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    eXP 6.4 STEPS2025 Superior
    Recommended
    MSRP
    Where to Buy
    —
    $1

    At

    Category
    		Crosscountry, E-Bike
    4.2
    Frame
    		Aluminum
    		RST GILA
    Wheels
    		Aluminum
    Wheel Size
    		29″
    		Shimano Hydraulic Disc
    		Shimano 600W 85Nm mid-drive
    		630Wh
    		Alivio, Altus
    Drivetrain
    		1 × 9
    Suspension
    		Hardtail
    Front Travel
    		100mm
    Brand Site

    superiorbikes.com

    Summary
    		The Superior eXP 6.4 STEPS is a 29″ aluminum frame hardtail crosscountry e-bike with mid-range components.

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    Insights
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    easyextreme
    Handling
    nimblestable
    eXP 6.4 STEPS
    Other Crosscountry 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)

    27 mph

    eXP 6.4 STEPS

    Highest gear

    (descending)

    Geometry
    Specs
    eXP 6.4 STEPS2025 Superior
    Frame

    SU-E04-STEPS, Alu X6 Ultralite, Advanced eMTB Geometry, SHIMANO STEPS ready, Integrated battery, SR dropout, Boost 12x148 mm, Inner cable routing, Dropped seat post ready

    BB Standard: STEPS, Press Fit

    Colors: Gloss Greige; Gloss Black

    Fork

    RST Gila T, 1-1/8", 100mm travel

    Travel: 100mm

    Spring Type: Coil

    Bottom Bracket

    STEPS, press-fit

    Headset

    ACROS AZX-596, ICR, ZS56/28.6 - ZS56/40, BlockLock 120°

    Stem

    ONE ICR, Alloy, 31.8mm, 0°

    Handlebar

    ONE Alloy, 20mm rise, 31.8mm

    Saddle

    Selle Royal Rena

    Seatpost

    ONE Sport, Alloy, 30.9mm

    Type: Rigid

    Groupset
    Rear Derailleur

    SHIMANO ALIVIO RD-M3100, Shadow Design

    Crank

    SHMANO FC-EM600

    Shifters

    SHIMANO ALTUS SL-M2010-9R, RapidFire Plus, 9-speed

    Cassette

    SHIMANO CS-HG200, 9-speed, 11-36T

    Chain

    KMC e9S

    Brakes

    SHIMANO MT200, hydraulic disc brake

    Type: Shimano Hydraulic Disc

    Wheels
    Rims

    STARS J30D, Disc, Tubeless, 32H

    Spokes

    SAPIM Leader, Stainless Black

    Front Hub

    SHIMANO HB-TX505, 32H, CL, M9X100mm, QR Type

    Rear Hub

    SHIMANO FH-TC500-HM-B, 32H, CL, 12X148mm, THRU Type AXLE

    Tires

    Schwalbe Hurricane Performance, 29x2.25, ADDIX

    Electric Components
    Motor

    SHIMANO STEPS EP6, 85Nm

    Battery

    DARFON, 630Wh

    Display

    SHIMANO SC-EM800

    Charger

    DARFON 4A

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