Razorblade 29 IV SL

Razorblade 29 IV SL

With the super-light (SL) version of the RAZORBLADE IV SIMPLON redefines the limits of what is technically possible. This is the ultra-light race machine. The entire geometry is perfectly balanced. It offers even more safety uphill, while downhill the RAZORBLADE lasers to top speeds. This is the answer for all speed freaks on the mountain.

€ 5,299.00
CHF 5,299.00
0 from 6
Cross Country
6 from 6
2 from 6
from 6
Winner by weight! The only easier way is on foot.
Weight assembled bike
from 7,9 kg
Frame material
100 mm
Wheel size
29 In
    Razorblade 29 IV SL
    Fully integrated cables

    Racers and summit climbers can look forward to a stylish and clean look. The fully internal cable routing not only ensures a sleek design but also protects the cables.

    Highly efficient acceleration

     The RAZORBLADE 29 IV SL is highly efficient when accelerating. The hardtail ensures maximum control both uphill and downhill.

    Frame protection

    How do you prevent rides in muddy terrain from turning into a mud bath? With the chainstay shield that is located on the inside of the chainstay of this MTB and protects the frame.

    No worries on long tours

    Short and crisp or long and challenging: The RAZORBLADE 29 IV SL impresses on every route. To make sure that riders don’t run out of water even on longer rides, up to two bottle cages can be mounted onto the Razorblade 29 IV.

    Adjustable seatpost

    During a tour or a competition: The adjustable seatpost ensures safety and fun on technically demanding descents.

    No more complicated leaning forward

    The suspension fork and shock can be locked and reactivated by remote control.

    The brakes - true gems

    To improve braking performance especially on wet terrain, the RAZORBLADE SL comes equipped with Flat Mount Disc Brakes of the latest generation. They give you excellent control over the bike – no matter the weather conditions.


    The standout features of the RAZORBLADE 29 IV SL are its extremely low weight, the sporty riding position and the high-quality components. Visually, the ultra-lightweight hardtail bike impresses with its clean and uncluttered look thanks to a purist frame and fully integrated cables.


    Seating comfort

    Special tube shape in the area of the seat tube node allows vertical flex and thus pleasant seating comfort.


    The geometry table will help you find the perfect frame size. If you are unsure, our experts will be happy to help you with a free online consultation.

    sr.Table Scrollable
    Razorblade 29 IV/SL 36/XS 40/S 43/M 46/L 53/XL
    A Seat tube length 360 400 430 460 530
    B Top tube length 560 591 603 626 648
    C Head tube angle 68,5° 68,5° 68,5° 68,5° 68,5°
    D Seat tube angle 74,5° 74,5° 74,5° 74,5° 74,5°
    E Head tube length 86 92 97 108 119
    F Chainstay length 425 425 425 425 425
    G Wheelbase 1074 1106 1118 1142 1166
    H Bottom bracket drop 60 60 60 60 60
    I Fork length 506 506 506 506 506
    K Fork offset (rake) 44 44 44 44 44
    L Fork travel 100 100 100