HORIZON GRX-810

    HORIZON GRX-810

    GRAVEL DEDICATED GRX FOR ALL ROADS AND TRAILS
    The Horizon GRX810 handle any road surface — even when the road runs out. Its perfectly balanced Progressive Geometry, delivers supreme comfort and speed on road rides while supplying the stability and confidence you need on high-adventure rides over dirt and gravel. Equipped with the new dedicated gravel Shimano GRX groupo, hydraulic disc brakes and gravel-crushing extra-wide through axle wheels. Accommodating everything from light road slicks to mud-friendly wide knobbies (up to 42 mm), and featuring rack, bottle and fenders mounts, the Horizon is truly one bike that does it all.

    • Versatile Progressive Geometry is at home on all surfaces
    • Full carbon frame and fork
    • Full Shimano GRX group
    • Extra-wide 42 mm tire clearance
    • Front and rear rack and fender mounts, 5 bottle mounts
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    Colors

    Technologies

    Specifications

    Frame Gamma 30 Carbon
    Fork Full carbon tapered 1-1/2 to 1-1/8 in
    Weight (lb) 20.3
    Sizes XS-S-M-L-XL
    Color(s) Stealth Black
    Shifters Shimano ST-RX810 2 x 11
    Front Derailleur Shimano RX-810
    Rear Derailleur Shimano RX-810
    Brakes Shimano RX-810 Flat Mount hydraulic disc
    Brake Levers Shimano RX-810
    Crank Shimano RX-810-2
    Chainrings 48-31
    Bottom Bracket Shimano sealed 86.5 mm
    Cassette Shimano 11-34
    Chain Shimano
    Headset FSA Orbit integrated sealed
    Handlebar X-Race Aero 16° flare
    Stem Redshift Shockstop
    Grips/Tape Velo VexGel diamond
    Saddle Selle Italia X3 XP Keramid Ti
    Seatpost Opus Gold carbon 27.2 x 300
    Wheels/Rims Alex VXD4 Tubeless Ready Anti Bite
    Hubs Alex through axle 12 mm Fr/Rr
    Tires Kenda Booster Pro 700 x 40 GCT
    Pedals N/A
    Other Internal dropper post ready / Di2 compatible
    Other Fr/Rr rack and fender mounts with hardware

    Geometry

    Geometry diagram
      XS S M L XL
    Riders's height  
    ± 5cm 160 168 175 183 190
    ± 2" 5’3” 5'6" 5’9” 6’0” 6'3"
    Size (cm)          
    S - Seat tube (effective center-center in mm) 450 480 510 545 580
    TT - top tube (effective center-center in mm) 520 539 559 578 599
    HT - Head tube (mm) 133 153 173 193 213
    HA - Head angle (mm) 70.5 71 71.5 72 72.5
    SA - Seat angle (mm) 74.5 74 73.5 73 72.5
    CS - Chain stay (mm) 425 427 427 429 429
    D - BB drop (mm) 76 75 74 73 72
    ST - Stack (mm) 550 570 590 610 630
    RE - Reach (mm) 368 376 384 392 400
    SO - Stand over (mm) 752 777 803 832 860
    Handlebar width (mm) 400 420 420 440 460
    Stem length (mm) 90 100 100 110 110
    Crank length (mm) 170 172 172 172 175
    Geometry diagram
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