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2025 Storck

AERFAST.4 Comp

A carbon frame aero bike with upper mid-range components and shimano 105 hydraulic disc brakes.

Manufacturer Price

€3,999($4,653)
FrameCarbon
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 12 Electronic
Groupset105 Di2
BrakesShimano 105 Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
AERFAST.4 Comp
Other Aero bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

39 mph

AERFAST.4 Comp

40 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Sizing
XS

4'11" – 5'6"

SM

5'4" – 5'8"

MD

5'6" – 5'11"

LG

5'9" – 6'1"

XL

5'11" – 6'3"

XXL

6'2" +

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Reviews
Bikerumor
Storck Aerfast.4 ultra-aero road bike adds new entry level & premium price points

Jan 2023 · Tyler Benedict

New builds & layups offer more affordable ways to get on Storck's most aerodynamic road bike, plus a Platinum model for the top end customer.

Read Review

Geometry
Specs
Build
Saddle

Selle San Marco Shortfit 2.0

Seatpost

Storck Aerfast.4 Carbon

Type: Rigid

Groupset
Rear Derailleur

Shimano 105 Di2

Crank

Shimano 105 Di2 50/34

Shifters

Shimano 105 Di2 R7100 2x12

Cassette

Shimano 105 Di2 12-speed, 11-34

Chain

Shimano 105 12x

Brakes

Shimano 105 Di2 160/160mm

Type: Shimano 105 Hydraulic Disc

Brake Levers

Shimano 105 Di2 R7100 2x12

Wheels
Rims

DT Swiss PR1600 Spline 32

Tires

Conti Grand Prix SL black/black fb 28mm

Rider Notes
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First added December 20

Last updated March 21

Not listed for 69 days