Émonda ALR 4
An aluminum frame race bike with mid-range components and hydraulic disc brakes.
Manufacturer Price
CHF 2,299($2,680)Weight | 20.6 lbs |
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Frame | Aluminum |
Suspension | Rigid |
Fork | Carbon |
Wheels | 700c Aluminum |
Drivetrain | 2 × 10 |
Groupset | Tiagra |
Brakes | Hydraulic Disc |
For This Bike
5'8" – 5'11"
Nov 2023 · Charlotte Head
Hill climbers push their bikes to the extreme and this Trek Émonda is the perfect example, slimmed down to an
Sep 2023
Dialed geometry, smooth welds, and an excellent ride feel add up to make the latest aluminum Émonda ALR a great alternative to pricier carbon bikes.
A great riding aluminum frame with dialed fit and geometry
Mostly easy to service, adjust, and upgrade
Official max tire clearance is 28mm
Through the headset cable routing
Jun 2023 · Mat Brett
Recently updated road bike has Kammtail aero tubing and internal cabling and comes with Shimano’s 105 groupset
May 2023 · Simon von Bromley
Trek’s latest aluminium Émonda offers premium performance at a great price
Smooth ride quality
Confident handling
Easily customisable
Shimano 105 groupset continues to impress
Wide range of sizes
Low-end tyres slow the bike down
Uninspiring wheels
Aug 2020 · James Bracey
Trek's latest GC/climbing bike has undergone an aero transformation, but has it helped?
Efficient power transfer
Excellent handling prowess
Compliant ride
New SL frame has lost some of the excitement of the existing Émonda
Heavy for a 'climbing' bike
Jul 2020 · Dan Cavallari
OCLV 800 launched with Trek's feathery Émonda, but now the brand's flagship aero bike gets this lighter, stiffer carbon — along with a T47 BB.
Jun 2020
Have you seen Bontrager’s new Aeolus carbon wheel lineup? Spanning the gap between budget and race ready, the aerodynamic hoops are the perfect complement to another new Trek product launching today – the all new Émonda. Fans of super light, efficient climbing bikes needn’t worry. The Émonda is still as light as ever, but now […]
Jun 2020 · Benjamin Topf
With Trek's completely revised 2021 Émonda SLR 9 eTap, the American brand's lightest frame goes into the 3rd generation. Have Trek managed to design an aerodynamic climbing specialist that performs just as well on flat terrain? How does it compare to the Madone? Our first ride review includes everything you need to know about the brand new bike!
Light-footedness and speed in every situation
High precision
Race-level stiffness when attacking
Coherent overall concept
Tidy look with excellent attention to detail
Race-level stiffness all the time
Frame | Ultralight 300 Series Alpha Aluminium, Invisible Weld technology, tapered head tube, Control Freak internal routing, DuoTrap S-compatible, flat-mount disc, 142x12 mm thru axle BB Standard: BB86/BB92, 86.5mm, Press Fit Tire Clearance: 28c Color: Lithium Grey |
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Bottom Bracket | Shimano BB71, 86.5 mm, PressFit |
Stem | Size: 47, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length; Size: 50, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length; Size: 52, 54, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length; Size: 56, 58, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length; Size: 60, 62, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 110 mm length |
Handlebar | Size: 47, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 38 cm width; Size: 50, 52, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 40 cm width; Size: 54, 56, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 42 cm width; Size: 58, 60, 62, 64, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 44 cm width |
Saddle | Bontrager Montrose Comp, steel rails, 138 mm width |
Seatpost | Size: 47, Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 250 mm length; Size: 50, 52, 54, 56, 58, 60, 62, 64, Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length Type: Rigid |
Rear Derailleur | Shimano Tiagra 4700, long cage, 34T max cog |
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Front Derailleur | Shimano Tiagra 4700, braze-on |
Crank | Size: 47, 50, 52, Shimano Tiagra 4700, 50/34, 170 mm length; Size: 54, 56, Shimano Tiagra 4700, 50/34, 172.5 mm length; Size: 58, 60, 62, 64, Shimano Tiagra 4700, 50/34, 175 mm length |
Shifters | Shimano Tiagra R4725, short-reach lever, 10-speed |
Cassette | Shimano Tiagra HG500, 12-28, 10 speed |
Chain | Shimano Tiagra HG54, 10-speed |
Brakes | Shimano Tiagra hydraulic disc Type: Hydraulic Disc |
Rims | Bontrager Affinity Disc, Tubeless Ready, 24-hole, 21 mm width, Presta valve |
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Front Hub | Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle |
Rear Hub | Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle |
Tires | Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x 25 c |
Disc Rotors | Shimano RT70, CentreLock, 160 mm |
Last updated April 28