Stock 2023 V4R front master cylinder

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Call me old fashioned but heres an idea, get the bike delivered do a few trackdays to see how it rolls, then make your changes....

You mean like I mentioned in my first post? 🤣

It seems like something that would have benefits but it would also be useful to try it as it is before making any changes, so I can have an opinion actually based on something… Some of us are old-fashioned like that. ;)
 
Get the 17 RCS Corsa Corta and the Dukabike switches that bolt to back of the brake MC, then adjust the settings on the 17 Corsa Corta to ‘R’ which will get you the 20 throw you are use to, not counting the brake bleeding it’s literally a 10 or 15 minute job that’s super easy.

This is pretty though…

 
This is pretty though…


Hmm, an RR version....yes it does look pretty.

I wonder what they mean by "Vacuum Run"?

"The setting of the Vacuum Run is added to the two existing setting possibilities: the adjustment of the lever distance from the handlebar and the RCS system (Ratio Click System), which allows to modify the pump distance on two different positions: 18 mm . For maximum scalability and 20 mm. for maximum braking system readiness.?
 
Hmm, an RR version....yes it does look pretty.

I wonder what they mean by "Vacuum Run"?

"The setting of the Vacuum Run is added to the two existing setting possibilities: the adjustment of the lever distance from the handlebar and the RCS system (Ratio Click System), which allows to modify the pump distance on two different positions: 18 mm . For maximum scalability and 20 mm. for maximum braking system readiness.?

I think that’s just something lost in translation. You get some funky descriptions on the WRS website from time to time.

This is Brembo’s product description (for the 19 but it will be the same stuff):


It looks like it’s a corsa corta but machined from billet from what I can gather?
 
feck sake..... just get a 18-20 17 RCS and be done with it...... it'll work wonders once you get Brno down under 2.30.... and have to start braking at the end of the S/F straight.. 😂

Hey, I DO brake at the end of the straight! Very lightly, but I do brake... 🤣 I haven't gone over 260kph on that straight yet.🫣

I've got Brno in May for three days with coaching all day every day - can't wait. :D I've got around eight three-day weekends booked so far, split between Most and Brno.

Under 2:30 is going to be fine as I wasn't far off, it didn't feel fast and I was being very safe and I've improved my technique since then - getting to 2:20 is going to take a bit more technique development and commitment but I can see how to do it and I'll get there, step by step. Faster than that might take more commitment than I'm willing to give it. 🤣
 
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I think this is a good opportunity to replace clip-ons with something longer. I often found myself gripping the ends of the bars and having to move my hands to a narrower position so I reckon it would be useful to move the grips further out to where my hands naturally seem to want to be.

Spider clip-ons look ok and seem very popular but I’m also liking the look of the ones from Extreme Components (integrated steering damper support and some vertical adjustment available) and Melotti Racing (adding the top triple would allow use of the markings on the top triple and clip-ons to easily get them the same on both sides). These would require a support for the steering damper but there are plenty of those around. No vertical adjustment on the Melotti ones so I’m probably leaning toward the Extreme Components ones. I like Melotti stuff though. Apparently you can put clip-ons on with the OEM top triple and the few mm it moves them down isn’t really an issue. Probably others have a different opinion on this.

I like the look of the Jetprime switches and I might get their QA and just take the whole OEM lot off (except for the clutch lever) and replace it.

I fancy trying the 17mm master cylinder that Brembo recommend, along with nearly everyone here - I’ll probably just get the 17RCS Corsa Corta unless the RR happens to become available fairly soon. It looks like the SP2 and V4R setups are very much the same except for the SP2 having the Stylema R (non-R on the V4R) and an adjustable master cylinder on the SP2 but still 16mm, so the OEM setup on the V4R should feel the same as I am used to and I’ll already have a point of comparison when I change to 17mm.

Seems like a plan is coming together… Must stop looking at GP4-MS… 🤣
 

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