Bicycle Archive · Specification report

2022 Specialized Aethos Expert - Ultegra Di2

Velopedia Archive ID 900004264

Overview

Model year	2022
Brand	Specialized
Model	Aethos Expert - Ultegra Di2
Bicycle type	Road
Archive ID	900004264
Original MSRP	$6,999.99
Colors	Chameleon Oil Tint / Flake Silver; Pine Green / White
Sizes	49; 52; 54; 56; 58; 61

Frameset

Frame construction	Aethos FACT 10r Carbon, Rider First Engineered™, Threaded BB, 12x142mm thru-axle, flat-mount disc
Frame material	Carbon Fiber
Fork	FACT Carbon, 12x100mm thru-axle, flat-mount disc
Fork material	Carbon Fiber

Drivetrain

Shifters	Di2 Shimano Ultegra R8170, hydraulic disc
Front derailleur	Di2 Shimano Ultegra R8150, braze-on
Rear derailleur	Di2 Shimano Ultegra R8150, 12-speed
Crankset	Shimano Ultegra R8100; chainrings: 52/36T
Bottom bracket	Shimano Threaded BSA BB
Cassette	Shimano Ultegra, 12-speed, 11-30t
Chain	Shimano XT M8100, 12-speed w/ quick link

Brakes

Brakes	(F) Shimano Ultegra R8170, hydraulic disc / (R) Shimano Ultegra R8170, hydraulic disc

Cockpit & contact points

Handlebar	Specialized Expert Shallow Drop, alloy, 125mm drop x 75mm reach
Stem	Specialized Pro SL, alloy, 4-bolt
Saddle	Body Geometry Power Expert
Seatpost	Roval Alpinist Carbon Seatpost

Wheels & tires

Wheels	(F) Roval C38, 21mm internal width carbon rim / (R) Roval C38, 21mm internal width carbon rim
Front tire	S-Works Turbo, 120 TPI, folding bead, BlackBelt protection, 700x26mm
Rear tire	S-Works Turbo, 120 TPI, folding bead, BlackBelt protection, 700x26mm

Geometry · 49

Seat tube	431 mm
Effective top tube	508 mm
Head tube	109 mm
Head-tube angle	71.75°
Seat-tube angle	75.5°
Chainstay / rear center	410 mm
Wheelbase	973 mm
Bottom-bracket drop	74 mm
Bottom-bracket height	266 mm
Reach	375 mm
Stack	514 mm
Standover height	705 mm
Fork offset / rake	47 mm
Front center	574 mm
Trail	63 mm
Fork length / axle-to-crown	369 mm
Seatpost length	300 mm
Crank length	165 mm
Stem length	80 mm
Handlebar width	380 mm

Geometry · 52

Seat tube	462 mm
Effective top tube	531 mm
Head tube	120 mm
Head-tube angle	72.5°
Seat-tube angle	74°
Chainstay / rear center	410 mm
Wheelbase	975 mm
Bottom-bracket drop	74 mm
Bottom-bracket height	266 mm
Reach	380 mm
Stack	527 mm
Standover height	728 mm
Fork offset / rake	47 mm
Front center	577 mm
Trail	58 mm
Fork length / axle-to-crown	369 mm
Seatpost length	300 mm
Crank length	170 mm
Stem length	90 mm
Handlebar width	400 mm

Geometry · 54

Seat tube	481 mm
Effective top tube	540 mm
Head tube	137 mm
Head-tube angle	73°
Seat-tube angle	74°
Chainstay / rear center	410 mm
Wheelbase	978 mm
Bottom-bracket drop	72 mm
Bottom-bracket height	268 mm
Reach	384 mm
Stack	544 mm
Standover height	748 mm
Fork offset / rake	44 mm
Front center	579 mm
Trail	58 mm
Fork length / axle-to-crown	369 mm
Seatpost length	360 mm
Crank length	172.5 mm
Stem length	100 mm
Handlebar width	420 mm

Geometry · 56

Seat tube	504 mm
Effective top tube	562 mm
Head tube	157 mm
Head-tube angle	73.5°
Seat-tube angle	73.5°
Chainstay / rear center	410 mm
Wheelbase	991 mm
Bottom-bracket drop	72 mm
Bottom-bracket height	268 mm
Reach	395 mm
Stack	565 mm
Standover height	769 mm
Fork offset / rake	44 mm
Front center	591 mm
Trail	55 mm
Fork length / axle-to-crown	369 mm
Seatpost length	360 mm
Crank length	172.5 mm
Stem length	100 mm
Handlebar width	420 mm

Geometry · 58

Seat tube	532 mm
Effective top tube	577 mm
Head tube	184 mm
Head-tube angle	73.5°
Seat-tube angle	73.5°
Chainstay / rear center	410 mm
Wheelbase	1005 mm
Bottom-bracket drop	72 mm
Bottom-bracket height	268 mm
Reach	402 mm
Stack	591 mm
Standover height	796 mm
Fork offset / rake	44 mm
Front center	606 mm
Trail	55 mm
Fork length / axle-to-crown	369 mm
Seatpost length	360 mm
Crank length	175 mm
Stem length	110 mm
Handlebar width	440 mm

Geometry · 61

Seat tube	567 mm
Effective top tube	595 mm
Head tube	204 mm
Head-tube angle	74°
Seat-tube angle	73°
Chainstay / rear center	410 mm
Wheelbase	1012 mm
Bottom-bracket drop	72 mm
Bottom-bracket height	268 mm
Reach	408 mm
Stack	612 mm
Standover height	824 mm
Fork offset / rake	44 mm
Front center	613 mm
Trail	52 mm
Fork length / axle-to-crown	369 mm
Seatpost length	360 mm
Crank length	175 mm
Stem length	110 mm
Handlebar width	440 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 25, 2026.