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    MSRP
    Where to Buy
    $1

    At

    Category
    Gravel, E-Bike
    2.0
    Frame
    Aluminum
    Aluminum
    Wheels
    Aluminum
    Wheel Size
    700c
    Mechanical Disc
    250W hub-drive
    Claris
    Drivetrain
    2 × 8
    Brand Site
    Summary
    The Calibre E-Lost Lad is an aluminum frame gravel e-bike with mid-range components and mechanical disc brakes.

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    Similar Bikes
    Insights
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    smoothrugged
    E-Lost Lad
    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)

    39 mph

    E-Lost Lad

    Highest gear

    (descending)

    Geometry
    Specs
    Frame

    Alu 6061, 27.5”, 138mm spacing for Promovec hub motor, Post-mount disc, 44mm headtube

    Fork

    Alu 6061, 100mm QR, IS disc mount, rack & mudguard mounts, 28.6mm steerer, 50mm offset, 410 A2C

    Bottom Bracket

    External 73mm BB

    Headset

    Semi-integrated, ZS44

    Stem

    Calibre Trail, 31.8mm clamp, 60mm extension

    Handlebar

    Calibre gravel, Alloy 490 wide

    Saddle

    Calibre Trail, steel rails

    Seatpost

    Calibre Trail 30.9 x 350mm

    TypeRigid

    Pedals

    Flat pedals

    Grips

    Black cork bar tape

    Groupset
    Rear Derailleur

    Shimano Claris RD-R2000GS 8 speed

    Front Derailleur

    Shimano Claris

    Crank

    Calibre 170mm crank, 50x34 chainring

    Shifters

    Shimano Claris STR2000

    Cassette

    Shimano 8 speed, 11 - 34

    Chain

    KMC Z8

    Brakes

    Front: Clarks CMD-23, Rear: Clarks CMD-23

    TypeMechanical Disc

    Wheels
    Rims

    29”, 25mm wide, 32h front, 36h rear, alu double wall

    Front Hub

    Shun Feng 32H QR SFA217F

    Rear Hub

    Promovec 250W hub motor

    Tires

    WTB Horizon 650x47 W110-0952

    Electric Components
    Motor

    Promovec 250W hub motor

    Battery

    Promovec 50762-BL-C DT1 - 36V - 7.8AH

    Display

    Promovec 50951

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