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    Rockhopper Expert EVO 650b

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    2015 Rockhopper Expert EVO 650b

    Trails were built to be ridden hard, and that's what the Rockhopper EVO does best. With a 120mm fork, 650b wheels, slightly more relaxed geometry, and Tektro Gemini disc brakes, the EVO will tame the toughest trails.

    Technical Specifications

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    FRAMESET

    FRAME

    Specialized A1 SL Aluminum, EVO 650b geometry, fully butted tubesets, ORE downtube, tapered headtube, forged dropouts w/ disc mount, replaceable alloy derailleur hanger

    HEADSET

    1-1/8"" upper, 1-1/2"" lower, Campy style, integrated sealed cartridge bearings

    SEAT BINDER

    Alloy, nylon/glass fiber washer, QR, 34.9mm

    SUSPENSION

    FORK

    Custom SR Suntour XCR-AIR 650b, w/ custom Multi-Circuit Damping, mag lowers, air spring, Hi-Ten 32mm stanchions, tapered alloy steerer, hydraulic lockout w/ preload adjust, disc mount, size-specific 100/120mm travel

    WHEELS

    RIMS

    Stout XC, 650b disc, alloy double-wall, pin joint, 26mm inner width, 32h

    FRONT HUB

    Specialized Hi Lo disc, alloy, RCC bearing system, QR, 32h

    REAR HUB

    Specialized Stout XC disc, alloy, RCC bearing system, QR, 32h

    SPOKES

    Stainless, 14g, black

    FRONT TIRE

    Specialized Ground Control Sport, 60TPI, wire bead, 650bx2.3""

    REAR TIRE

    Specialized Ground Control Sport, 60TPI, wire bead, 650bx2.3""

    INNER TUBES

    Standard, presta valve

    DRIVETRAIN

    FRONT DERAILLEUR

    SRAM X5, 2x10, high mount

    REAR DERAILLEUR

    SRAM X7 Type 2, 10-speed, medium cage

    SHIFT LEVERS

    SRAM X5, 2x10, trigger

    CASSETTE

    Sunrace, 10-speed, 11-36

    CHAIN

    KMC X10, 10-speed, w/ reusable MissingLink

    CRANKSET

    Specialized Stout XC, 2x10, 2 pc., 24mm spindle, 36/22, anti-corrosion hardware

    BOTTOM BRACKET

    24mm BSA for 2 pc. design, 73mm

    COCKPIT

    STEM

    Specialized 3D forged alloy, 4-bolt, 6-degree rise, anti-corrosion hardware

    HANDLEBARS

    Specialized, low rise bar, double butted 6061 alloy, 9-degree backsweep, 5-degree upsweep, 15mm rise, 31.8mm

    GRIPS

    Specialized Body Geometry XCT, Kraton w/ gel, lock-on, closed end, 132mm

    SADDLE

    Body Geometry mountain, steel rails, 143mm

    SEATPOST

    Alloy, 2-bolt, micro-adjust, 12.5mm offset, 30.9mm, anti-corrosion hardware

    BRAKES

    FRONT BRAKE

    Tektro Gemini, hydraulic disc, resin pads, I-spec compatible

    REAR BRAKE

    Tektro Gemini, hydraulic disc, resin pads, I-spec compatible

    BRAKE LEVERS

    Tektro Gemini, hydraulic, reach adjust, I-spec compatible

    ACCESSORIES

    PEDALS

    Alloy, 1 pc. body, 9/16"", w/ reflectors

    * Weights based on production painted frames as pictured. Actual weights will vary based on colorway, frame size, and component variation. Specifications are subject to change without notice.

    Geometry

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    XSSMLXL
    Head-Tube Length100mm95mm110mm120mm130mm
    Seat-Post Length300mm350mm350mm400mm400mm
    Head-Tube Angle69°69°69°69°69°
    Chain-Stay Length426mm426mm426mm426mm426mm
    Top-Tube Length, Horizontal560mm594mm609mm629mm654mm
    Front-Center636mm659mm674mm695mm720mm
    Handle-Bar Width740mm740mm740mm740mm740mm
    Seat-Tube Length, B-B Center to Top340mm400mm445mm450mm510mm
    B-B Drop44mm44mm44mm44mm44mm
    B-B Height305mm305mm305mm305mm305mm
    Seat-Tube Angle (Effective)73°72°72°72°72°
    Seat-Tube Angle (Actual)73°72°72°72°72°
    Bike Stand-Over Height723.5mm748mm789.5mm813mm843mm
    Stack583mm597mm612mm621mm630mm
    Reach382mm400mm410mm427mm449mm
    Trail89mm89mm89mm89mm89mm
    Wheelbase1058mm1081mm1097mm1117mm1143mm
    Crank Length170mm175mm175mm175mm175mm
    Stem Length60mm60mm70mm70mm80mm
    Geometry

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