Streetfighter V2 Brake Upgrade

Discussion in 'Streetfighter' started by Mark Arnold, Oct 3, 2023.

  1. About to buy a Streetfighter V2 and have ridden one before and I've felt the front brakes could do with being a bit sharper - I'm looking at fitting a set of V4 Stylema calipers - my question is does anyone know if this will work or do I have to get the same MS from the V4 as well?

    I have had a V4S Streetfighter and own a V4 Pikes Peak MultiStrada and so have got used to how they feel
     
  2. No reason why not....front brake system on my rsv4 is completely different!
     
  3. Personally I think the master cylinder and pads are generally the most cost effective place to start but because of how the switches are it gets expensive on the ducatis. Stylema are amazing, I have them on my speed triple, but you’ll probably get 85% of the performance for 50% of the cost with some m50’s or m4’s. The callipers are a weak point all all the Panigale 899/959/v2 series and I really feel it when I get back on it
     
  4. Fit an rcs m/c. Thats all you need to do.
     
    • Useful Useful x 1
  5. except you then need to change the switch gear at the cost of a few hundred quid, so with a MC now being around 300, plus the switchgear it gets expensive. I agree the pressure starts with the bit you pull but I do think those callipers are weak
     
  6. Has the street fighter got abs?
     
  7. Bosch Cornering ABS EVO. Andy
     
  8. my point was somewhat a leading question... as if you start to mess with the size and ratio of things like callipers it may mess up what the ABS is seeing or thinks its seeing. Plus im sure it'll be a very similar system to the v4 and the ABS control is also linked in to systems like the engine braking.
    So I would say be careful what you wish for..of course you could just say fook it..
     
    • Thanks Thanks x 1
  9. Yes this has also crossed my mind
     
  10. I could be completely wrong but I thought that the ABS system used the front speed sensor ring to work out when it needs to work and then just cycles a solenoid valve to stop the wheel locking? If that's the case then it shouldn't make a difference to when the ABS activates, and once it does then it's in control anyway. Could be mistaken in how it operates though.
     
  11. If you're looking for some stylema's louis moto £520. The pair black or silver.thats to your door all uk vat and import paid free delivery
    If you put an rcs on don't put the 19mm on it makes the pull short but a touch to wooden for my taste plus you need to use the 18 ratio or start doing some hand exercises
     
  12. Have you done this upgrade? And was it worth it?
     
  13. I've got an rcs19 and m4.34 which are better than std this was the cheapest option at the time if I could have got the stylema's for that price I would have gone rcs17/stylema which would be better all round I think
     
  14. yes you are completely wrong
    https://www.ducati.com/ww/en/bikes/streetfighter/streetfighter-v2/electronics
     
    • Disagree Disagree x 1
  15. I disagree on this. Yes, the latest Bosch ABS Evo with the 6 axis IMU is very sophisticated but the ABS manifold is simply a valve which releases the fluid pressure in the braking system until the 2 ABS sensors “see” the wheels rotating again. That bit isn’t sophisticated at all. Andy
     
    #15 Android853sp, Oct 5, 2023
    Last edited: Oct 6, 2023
    • Like Like x 1
  16. but in his original post he quoted me where I had spoke about being careful changing things like callipers and master cylinders because a change in size may affect how the ABS works!
    So it may well be a simple valve releasing fluid pressure in the braking system, but the point is it needs to recognise a known amount of fluid and pressure that the bike has originally been designed and set up for to work correctly.
    if you put say bigger piston callipers in then it is moving a bigger amount of fluid and maybe at a different pressure that will contradict the point that the original ABS was set up for, therefor not working correctly.
    plus of course there are two speed sensor rings so it can see front and rear wheel speed work as front and rear ABS and of course the cornering ABS
     
  17. So, not completely wrong then. And although there may be very slightly different volumes if the piston sizes are a bit different, since the system is just seeing the wheel lock and reacting, I highly doubt it needs to know the pressure and the volume. In reality to do that it would take a pressure sensor and a horrifically accurate flowmeter in the ABS system that could deal with miniscule flow rates in millisecond bursts and I can guarantee something like that would cost more than the bike.
     
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