Bike Comparison
    MSRP
    $859$1,069
    $1,149$1,439
    Where to Buy
    $859

    20% off At Rocky Mountain

    $1,149

    20% off At Rocky Mountain

    Category
    CrosscountryCrosscountry
    4.0
    4.1
    AluminumAluminum
    Fork
    Suntour XCR AirRockShox Judy Silver TK
    Wheels
    AluminumAluminum
    29″29″
    Brakes
    Hydraulic DiscHydraulic Disc
    Groupset
    microSHIFT Advent XSX Eagle
    Drivetrain
    1 × 101 × 12
    Suspension
    HardtailHardtail
    Front Travel
    100mm100mm
    Brand Site

    bikes.com

    bikes.com

    Summary
    The Rocky Mountain Fusion 30 and Rocky Mountain Fusion 40 are both 29″ aluminum frame hardtail crosscountry bikes. The Fusion 30 has a better fork, while the Fusion 40 has better components.
    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    easyextreme
    Handling
    nimblestable
    Fusion 30
    Fusion 40
    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)

    24 mph

    Fusion 30

    24 mph

    Fusion 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
    Frame

    Rocky Mountain 6061 Alloy. Threaded BB. Zero Stack Tapered Headtube Rear Triangle

    BB StandardBSA, 73mm, Threaded

    ColorsBlack / Orange; Black / Blue

    Rocky Mountain 6061 Alloy. Threaded BB. Zero Stack Tapered Headtube Rear Triangle

    BB StandardBSA, 73mm, Threaded

    ColorsBlack / Orange; Black / Blue

    Fork

    Suntour XCR32 LOR Air 100mm

    Travel100mm

    Spring TypeAir

    RockShox Judy Silver Fast Black TK Air 100mm

    Travel100mm

    Spring TypeAir

    Bottom Bracket

    Rocky Mountain Sealed - Shimano Compatible

    SRAM Powerspline

    Headset

    Rocky Mountain | Loose Ball Bearings | 1-1/8" Reducer Crown Race

    Rocky Mountain | Loose Ball Bearings | 1.5" Crown Race

    Stem

    Rocky Mountain 31.8 XC | 7° Rise | All Sizes = 50m

    Rocky Mountain 31.8 XC | 7° Rise | All Sizes = 50m

    Handlebar

    Rocky Mountain XC | 760mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 31.8 Clamp

    Rocky Mountain XC | 760mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 31.8 Clamp

    Saddle

    Rocky Mountain 148 Steel

    Rocky Mountain 148 Steel

    Seatpost

    Rocky Mountain 30.9mm

    Rocky Mountain 30.9mm

    Grips

    Rocky Mountain Lock On Light

    Rocky Mountain Lock On Light

    Groupset
    Rear Derailleur

    MicroShift Advent X 10spd With Clutch

    SRAM SX Eagle

    Crank

    Rocky Mountain Microdrive 2PC | 30T |76mm Asymmetrical BCD | 24mm Spindle | Crank Length: XS-SM-MD = 170-mm | LG - XL = 175mm

    SRAM SX Eagle Powerspline | 30T |SM-MD 170mm Crank Length | LG-XL 175mm Crank Length

    Shifters

    MicroShift Advent X 10spd

    SRAM SX Eagle

    Cassette

    MicroShift CS-H104 11-48T

    SRAM PG-1210 11-50T

    Chain

    KMC X10-1

    SRAM SX Eagle

    Brakes

    Clarks M2 2 Piston | Resin Pads | F: Shimano RT10 160mm | R: Shimano RT10 160mm

    Clarks M2 2 Piston | Resin Pads | F: Shimano RT10 160mm | R: Shimano RT10 160mm

    Wheels
    Rims

    Rocky Mountain TR30 Tubeless | 32H | Tubeless Compatible - Tape | Valves | Sealant Not Incl

    WTB ST i30 TCS 2.0 Tubeless | 32H | Tubeless Compatible - Tape | Valves | Sealant Not Incl

    Spokes

    2.0 Stainless

    2.0 Stainless

    Front Hub

    Rocky Mountain QR

    Rocky Mountain QR

    Rear Hub

    Rocky Mountain QR

    Rocky Mountain QR

    Tires

    F: WTB Ranger Comp 29 x 2.4 | R: WTB Ranger Comp 29 x 2.4

    F: WTB Ranger Comp 29 x 2.4 | R: WTB Ranger Comp 29 x 2.4

    Riders Also Compared