price. You want a bike with quality parts and powerful disc brakes that will keep up with you for miles to come.

The tech you get
The Shimano Sora drivetrain has 18 speeds, with integrated brake/shift levers. It’s a lighter parts group than Shimano’s introductory groupset, and provides a wide range of gears that’s great for climbing.

The lightweight aluminum frame has a stable Endurance Geometry for a confident ride, disc brakes, a Domane carbon fork, mounts for fenders, and tubeless ready rims.

The final word
This bike has lighter parts, an advanced aluminum frame, powerful disc brakes, and a comfort-first geometry designed to help you fall in love with road cycling.

Why you’ll love it

- This versatile bike’s smooth, capable ride will get (and keep) you excited to go on longer rides

- The stable Endurance Geometry delivers comfort and confidence

- The unique IsoSpeed Carbon fork, which swoops forward toward the dropouts, absorbs vibrations from the road so your arms won’t fatigue as quickly

- DuoTrap S compatibility makes it easy to wirelessly track your rides, so you can set goals and watch yourself reach them

- Like every Trek bike, it’s backed by a lifetime warranty and supported by a wide network of retail partners

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Where To Buy

Trek

Trek Domane AL 3 Disc

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Reviews

Specifications

Frameset

Frame

100 Series Alpha Aluminum, tapered head tube, internal routing, fender mounts, DuoTrap S compatible, flat mount disc

Wheels

Hubs

Front: Formula RX-512 alloy, 6-bolt
Rear: Formula RX-142 alloy, 6-bolt, Shimano 11-speed freehub
Wheels

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

[F] Bontrager R1 Hard-Case Lite, wire bead, 60 TPI, 700c x 32

Drivetrain

Chain

Shimano Sora HG53, 9 speed
Crank

Shimano Sora R3000
Bottom Bracket

Shimano RS500, 68mm, threaded external
Front Derailleur

Shimano Sora R3000, 31.8mm clamp
Rear Derailleur

Shimano Sora R3000, mid cage, 34T max cog
Shifters

Shimano Sora R3000, 9 speed

Components

Brakeset

Tektro C550 mechanical disc brake, dual piston, flat mount, 160mm rotors
Handlebar

Bontrager Comp VR-S, alloy, 31.8mm
Saddle

Bontrager P3 Verse Comp, steel rails, 155mm width
Seatpost

Bontrager Comp, 6061 alloy, 27.2mm, 8mm offset
Stem

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

Bontrager Supertack Perf tape
Headset

FSA Integrated, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom

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FAQ

Q: How much is a 2021 Trek Domane AL 3 Disc?

A 2021 Trek Domane AL 3 Disc is typically priced around $1,350 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 AL 3 Disc should I get?

The 2021 Trek Domane AL 3 Disc comes in sizes 44cm, 49cm, 52cm, 54cm, 56cm, 58cm, 61cm. After measuring your height, use the size chart below to find the typical Trek Domane AL 3 Disc 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