A 180/55R 17 works just fine for me. ̶O̶o̶o̶o̶o̶p̶s̶!̶ ̶T̶h̶a̶t̶ ̶i̶s̶ ̶t̶h̶e̶ ̶s̶t̶a̶n̶d̶a̶r̶d̶ ̶s̶i̶z̶e̶ ̶f̶o̶r̶ ̶m̶y̶ ̶T̶r̶a̶c̶e̶r̶.̶
Great choice! I have these on my FJR and currently on 11,000 miles and still going strong! Great tire for sure.Thanks for all the discussion. I went with the Michelin PR4 GT, 170/60 R17. Considering 40% of my riding is in rain and cooler temperatures. The reviews say these are designed for these conditions. I guess time will tell.
Ok,, time for me to fess up regarding the rear Metzeler Z8 180/55r17 O-spec that I recently installed. Prior to the Z8 I had excellent results from the same tire size, in both the Pirelli Angel GT A-spec,, and the Metzeler Roadtec-01 HWM-spec, both which ran very well for 20k kms and 21.5kms respectively. I was very optomistic that the Z8 would rival those performances,, but it was not to be. Immediately after a perfect (no weights required) installation, I hit the open road and a harmonic vibration presented at 85kph while in 5th gear only. This was the first time I have experienced such a resonating vibe, like ####,,,,,,####,,,,,,####. Pull in the clutch no vibe. Speed up above 90kph, no vibe. Slow to 80kph, no vibe. Drive 85kph in 4th gear, no vibe. After googling for "metzeler Z8 harmonic vibration",, I found reports of this phenomena for Z8's on various sport touring riders forums,, FJR, BMW, Concours,, and even ST's. Now this is not a severe vibration,,, and it occurs in a narrow speed range that I don't spend much time traveling at. But I am an ST pilot,, dog gone it,,, so a new Roadtec-01 replacement tire arrived today from my new tire supplier. My old tire supplier is no longer getting my tire business,, because they essentially laughed at my warranty claim. btw,,, the new price for the Roadtec is %24 less than my old suppliers price was. Anyway,, because I had earlier expressed optimism about the performance I expected from the Z8 I felt I should warn others about what I have experienced. All I can say is that I believe some Z8 rears will exhibit a resonant harmonic vibration (which is a combination of engine and tire vibrations). I would hate for others to find out the hard way, as I did,, because I kept quiet. Oh,, the overall final results of my 3 tire tests are,,, imho,,, an A score for the Pirelli GT,, an A+ for the Roadtec-01,, and a C for my vibro Z8. Cheers,, Cat'
This is good info 'Cat, as I am gathering info for my next tire choice. I am watching the roadtec 01 with interest, but am leery only because of price. Can you share your new supplier with us. Thanks
Did Ryan F-9 of youtube fame go into business? Or is this a coincidence (and I tend not to believe in those when it comes to branding).Sure,, I had been dealing with Canada Motorcycles,, renamed Fortnine, for about 10 years until very recently.
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Since you are close, have you tried GPBIKES as some of their tires are cheaper than Pete’s. Just a thoughtThis is good info 'Cat, as I am gathering info for my next tire choice. I am watching the roadtec 01 with interest, but am leery only because of price. Can you share your new supplier with us. Thanks
GP Bikes in Whitby occupies a special place in my memory,,, and not in a good way. When I bought my CB1000c, the po had just put new tires on at GP (the bill was in the paperwork he provided me). It turned out the tire was installed backwards. It was poorly balanced. The valve stem leaked because it was all cracked and obviously very old. The rear axle spacers were mixed up, resulting in the tire rubbing against the swingarm. Like,, were they trying to kill me !!?? No,, it was just that they give the mundane job of tire changing to the least experienced and careless shop members,, summer students,, etc. Nope,,, checking with GP never occurred to me,,,, ;-),,, Cat'Since you are close, have you tried GPBIKES as some of their tires are cheaper than Pete’s. Just a thought
Sorry,, I don't have any experience with Michelin tires,,, and so hesitate/can't offer any opinion about what might work, or not work with them,,, cheers,,, Cat'I just put a new Michelin on the back but I'm going to be needing a new front soon and I'm curious about mixing different brands.
I've run all sorts of tire combinations on my ST1100s and if you don't tell the bike, it doesn't notice (and neither do I).![]()
Pointless discussion; in spite of what is said, some try things outside the box and it works well for them or it doesn't.
I’ve mixed brands, bias and radial, and tried different sizes (width and profile), some I liked, some I didn’t. I never felt it was unsafe or even disliked handling enough to dismount ANY tire once I mounted it. Any new tire experiment always felt better in the handling department than the worn tire I had just removed.
Bought first ST13 from gpbikes and lots of other stuff. They ship tires for free. Never used their service.Sorry,, I don't have any experience with Michelin tires,,, and so hesitate/can't offer any opinion about what might work, or not work with them,,, cheers,,, Cat'
Round and round is better than flat and square … when it comes to tiresOnly makes sense that a pointless tire thread would go round and round.
Tom
Metz does not make a Roadtec-01 front tire size for the ST13. That is why I use the Z8 M-spec front tire. That combination has worked very well for me,,, and I have a spare set in the basement for installation later this summer,,, cheers,, Cat'I have been giving thought to running the roadtecs and if I do decide to go that route I will try the front and hopefully it will get along fine with the Michelin rear until it's time to replace that.
Metz does not make a Roadtec-01 front tire size for the ST13. That is why I use the Z8 M-spec front tire. That combination has worked very well for me,,, and I have a spare set in the basement for installation later this summer,,, cheers,, Cat'
Is your dealer, GP ?? The same GP that mounted my tire backwards, did a lousy balance, missed the old cracked valve stem,, and put the wheel spacers back wrong with the tire obviously rubbing against the swingarm ?? If so,,, I would watch them like a hawk while they installed your next tire. There is only one guy at my dealership (he is the owner and chief mechanic) that I trust to install and balance my tires on the rims (then I put the wheels back on the bike). And at that,,, I watch them being done to my satisfaction. I completely understand why some owners install and balance their own tires. But I use my dealer because of his experience and top of the line equipment,,, cheers,, CAt'Better than that is my dealer matches Pete’s prices (with shipping) If they install them.