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My Ongoing Pirelli Angel ST Review

cuz my feelers on my pegs scrape at about 65 degrees (they were not scraping)
and I know 45 degrees is 1/2 way to the ground (which I was a little past)
so I am guessing about 55 degrees.

Maximum lean on a MotoGP bike on a dry track is about 65 degrees. I repeat: MotoGP. Dry. Track. Prototype 16/16.5 Slicks. Properly heated. 65 degrees. Maximum. Would you like to revise your statement now?

edit: to add to that, while it's an oversimplification to state a maximum possible angle on a tire without considering rider body position, tire width, and road surface, even Michelin says (proudly) that the Pilot Powers can handle "up to 51deg" of lean.
 
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Maximum lean on a MotoGP bike on a dry track is about 65 degrees. I repeat: MotoGP. Dry. Track. Prototype 16/16.5 Slicks. Properly heated. 65 degrees. Maximum. Would you like to revise your statement now?

edit: to add to that, while it's an oversimplification to state a maximum possible angle on a tire without considering rider body position, tire width, and road surface, even Michelin says (proudly) that the Pilot Powers can handle "up to 51deg" of lean.

Didn't you know Mille is Italian for 65 degrees of lean?

Newb.



:laughing
 
Maximum lean on a MotoGP bike on a dry track is about 65 degrees. I repeat: MotoGP. Dry. Track. Prototype 16/16.5 Slicks. Properly heated. 65 degrees. Maximum. Would you like to revise your statement now?

edit: to add to that, while it's an oversimplification to state a maximum possible angle on a tire without considering rider body position, tire width, and road surface, even Michelin says (proudly) that the Pilot Powers can handle "up to 51deg" of lean.

I had 2 friends lean the bike over towards them while I stood back to see how
far it would need to lean 'til the scrapers touched the ground.
It was at about a 65 degree angle when the scraper touched...
However, now thinking about it in retrospect, I did not think about the
bike not having a rider on it, compressing the suspesion bringing the bike
lower to the ground which would in affect make the lean angle not need to
be so drastic to be able to touch the feeler to the ground.
OK I guess my study a few months ago is flaw do to that, but I know I was
a little past 45 degrees, 1/2 way between verticle and the flat road surface.


review updated to reflect damp road surfaces.
 
You can add the info to the first posts, but you should also put it in a new post at the bottom so subscribed people get the "new" information without having to dig through the old stuff at the top.

Subscribed ^3 :D
 
I had 2 friends lean the bike over towards them while I stood back to see how
far it would need to lean 'til the scrapers touched the ground.
It was at about a 65 degree angle when the scraper touched...
However, now thinking about it in retrospect, I did not think about the
bike not having a rider on it, compressing the suspesion bringing the bike
lower to the ground

It's not just rider weight, it's centripetal force. At 45 degrees (assuming good rider position roughly compensates for the offset tire patch) you are cornering at 1G. So 1G from gravity and 1 G from centripetal force, gives you a factor of 1.4 (hypotenuse of a 45/45/90 triangle). If the bike is 400lbs and the rider is 200 lbs, the bike is taking an extra 240 lbs in addition to you just sitting on the bike (which you weren't). It is pretty compressed on a street bike. So yes, that static measurement is worthless.

It also means you are cornering as hard as a 911 GT3 is capable of cornering on a skidpad. Sorry dude, you are not cornering that hard on the street. You cannot possibly know the lean angle while you are on the bike.
 
+1 (but change "centripetal" to "centrifugal" as it is the force pushing the rider and bike down (i.e. compressing the suspension).
 
mille have you ever been on the track?

getting your knee down feel likes your only @ 1/2 the lean angle the bike has - when your on a track going track speeds.

I would like to read what you write when you swap out to the same tire front and rear, i assume the feedback from having the same front/rear tire is phenomenal compared to completely different brands with different construction.
 
+1 (but change "centripetal" to "centrifugal" as it is the force pushing the rider and bike down (i.e. compressing the suspension).

I suppose so, if we are treating the bike our fixed reference, Which is awkward because we're leaning the bike. Centrifugal force doesn't really exist. What exists is the inertia of the bike acting against the centripetal force exerted by the road on the tires.
 
I was lucky enough to put 5k miles on a set on a Concours in some really challenging riding conditions, including 2,500 or so miles in moderate and heavy rain.

They were fantastic IMO.

Felt secure in the rain- I didn't change my usual conservative corner 'attack,' for the wet and maybe got a little more aggressive when dryer and warm when the road conditions were optimal.

They were quiet and felt fine for the hours spent above 120 (and not KPH.)

The TPMS and hand tire gauge didn't have them loose any pressure over two weeks, and watching the pressure go up on the TPMS while over 130 (I think .2bar increase when hot) for extended (40-60 minute) periods was cool/hot :laughing

While I do have them on my current street bike, the roads and conditions are quite a bit different, and I'm not a push it until it slides into some gum then into a tree or oncoming traffic rider, the Angel ST's are what I'll continue to buy for my current riding style - or lack of riding style.

FYI - I've had limited experience with varieties for this kind of tire, so this may not actually help as much as Mille's much more 'scientificular' opinions.
 
just to bring up an alternative, i love my pilot road 2 tires on my XB. im way faster on my XB than my 1125CR which has corsa IIIs. I know this because, i had a couple of friends tell me so. I had the bikes up on stands and i sat on the bike and tucked and they said that i looked way faster and more comfy on the XB than i did on the CR.

also, while the bikes were on the stands... we threw rocks on the PR2s and the corsa IIIs and more rocks stuck on the PR2 tires than the latter. this means the PR2s have more grip.

lastly, we spun the front tires like a wheel of fortune then we stopped it with our hands, we measured the how long it took for the tires to stop spinning and found that the PR2s stopped faster, which shows better stopping power than the corsa IIIs.

i believe that with these tests, i have scientifically and empirically proved that the PR2s are a better tire than the corsa IIIS
 
just to bring up an alternative, i love my pilot road 2 tires on my XB. im way faster on my XB than my 1125CR which has corsa IIIs. I know this because, i had a couple of friends tell me so. I had the bikes up on stands and i sat on the bike and tucked and they said that i looked way faster and more comfy on the XB than i did on the CR.

also, while the bikes were on the stands... we threw rocks on the PR2s and the corsa IIIs and more rocks stuck on the PR2 tires than the latter. this means the PR2s have more grip.

lastly, we spun the front tires like a wheel of fortune then we stopped it with our hands, we measured the how long it took for the tires to stop spinning and found that the PR2s stopped faster, which shows better stopping power than the corsa IIIs.

i believe that with these tests, i have scientifically and empirically proved that the PR2s are a better tire than the corsa IIIS



SCIENCE!
 
if someone would loan me an anget st tire, i can test them against the PR2s and we can see which is the better tire.

we dont even need to mount them to a bike as the my roll-the-tires-downhill test will show a clear and definitive winner as to which is the faster tire.
 
if someone would loan me an anget st tire, i can test them against the PR2s and we can see which is the better tire.

we dont even need to mount them to a bike as the my roll-the-tires-downhill test will show a clear and definitive winner as to which is the faster tire.

shenanigans d00d......



everyone knows Buells aren't fast. :x
 
I don't have the same bike, this is my 3rd aprilia RSV, I purchased this is September after someone hit me on 680. And I have dealer plates cuz I never got a license plate. Until I am cited for It I will continue to have it.
and of the perks: free bridge toll, If I don't trigger a light I am not phased by red light cams etc etc.
I have 6,4** miles on my current RSV, it came with Pirelli Dragon Supercorsa Pro's and I bought it with 000 miles from Vespa of Long Beach in LA.
And since I just changed the rear tire what does that mean?
It means that however many miles are on the ODO is how many were on my tire.

MilleRacer69,

Based on your quote above, I'd suggest you get that plate on now if isnt already. I'll be looking for that bike now :mm4l
 
MilleRacer69,

Based on your quote above, I'd suggest you get that plate on now if isnt already. I'll be looking for that bike now :mm4l

Well I rarely see any traffic patrols around the Wall st neighborhood so it might take you a while to spot me.
I would appreciate a little more enforcement over here though, people go WAY too fast through these
streets and around these curves.
and besides, a "fix it ticket" is what I am waiting for to get my license plate.
After the DMV lost my custom plate I was too frusterated to go back and deal with them.

PS-I DO have reflectors in the taillight and blinkers. Thanks! never noticed them before
 
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MilleRacer69,

Based on your quote above, I'd suggest you get that plate on now if isnt already. I'll be looking for that bike now :mm4l

Since it is intentional, and you are aware of it, is he looking at a fix it ticket if you catch him, or something more?

Mille, I would take his advise and put it back on...
 
Since it is intentional, and you are aware of it, is he looking at a fix it ticket if you catch him, or something more?

Mille, I would take his advise and put it back on...

I never had a plate to begin with. I bought the bike from a dealer in LA "Vespa of Long Beach" and it had a dealer plate attatched upon purchase.
I ordered a custom plate at the DMV, but they sent it to the wrong DMV,
a few days later the correct DMV got it, but it was the wrong plate, a few days later the correct plate showed up but it was misspelled, a month later they said they had it I went to pick it up but they lost it.
tired of dealing with the stupid dmv until I have to.
 
5202 VC non-correctable since it is intentionally being left off to avoid possible prosecution for offenses committed.

Other sections apply should he be seen committing such offenses and intentionally not having the plate on the bike at the time.

Frustration with the DMV isn't a legit reason not to have plates, if it was nobody would have one.
 
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