Tirone 27,5+

    Tirone 27,5+
    Tirone 27,5+


    “The Tirone is my absolute favourite bike. As a professional, I’ve already ridden this bike on the Trans Andes Challenge (Patagonia). The bike has not left my side ever since.” Stefan Sahm, former BULLS professional and now employee
    The article reference number is .

    Techn. spezifications

    Frame Titanium
    Frame size 44 cm, 48 cm, 54 cm
    Wheel size 27,5+ inch
    Fork Rock Shox RS 1
    Travel 100 mm
    Headset Acros AZX-212
    Rear derailleur Shimano Deore XT RD-M8000-GS Shadow Plus
    Shifter Shimano Deore XT SL-M8000 I-Spec
    Gears 22 derailleur gears
    Front derailleur Shimano Deore XT FD-M8025-H
    Bottom bracket Shimano Deore XT SM-BB-MT800-PA Press Fit
    Crank set Shimano Deore XT FC-M8000-B2 36/26T
    Cassette Shimano Deore XT CS-M8000 11-42T
    Brakes Shimano Deore XT BR-M8000 180/160mm
    Brake levers Shimano Deore XT BL-M8000 I-Spec
    Saddle Fizik Tundra M7
    Seatpost Lynskey Titanium
    Chain Shimano Deore XT CN-HG7001-11
    Spokes Sapim D-Light
    Hubs SRAM X0
    Tires Schwalbe Rocket Ron
    Tyre size 70-584 (27,5 x 2.8)
    Handelbar BULLS
    Stem BULLS
    Weight ca.11,8 Kg
    Sex Male
    Admissible total weight 115 kg

    Frame geometries

    Frame Geometry

    Frame geometries

    Frame Height 44 cm 48 cm 54 cm
    Seattube length A 440 mm 480 mm 540 mm
    Toptube length B 595 mm 615 mm 635 mm
    Head Tube C 100 mm 115 mm 140 mm
    Wheelbase D 1094.0 mm 1113.0 mm 1131.0 mm
    Chain strut E 445 mm 445 mm 450 mm
    Crank Offset F 60 mm 60 mm 55 mm
    Reach R 404 mm 419 mm 427 mm
    Stack S 625 mm 639 mm 660 mm
    Seating angle α 73.0° 73.0° 72.5°
    Steering angle β 70.5° 70.5° 71.0°

    Find the right frame size

    The right frame size is the basis for comfort, performance and long-term driving pleasure

    Our size recommendations for your BULLS bike according to the different bicycle types and areas of use. The information in the table serves as a reference. Your individual frame size may differ depending on your build.

    You could also just go to the BULLS specialist dealer right away for advice and take your pick during a test ride.

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