Bikes up to 60% offWe monitor over 40,000 bikes daily to find the best prices

Today’s Deals
Bike Comparison
    MSRP
    Where to Buy
    $1

    At

    Category
    Crosscountry
    Frame
    Aluminum
    RockShox
    Wheels
    Wheel Size
    29″
    SRAM Guide R Hydraulic Disc
    X7
    Drivetrain
    2 × 10
    Suspension
    Hardtail
    Front Travel
    100mm
    Brand Site
    Summary
    The K2 Brass Monkey 4 - 29 is a 29″ aluminum frame hardtail crosscountry bike with modest components.

    Ask 99 Spokes

    Similar Bikes
    Insights
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    easyextreme
    Handling
    nimblestable
    Brass Monkey 4 - 29
    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)

    31 mph

    Brass Monkey 4 - 29

    Highest gear

    (descending)

    Geometry
    Specs
    Frame

    27.5"/29” 650B Hardtail X6, Butted Custom Drawn Tubing, 1.5 Tapered Head-Tube,

    Fork

    SRAM/Rock Shox 30 Gold TK 27.5"/29” Solo Air, 100mm Travel, External Rebound & Lock-Out

    Travel100mm

    Spring TypeAir

    Headset

    Kore Integrated 1.5" Tapered

    Stem

    Kore XCD 3D Forged, 6 Deg, 31.8mm Bar Bore

    Handlebar

    Kore XCD 1 Flat, 710mm Length, 31.8mm Bar Bore

    Saddle

    Kore Coram, Abrasive Corners, Steel Rail

    Seatpost

    Kore XCD1, 31.6mm

    TypeRigid

    Grips

    Velo Dual Compound Single Clamp Silver

    Groupset
    Crank

    SRAM S1000, 2X10 39/26T

    Shifters

    SRAM X7, 2x10 Trigger

    Cassette

    SRAM PG-1030, 11-36T

    Chain

    KMC X10

    Brakes

    Front: SRAM Guide R Hydraulic, 180mm Rotor, Rear: SRAM Guide R Hydraulic, 160mm Rotor

    TypeSRAM Guide R Hydraulic Disc

    Wheels
    Spokes

    Stainless 14G Black w/ 2 Painted At P/V

    Front Hub

    Crucial Alloy Disc w/ QR

    Rear Hub

    Crucial Alloy Disc Cassette w/ QR

    Tires

    Kenda Small Black-8, 27.5”/29”x 2.1", P/V, Folding 6O TPI

    Riders Also Compared