Name: 2026 Specialized Aethos 2 Pro - Shimano Ultegra Di2
Brand: Specialized
SKU: 97226-1061
Price: 8500.0 USD
Availability: OutOfStock

2026 Specialized Aethos 2 Pro - Shimano Ultegra Di2

$8,500.00

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Color

Gloss Shadow Silver/Emerald Metallic

Size

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Aethos 2 Pro

Shimano Ultegra Di2 · 705g FACT 10r · Performance Endurance · 6.73kg

With a 705g frame, the Aethos 2 is the lightest bike in its class. But weight was never the point. Built by breaking racing's rules to deliver pure road riding bliss, it's engineered to disappear beneath you: responsive, supple, and sublime. Now with increased tire clearance, refined components, and data-based fit-enhancing geometry, it brings that transcendent ride feel to more riders than ever. Aethos 2 breaks the rules, for the love of the ride.

705g FACT 10r Carbon Frame: Lightest bike in its class, Rider First Engineered™.
FACT 10r Carbon Fork: Full carbon, 12x100mm thru-axle, flat-mount disc.
Shimano Ultegra Di2 R8150: 12-speed electronic shifting with semi-wireless cockpit.
4iiii Precision 3+ Powermeter: Single-sided power meter built into 52/36t crankset.
Roval Alpinist CL II Wheels: Tubeless carbon, 33mm depth, Win Tunnel Engineered.
Roval Alpinist Integrated Cockpit II: Integrated bar/stem, clean lines, precise control.
Power Pro Mirror Saddle: Body-mapped pressure relief, hollow titanium rails.
28mm Tire Clearance: Increased clearance for modern road tires.

Complete build at 6.73kg (56cm). Six sizes: 49, 52, 54, 56, 58, 61.

705g FACT 10r Carbon Frame

Lightest bike in its class. Rider First Engineered™ ensures every size hits its target ride quality. Threaded BB, hidden cable routing, 12x142mm thru-axle, flat-mount disc.

FACT 10r Carbon Fork

Full carbon construction, 12x100mm thru-axle, flat-mount disc integration. Tuned for the perfect balance of compliance and steering precision.

Shimano Ultegra Di2 Electronic Shifting

12-speed Di2 electronic shifting with semi-wireless cockpit. Ultegra R8100 crankset (52/36t) with 4iiii Precision 3+ single-sided power meter. R8150 front and rear derailleurs for fast, precise shifts.

Roval Alpinist CL II Wheels

Tubeless carbon clinchers, 33mm depth, 21mm internal width. Win Tunnel Engineered for optimal aerodynamics. DT for Roval 350 hubs, DT Swiss Aerolite spokes.

Roval Alpinist Integrated Cockpit II

Clean integrated bar/stem design. Matched to frame size: 380-420mm width, 80-110mm stem lengths. Supacaz Super Sticky Kush bar tape.

Shimano Ultegra BR-R8170 Hydraulic Brakes

Flat-mount hydraulic disc brakes with servo wave lever geometry. Consistent, powerful stopping in all conditions.

	49	52	54	56	58	61
Crank Length	165	170	172.5	172.5	175	175
Handlebar Width	380	380	400	400	420	420
Stem Length	80	90	100	100	110	110
Saddle Width	155	155	143	143	143	143
Seatpost Length	300	300	360	360	360	360
Stack	522	538	559	580	606	627
Reach	373	377	384	391	398	404
Head Tube Length	114	128	150	169	198	218
Head Tube Angle	71.4°	72.1°	72.5°	73°	73°	73.5°
BB Height	265.5	265.5	267	267	268.5	268.5
BB Drop	76.5	76.5	75	75	73.5	73.5
Trail	62	58	55	55	55	52
Fork Length, Full	372	372	372	372	372	372
Fork Rake/Offset	50	50	50	47	47	47
Front Center	581	584	594	599	614	621
Chainstay Length	410	410	410	410	410	410
Wheelbase	978	981	992	998	1013	1020
Top Tube Length, Horizontal	508	526	544	557	572	584
Bike Standover Height	719	737	759	779	805	834
Seat Tube Length	450	470	490	510	535	570
Seat Tube Angle	75.5°	74.5°	74°	74°	74°	74°

Frameset

Frame

Aethos 2 FACT 10r Carbon, Rider First Engineered™, Threaded BB, Hidden Cable Routing, 12x142mm thru-axle, flat-mount disc

Fork

Aethos 2 FACT 10r Carbon, 12x100mm thru-axle, flat-mount disc

Seat Binder

Specialized Alloy, 30mm

Brakes

Front Brake

Shimano Ultegra BR-R8170, hydraulic disc

Rear Brake

Shimano Ultegra BR-R8170, hydraulic disc

Brake Levers

Shimano Ultegra Di2 R8170, hydraulic disc

Drivetrain

Bottom Bracket

Shimano Threaded BSA BB

Chain

Shimano XT CN-M8100, 12-speed

Crankset

Shimano Ultegra R8100, 52/36t

Powermeter

4iiii Precision 3+, single-sided

Front Derailleur

Shimano Ultegra Di2 R8150, braze-on

Cassette

Shimano Ultegra, 12-speed, 11-30t

Rear Derailleur

Shimano Ultegra Di2 R8150, 12-speed

Wheels & Tires

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

Front Tire

S-Works Turbo TLR Race, 700x28c

Rear Tire

S-Works Turbo TLR Race, 700x28c

Inner Tubes

700x25-35, 50mm Presta Valve, TPU

Cockpit

Handlebars

Roval Alpinist Cockpit II, Integrated Bar/Stem

Seatpost

Roval Alpinist Carbon Seatpost

Saddle

Power Pro Mirror, Hollow Ti rails

Tape

Supacaz Super Sticky Kush

Shipping Policy

Components:

All component items (wheels, drivetrains, suspension, brakes, etc.) ship within 1–4 business days of purchase.

Bicycles:

Complete bikes typically ship within 2–3 weeks due to build, tuning, and inspection times. You will receive tracking information as soon as your order is ready to ship.

Riding Gear & Apparel:

Riding gear and apparel orders (helmets, jerseys, gloves, etc.) ship within 1–3 business days.

Returns & Exchanges:

If you received the wrong size or wish to exchange an item, it must be returned in original condition—unused, uninstalled, and with all packaging intact.

For full details, please see our Refund Policy before initiating a return.

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Technology

🏆

705g FACT 10r Frame

Lightest road frame in its class. Most optimized layup ever. Aethos redefined how we build bikes.

⚡

Rider First Engineered

Every rider gets the famed Aethos ride quality regardless of size. Pure road riding bliss.

🚴

Refined Performance Fit

15mm more stack takes pressure off hands, neck, and shoulders. 7mm longer wheelbase for descending confidence.

⚡

Ultegra Di2 12-Speed

Shimano Ultegra Di2 R8170 electronic shifting. 52/36t crankset with 4iiii Power Meter, 11-30t cassette.

🎡

Roval Alpinist CL II

1,375g carbon wheels. 21mm int / 33mm depth, Win Tunnel Engineered, DT Swiss hubs.

🎯

Slacker Head Tube

0.5° slacker (73° on 56cm) for nimble but intuitive handling. 410mm chainstay, 76.5mm BB drop.

Built For

Road Racing

Endurance

All-Road

Climbing

Performance Numbers

6.73kg

Bike Weight

56cm as built, tubeless

705g

Frame Weight

FACT 10r Carbon

Speeds

Ultegra Di2, 11-30t

1,375g

Wheels

Alpinist CL II carbon

Gallery

Specifications

Component	Detail
Frame	Aethos 2 FACT 10r Carbon, Rider First Engineered, threaded BB, 12x142mm
Fork	Aethos 2 FACT 10r Carbon, 12x100mm, flat-mount disc
Shifters	Shimano Ultegra Di2 R8170, hydraulic disc
Front Derailleur	Shimano Ultegra Di2 R8150, braze-on
Rear Derailleur	Shimano Ultegra Di2 R8150, 12-speed
Crankset	Shimano Ultegra R8100, 4iiii Power Meter, 52/36t
Cassette	Shimano Ultegra, 12-speed, 11-30t
Brakes	Shimano Ultegra BR-R8170 Hydraulic, flat-mount disc

Wheels & Cockpit

Roval Alpinist CL II 21mm int / 33mm depth

S-Works Turbo TLR Race, 700x28c

Roval Alpinist Integrated Cockpit II

270g Integrated Bar/Stem

Power Pro Mirror Hollow Ti Rails

Video

Prepared with intention.

Every product is carefully inspected and handled by our team before it ships. From fit and function to final details, we make sure each piece is ready for the outdoors ahead—so you can focus on the experience, not the gear.

Passion drives us

At SpokeX Bike Co., bikes aren't just our business — they’re our way of life. As a rider-owned and operated shop, every decision we make comes from firsthand experience on the trail, at the race, and on the open road. We know what it’s like to chase a new line, push through the pain cave, and celebrate the ride — because we live it every day.

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2026 Specialized Aethos 2 Pro - Shimano Ultegra Di2

Shipping Policy

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