Aethos 2 Frameset

Specifications

Manufacturer
Specialized
Name
Aethos 2 Frameset
Lower S.H.I.S
IS49/40
Slots
Frame, Fork, Seatpost
Wheel Sizes
700c
Sizes (cm)
49, 52, 54, 56, 58, 61
BB Standard
BSA THREADED
Discipline
Road
Upper S.H.I.S
IS42/28.6
Disc Brake Mount
Flat Mount
Axle Standard
12x142
Head Tube
Tapered
Material
Carbon

Specialized Aethos 2 Frameset

Frame

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Compatibility

This Specialized Aethos 2 Frameset is a Specialized Road frame. For best performance, use with other Specialized components, though it is mechanically compatible with the parts listed below.

Compatible Wheels20

Fortus 23 Pro 5Recommended

Hope

Fortus 23 Pro 5

Fortus 26 Pro 5Recommended

Hope

Fortus 26 Pro 5

Fortus 30 Pro 5Recommended

Hope

Fortus 30 Pro 5

Fortus 30 Single Cavity Pro 5Recommended

Hope

Fortus 30 Single Cavity Pro 5

Fortus 35 Pro 5Recommended

Hope

Fortus 35 Pro 5

RD40 Carbon Pro 5 SPRecommended

Hope

RD40 Carbon Pro 5 SP

RX24 Pro 5Recommended

Hope

RX24 Pro 5

RX40 Pro 5Recommended

Hope

RX40 Pro 5

105 C32 TUBELESS WheelsetRecommended

Shimano

105 C32 TUBELESS Wheelset

105 C46 TUBELESS WheelsetRecommended

Shimano

105 C46 TUBELESS Wheelset

1ZERO HITOP S (Front)Recommended

Zipp

1ZERO HITOP S (Front)

1ZERO HITOP SW (Front)Recommended

Zipp

1ZERO HITOP SW (Front)

202 NSW (Front)Recommended

Zipp

202 NSW (Front)

202 NSW (Rear)Recommended

Zipp

202 NSW (Rear)

27.5 100X15 MM THRU AXLE WHEEL FRONTRecommended

Shimano

27.5 100X15 MM THRU AXLE WHEEL FRONT

27.5 110X15 MM THRU AXLE WHEEL FRONTRecommended

Shimano

27.5 110X15 MM THRU AXLE WHEEL FRONT

27.5 142X12 MM THRU AXLE WHEEL REARRecommended

Shimano

27.5 142X12 MM THRU AXLE WHEEL REAR

27.5 148X12 MM THRU AXLE WHEEL REARRecommended

Shimano

27.5 148X12 MM THRU AXLE WHEEL REAR

27.5 CLINCHER 100 MM QUICK RELEASE WHEEL FRONT Recommended

Shimano

27.5 CLINCHER 100 MM QUICK RELEASE WHEEL FRONT

29 100X15 MM THRU AXLE WHEEL FRONTRecommended

Shimano

29 100X15 MM THRU AXLE WHEEL FRONT

Compatible Bottom Brackets20

878Recommended

Token

878

BB29BSARecommended

Token

BB29BSA

🚲Recommended

FSA

BB386 crank to BSA frame thread Ceramic bearings

🚲Recommended

FSA

BB392 crank to BSA frame

BB392BSARecommended

Token

BB392BSA

DUB-BSARecommended

Praxis

DUB-BSA

ISO Square Taper (BSA / ISO)Recommended

Token

ISO Square Taper (BSA / ISO)

JIS Square Taper (BSA / JIS)Recommended

Token

JIS Square Taper (BSA / JIS)

M24 – BSA THREADEDRecommended

Praxis

M24 – BSA THREADED

🚲Recommended

FSA

Mega Exo Comet crank to 68/73mm frame

MegaExo crankRecommended

FSA

MegaExo crank

🚲Recommended

FSA

MegaExo Gamma Drive crank to BSA frame

MegaExo GOSSAMER crank to BSA frame Di2 compatibleRecommended

FSA

MegaExo GOSSAMER crank to BSA frame Di2 compatible

MegaExo K-Force crank to BSA 68/73mm frameRecommended

FSA

MegaExo K-Force crank to BSA 68/73mm frame

🚲Recommended

FSA

MegaExo K-Force crank to BSA frame with ceramic bearings

MegaExo Omega crank to BSA frame Di2 compatibleRecommended

FSA

MegaExo Omega crank to BSA frame Di2 compatible

🚲Recommended

FSA

MegaExo SL-K crank to 68/73mm frame

MegaExo SL-K crank to BSA frame Di2 compatibleRecommended

FSA

MegaExo SL-K crank to BSA frame Di2 compatible

MegaExo SL-K crank to ITALIAN thread frame Di2 compatibleRecommended

FSA

MegaExo SL-K crank to ITALIAN thread frame Di2 compatible

🚲Recommended

Campagnolo

Power-Torque Cups - BSA

Frequently Asked Questions

What fits with Specialized Aethos 2 Frameset?

Specialized Aethos 2 Frameset is compatible with forks, seatposts, wheels, bottom brackets that match its technical standards. Most importantly, it requires matching speed components.

Can I mix Specialized Aethos 2 Frameset with MTB components?

While some mechanical standards (like cassette spacing at certain speeds) may overlap, Specialized Aethos 2 Frameset is optimized for Road use. Mixing with MTB parts often fails due to differing pull ratios and chainlines.