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    402023 Principia
    Recommended
    MSRP
    ($2,326)
    Where to Buy
    —
    $1

    At

    Category
    		Gravel
    Weight
    		22.7 lbs
    3.6
    Frame
    		Aluminum
    		Carbon
    Wheels
    		Aluminum
    Wheel Size
    		700c
    		Shimano GRX 600 Hydraulic Disc
    		GRX 600
    Drivetrain
    		1 × 11
    Brand Site

    principiabikes.com

    Summary
    		The Principia 40 is an aluminum frame gravel bike with upper mid-range components and shimano grx 600 hydraulic disc brakes.

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    Insights
    Ride Feel

    Based on frame geometry and build specs.

    Rider Position
    relaxedaggressive
    Terrain
    smoothrugged
    40
    Other Gravel bikes
    Gear Range

    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)

    31 mph

    40

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    402023 Principia
    Frame

    Aluminium

    Colors: Copper; Sand

    Fork

    Carbon

    Pedals

    Not included

    Groupset
    Rear Derailleur

    Shimano GRX RX600

    Crank

    Shimano GRX RX600 40T

    Cassette

    Sunrace CSMS7 11sp 11-42T

    Brakes

    Front: Shimano GRX RX600 hydraulic disc brake, 160 mm. rotor, Rear: Shimano GRX RX600 hydraulic disc brake, 160 mm. rotor

    Type: Shimano GRX 600 Hydraulic Disc

    Wheels
    Rims

    Aluminium w. thru-axle (12x125mm front, 12x160,5mm rear)

    Tires

    Panaracer GravelKing SK 700x38C

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