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BH RS1 4.5

High endAeroCarbon700cReleased in 2027
BH RS1 4.5, side view
105 Di2NSR

BH RS1 4.5

aero road bike, carbon frame, 700c wheels, high end equipment

Key specs

Frame
Carbon
Wheelset
700c · Shimano RS710 Carbon
Groupset
Shimano 105 Di2
Brake model
Shimano 105 hydraulic

Character

The bike at a glance: the ground it is made for, how it handles, its gears and its equipment, beside the other bikes of its kind.

Not enough data yet for the Terrain chart: it fills in once the sheet is complete.

Not enough data yet for the Handling chart: it fills in once the sheet is complete.

Not enough data yet for the Gearing chart: it fills in once the sheet is complete.

Not enough data yet for the Equipment level chart: it fills in once the sheet is complete.

Spec sheet

Every value is read on the brand’s page; hover it to see its source and date.

Ride type

Ride type
Aero

Frame and fork

Frame
Carbon
Fork
Carbon
Max tyre clearance
Being updated

Drivetrain

Groupset brand
Shimano
Groupset
Shimano 105 Di2
Shifting
Electronic, wired
Gears at the back
12
Chainring teeth
Shimano 105 52/36
Cassette
Shimano 105 11/34

Brakes

Brakes
Hydraulic disc
Brake model
Shimano 105 hydraulic

Wheels and tyres

Wheel size
700c / 29"
Wheelset
Shimano RS710 Carbon
Tyres
Michelin Power Cup 700x 28
Tyre width fitted
28 mm

Weight

Weight
Being updated

Spec sheets read at: bhbikes.com

The range

  • BH RS1 4.0, side view
    • Carbon
    • Shimano 105 Di2

    2 colours

  • BH RS1 4.5, side view
    • Carbon
    • Shimano 105 Di2

    2 colours

Comparable road bikes

See all

Who is it for?

The sports the brand announces, and the features that go with them.

  • Cycling

    • Ride type: Aero
    • Groupset: Shimano 105 Di2

Frequently asked questions

What kind of riding is the BH RS1 4.5 made for?

Aero, according to the brand.

Does the BH RS1 4.5 have electronic shifting?

Electronic, wired, according to the brand.