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2026 Bross

ZENITH 7I

A carbon frame aero bike with high-end components and shimano ultegra hydraulic disc brakes.
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FrameCarbon
ForkCarbon
Wheels700c Carbon
Drivetrain2 × 12 Electronic
GroupsetUltegra, Ultegra Di2
BrakesShimano Ultegra Hydraulic Disc
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Insights
Sizing
XXS

5'1" – 5'6"

XS

5'4" – 5'9"

SM

5'7" – 5'11"

MD

5'9" – 6'1"

LG

6'0" – 6'4"

XL

6'2" – 6'6"

XXL

6'4" – 6'9"

🐐 Estimated

Rider Fit Notes

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Geometry
Specs
Build
Frame

BROSS ZENITH CARBON carbon frame, full internal routing, flat mount disc, 142x12mm thru axle, BSA threaded bottom bracket

BB StandardBSA, 68mm, Threaded

Fork

BROSS ZENITH CARBON carbon fork, flat mount disc, internal routing, 100x12mm thru axle

Bottom Bracket

BSA, 68mm, threaded

Headset

BROSS ZENITH fully hidden internal routing headset

Handlebar

BROSS CARBON AERO carbon integrated full internal routing handlebar

Saddle

FIZIK steel saddle

Seatpost

BROSS ZENITH AERO carbon aero seatpost

TypeRigid

Groupset
Rear Derailleur

SHIMANO ULTEGRA RD-R8150

Front Derailleur

SHIMANO ULTEGRA FD-R8150

Crank

SHIMANO ULTEGRA FC-R8100

Cassette

SHIMANO ULTEGRA CS-R8101

Chain

SHIMANO ULTEGRA CN-M8100

Brakes

SHIMANO ULTEGRA BR-R8170

TypeShimano Ultegra Hydraulic Disc

Brake Levers

SHIMANO ULTEGRA ST-R8170 2x12 speed

Wheels
Rims

BROSS BCD-5, 50mm rim height, carbon tubeless wheelset

Tires

CONTINENTAL GRAND PRIX 700x28C folding

Disc Rotors

SHIMANO RT-CL800

Rider Notes
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First added April 16

Last updated May 30