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The Specialized Aethos Road Bike delivers perfect ride quality, extreme light weight and undeniable style give you a whole new riding experience.
The Specialized Aethos Road Bike delivers perfect ride quality, extreme light weight and undeniable style give you a whole new riding experience.
Specialized

2024 Specialized Aethos Pro Shimano Ultegra Di2 Road Bike - Satin Red

£5,499.00 £8,000.00 31% off
Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

2024 Specialized Aethos Pro Shimano Ultegra Di2 Road Bike - Satin Red

Season:2024

Brand:Specialized

Code:363506353319

The Aethos line delivers on three promises: exceptional light weight, perfectly balanced ride characteristics, and undeniable style. The Specialized Aethos Pro Road Bike exemplifies these qualities. With billions of calculations driving the pursuit of the perfect ride, Aethos stands out.

Equipped with Shimano's Ultegra Di2 for smooth, precise shifting and Roval’s Alpinist wheels paired with DT Swiss 350 hubs, this build is designed to perform flawlessly mile after mile.

The Aethos frame strikes the ideal balance of ride feel, lightweight construction, and style. From steep climbs and technical descents to all-day comfort on the longest rides, the Aethos excels. This is achieved by reinventing traditional road bike shapes, enhancing stiffness and balance without compromising weight or durability. An innovative new layup process perfected over decades results in the lightest frame available (585g, S-Works, size 56cm). The Aethos represents more than just a new bike, it's a new standard.

A featherweight frame needs confidence-inspiring ride characteristics, so the Aethos is engineered for perfect front and rear stiffness and exceptional ride quality. By studying how carbon fiber flexes and breathes, Specialized have made groundbreaking discoveries about force distribution in frames. Just a few pedal strokes reveal this bike’s sublime ride quality, setting a new benchmark.

Every detail, from derailleur hangers to the fork expander plug, is crafted with style, weight, and durability in mind. The bike features Roval’s new Alpinist carbon seatpost and wheels, further reducing weight and enhancing ride performance. All elements converge in the pursuit of the perfect ride.

Technical Information
  • Chainrings
    52/36T
  • Cassette
    Shimano Ultegra, 12-speed, 11-30t
  • Bottom Bracket
    Shimano Threaded BSA BB
  • Rear Derailleur
    Shimano Ultegra Di2 R8150, 12-speed
  • Crankset
    Shimano Ultegra R8100 with 4iiiis Power Meter
  • Front Derailleur
    Shimano Ultegra Di2 R8150, braze-on
  • Shift Levers
    Shimano Ultegra Di2 R8170, hydraulic disc
  • Chain
    Shimano M8100, 12-speed w/ quick link
  • Weight Size
    56
  • Weight
    6.78kg (14 lb, 15.2 oz)
  • Saddle
    Body Geometry Power Pro, hollow titanium rails
  • SeatPost
    Roval Alpinist Carbon Seatpost
  • Handlebars
    S-Works Short & Shallow, 125mm Drop, 75mm Reach w/Di2 Hole
  • Seat Binder
    Specialized Alloy, 30mm
  • Stem
    Specialized Pro SL, alloy, 4-bolt
  • Tape
    Supacaz Super Sticky Kush
  • Front Wheel
    Roval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready
  • Rear Wheel
    Roval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready
  • Inner Tubes
    700x20-28, 48mm Presta Valve
  • Front Tire
    S-works Turbo 2BR, 700x28mm
  • Rear Tire
    S-works Turbo 2BR, 700x28mm
  • Fork
    FACT Carbon, 12x100mm thru-axle, flat-mount disc
  • Frame
    Aethos FACT 10r Carbon, Rider First Engineered™, Threaded BB, 12x142mm thru-axle, flat-mount disc
  • Front Brake
    Shimano Ultegra R8170, hydraulic disc
  • Rear Brake
    Shimano Ultegra R8170, hydraulic disc
  • As with any product, specification is subject to change without prior notification. You are advised to confirm current specification before buying. Please note that this bike does not come with pedals.
Sizing Information

SIZING

Size in ft5'1" - 5'4"5'4" - 5'7"5'7" - 5'9"5'9" - 5'11"5'11" - 6'2"6'2" - 6'5"
Size in cm155 - 163cm163 - 170cm170- 175cm175 - 180cm180 - 188cm188 - 196cm
Bike Size495254565861

GEOMETRY

Size49cm52cm54cm56cm58cm61cm
BB Drop74mm74mm72mm72mm72mm72mm
BB Height266mm266mm268mm268mm268mm268mm
Bike Standover Height705mm728mm748mm769mm796mm824mm
Chainstay Length410mm410mm410mm410mm410mm410mm
Fork Length, Full369mm369mm369mm369mm369mm369mm
Fork Rake/Offset47mm47mm44mm44mm44mm44mm
Front Centre574mm577mm579mm591mm606mm613mm
Head Tube Angle71.75°72.5°73°73.5°73.5°74°
Head Tube Length109mm120mm137mm157mm184mm204mm
Reach375mm380mm384mm395mm402mm408mm
Seat Tube Angle75.5°74°74°73.5°73.5°73°
Seat Tube Length431mm462mm481mm504mm532mm567mm
Stack514mm527mm544mm565mm591mm612mm
Top Tube Length, Horizontal508mm531mm540mm562mm577mm595mm
Trail63mm58mm58mm55mm55mm52mm
Wheelbase973mm975mm978mm991mm1005mm1012mm
Crank Length165mm170mm172.5mm172.5mm175mm175mm
Handlebar Width380mm400mm420mm420mm440mm440mm
Stem Length80mm90mm100mm100mm110mm110mm
Saddle Width155mm155mm143mm143mm143mm143mm
Seatpost Length300mm300mm360mm360mm360mm360mm
Professional Opinion
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