Bike Comparison
    MSRP
    $4,499
    $5,799
    Where to Buy
    $1

    At

    $1

    At

    Category
    Trail, E-BikeTrail, E-Bike
    5.5
    5.6
    AluminumAluminum
    Fork
    Suntour AIONFox Rhythm Float 34
    Shock
    X-FusionFox Float DPS Performance
    Wheels
    AluminumAluminum
    27.5″27.5″
    Brakes
    Hydraulic DiscHydraulic Disc
    250W 80Nm mid-driveShimano 250W 70Nm mid-drive
    504WhShimano 504Wh
    Groupset
    SLXXT, SLX
    Drivetrain
    1 × 111 × 12
    Suspension
    FullFull
    Front Travel
    150mm150mm
    Rear Travel
    140mm140mm
    Brand Site

    khsbicycles.com

    khsbicycles.com

    Summary
    The KHS SixFifty 5555+E and KHS SixFifty 6555+E are both 27.5″ aluminum frame full suspension trail e-bikes. The SixFifty 5555+E has a better fork, while the SixFifty 6555+E has better components and a 1 × 12 drivetrain providing a wider range of gears.
    Similar Bikes
    Accessories
    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)

    24 mph

    SixFifty 5555+E

    28 mph

    SixFifty 6555+E

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    Frame

    E-Alloy 140mm Travel, 6061 4-Bar Horst Link w/Custom Formed TT & DT, 12 x 148mm Boost, 1.5 Taper, 27.5 Plus

    ColorBora Bora Blue

    E-FSS 650B 140mm Plus, Alloy 6061 w/Custom Formed Dbl.Butted TT & DT, 1.5 Taper, 12 x 148 Boost Rear Axle, w/ Replaceable Derailleur Hanger

    ColorBora Bora Blue

    Fork

    SR Aion 35 Boost 27.5+, LOR Air, 150mm, 35mm Stanchions, Alloy Steerer, Magnesium Lowers, Hydraulic Damp, External rebound, Lockout, 1.5 Taper, 15Q

    Travel150mm

    Spring TypeAir

    FOX Float 34, 29 Std/27.5+ Evol Air, Rhythm, 150mm, Grip Sweep Adj., Ext Rebound Adj., 1-1/8~1.5 Taper, 15mm x 110 QR Boost

    Travel150mm

    Spring TypeAir

    Shock

    X-Fusion 02 Pro RL, Air, Ext Rebound, Lockout

    FOX Float DPS, Performance, 3-Pos, No.Evol w/LV Eyelet

    Headset

    FSA Orbit 1.5E, Zero Stack, 1 1/8"~1.5

    FSA Orbit 1.5E, Zero Stack, 1 1/8"~1.5

    Stem

    Kore XCD, Alloy 3D Forged, Threadless 4-bolt, 31.8 S: 60mm, M-L: 70mm, XL: 80mm

    Kore XCD, Alloy 3D Forged, Threadless 4-bolt, 31.8 S: 60mm, M-L: 70mm, XL: 80mm

    Handlebar

    Kore XCD 1 Riser, 760 x 18mm, 31.8mm

    Kore XCD 1 Riser, 760 x 18mm, 31.8mm

    Saddle

    WTB Volt Sport

    WTB Volt Sport

    Seatpost

    KS Suspension Exa-Form KSP-900-i, Integra w/Remote, Travel Adjust

    KS Suspension Rage-I, Integra w/Remote, Travel Adj

    Pedals

    n/a

    n/a

    Grips

    Q2 Lock-on

    Q2 Lock-on

    Groupset
    Rear Derailleur

    Shimano SLX, RD-M7000

    Shimano New XT RD-M8100

    Front Derailleur

    n/a

    n/a

    Crank

    Samox Alloy Forged, 32T

    Samox Alloy Forged, 34T

    Shifters

    Shimano SLX, SL-M7000, 11s, Trigger, Right Only

    Shimano New SLX, SL-M7100, 12s, Trigger, Right Only

    Cassette

    SunRace 11-46T, 11-Speed

    Shimano CS-M7100, 10-51T, 12 Speed

    Chain

    KMC E11S Anti Rust

    Shimano CN-M7100

    Brakes

    Tektro HD-E730 Hydraulic, 4-Piston, 203/180mm Rotors

    Shimano MT520 4-Piston, Hydraulic Disc, Servo Wave, 203/180mm, Rotors= RT64 Center Lock

    Brake Levers

    Tektro HD-E730 Hydraulic W/Sensor

    Shimano MT501, Servo Wave

    Wheels
    Rims

    WTB Scraper i35 TCS Alloy Plus Disc, 27.5, Double Wall, 28H, Tubeless Ready

    WTB Scraper i35 TCS Alloy Plus Disc, 27.5, Double Wall, 28H, Tubeless Ready

    Spokes

    14G Stainless Black, 28x28

    14G Stainless Black, 28x28

    Tires

    Kenda Havok Pro EMC, 27.5 x 2.6. 120TPI Folding, Tubeless Ready

    Kenda Havok Pro EMC, 27.5 x 2.6. 120TPI Folding, Tubeless Ready

    Electric Components
    Motor

    MPF 6S Mid Motor, 36V x 250W, 80Nm, Class II

    Shimano E8000A Motor, 36V x 250W, 70Nm, Class I

    Battery

    Lithium 36V x 14Ah, 504Wh

    Shimano Lithium 36V x 14Ah, 504Wh

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