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Author Topic: Single front rotor on baggers...  (Read 7652 times)

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IronButt

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Re: Single front rotor on baggers...
« Reply #15 on: November 29, 2008, 09:25:21 PM »

Everyone has opinions, however it means a lot in how your present your opinion. Let's play nice and be respectful. Thanks.

 :pumpkin:
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Fired00d
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It was not an effort to offend anyone. It was an effort to wake someone up to the fact if they don’t know how their own riding might be affected by removing one front rotor; they have no business riding a bike! If they think going to a public forum to find an answer to such a critical situation and will rely on that to decide if they should modify their bike, then they are short on common sense and I feel obligated to point it out.

If they have no idea about how their riding style effects the equipment they are operating they are asleep at the wheel and shouldn’t be on 2 in the first place and defiantly not even thinking about being cool or DEAD with half the braking. Every time I am at the shop there are plenty of dressers wadded up by RUBs to fill the back room. Look on ebay plenty of crashed bikes there also. 90%+ of them are baggers with front-end damage.
Every run you go to now a days people die from accidents caused by riders that just passed a MSF course at 50 years old and bought a 700+ pound death machine to get past menopause or over a receding hair line! Most people I know avoid most runs for this reason.

So if my comment offends someone and saves their life in the process, I will take a little spanking for saying what 10% of the real riders on this site are thinking!

If you aren’t cool enough on your new toy; Go ahead and do the big wheel and single rotor- JUST DON’T KILL ANYONE OTHER THAN YOURSELF IN THE PROCESS! Especially anyone on this site, they are real nice and sometimes too nice to state the obvious even if it would save your life!


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Keats

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Re: Single front rotor on baggers...
« Reply #16 on: November 29, 2008, 10:46:17 PM »

Well, I know better than enter a thread like this, but just call me stupid.

1st there is a wide variety of skilled riders on this forum, and many modify their bikes for lots of different reasons.

I really doubt anybody believes removing a second disc on the front end would help braking, but I think the question would be how much of a detriment it would be.

Now you would not see me do this to a bike for cosmetic reasons (just me), but I would say that a 900 lb bagger would still stop better with one front disk than an old bike with a front drum brake .

They really could make you fill your pants if you did not pay attention and doubt you would chastise anyone for riding a vintage bike.

I just do not like separating bikers by names like Rub or others.

We all ride and that is what we have in common and we do not all have the same skill level, but we all started sometime.

I will admit that riding in some situations with lesser skilled riders is a challenge, but I remember that a long time ago I was one of them also.



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ultrafxr

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Re: Single front rotor on baggers...
« Reply #17 on: November 30, 2008, 07:53:50 AM »

The subject is 'single front rotor on baggers' and I can't help but wonder why (other than for looks) the moco has only one front rotor on one of their very popular styles - the Heritage Softail Classic which weighs in at 718 dry vs the Street Glide which weighs in at 773 dry or the Ultra which weighs in at 852 dry. 
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hogasm

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Re: Single front rotor on baggers...
« Reply #18 on: November 30, 2008, 06:05:57 PM »

The subject is 'single front rotor on baggers' and I can't help but wonder why (other than for looks) the moco has only one front rotor on one of their very popular styles - the Heritage Softail Classic which weighs in at 718 dry vs the Street Glide which weighs in at 773 dry or the Ultra which weighs in at 852 dry. 

That was one of the selling points of the single rotor when I did mine back in early 05.

PM advertised that going to a single 13" rotor and their 6 piston caliper you would only loose 15% of frontal stopping power.

This would still be more stopping power than a Heritage, which many hard core riders loaded down and took the journey to Sturgis or some other rally.

Iron Butt...I more than likely fall into the upper ind of your 9% of the riders that have more than many times experienced brake fading, with both a single and twin front rotor/caliper. I am going back to the twin set up for the simple reason that it works much better. Doesn't look better, but works better.

There is no more better experience on a scoot than to get your butt in the saddle and ride. About every time my azz is in the saddle I experience something new...learn from the experience and hope to be a better rider next time I am in the saddle.



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ultrafxr

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Re: Single front rotor on baggers...
« Reply #19 on: December 01, 2008, 01:31:40 PM »

That was one of the selling points of the single rotor when I did mine back in early 05.

PM advertised that going to a single 13" rotor and their 6 piston caliper you would only loose 15% of frontal stopping power.

This would still be more stopping power than a Heritage, which many hard core riders loaded down and took the journey to Sturgis or some other rally.
Iron Butt...I more than likely fall into the upper ind of your 9% of the riders that have more than many times experienced brake fading, with both a single and twin front rotor/caliper. I am going back to the twin set up for the simple reason that it works much better. Doesn't look better, but works better.

There is no more better experience on a scoot than to get your butt in the saddle and ride. About every time my azz is in the saddle I experience something new...learn from the experience and hope to be a better rider next time I am in the saddle.

Yessir.  Fill the bags, add a tour pak and/or strap a T-Bag on the passenger pillion and you're loaded almost as much as an Ultra.  I've ridden with several folks on Heritages and I don't think they stop all that well with just one binder up front.
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Dan_Lockwood

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Re: Single front rotor on baggers...
« Reply #20 on: December 01, 2008, 01:58:31 PM »

That was one of the selling points of the single rotor when I did mine back in early 05.

PM advertised that going to a single 13" rotor and their 6 piston caliper you would only loose 15% of frontal stopping power.

This would still be more stopping power than a Heritage, which many hard core riders loaded down and took the journey to Sturgis or some other rally.

Iron Butt...I more than likely fall into the upper ind of your 9% of the riders that have more than many times experienced brake fading, with both a single and twin front rotor/caliper. I am going back to the twin set up for the simple reason that it works much better. Doesn't look better, but works better.

There is no more better experience on a scoot than to get your butt in the saddle and ride. About every time my azz is in the saddle I experience something new...learn from the experience and hope to be a better rider next time I am in the saddle.



I'm going to apologize up front for the line I've taken in this post.  It may lean towards sarcastic, but I do think I have some valid points...

The picture that Ironbutt reference is a twin front disc bike and it's still smucked up.  So what's the point?

I think one of the big answers here on that would be very much like the realstate saying, location, location location, but in our case it's defense, defense, defense.  You have to stay alert and watch the surroundings you're riding in.

Off subject just a bit, when I lived in Michigan, all my life until '02, I could drive down the freeways in my central Michigan area without paying much attention to anything on the road.  You could take your eyes off the road and gaze at homes or nature itself.  When I moved here to the greater St. Louis area and drive freeways every day, if you take you eyes off the road for even a couple seconds, your up someone's arse windshield deep.  The traffic stops at least 4 or 5 times in my 25 mile journey each way.  It's the way it is in a big city.  I guess my roots are still in the country.

My question is this to everyone here, if you can lock up and FEEL that point with either the front or rear wheel at any time regardless of type of brake setup, is that not sufficient to do the job?

I know, brake fade is greatly reduced with more cooling area and twin disc's have twice the cooling surface, so that alone will help brake fade; oh pads do it as well.

But under normal or even panic stops, brake fade is usually not a problem.  Just about any brake system will stop once any given time without fade.  Brake fade is usually associated with repetitive high speed stopping and more and more loss of brakes every application due to fade.

So is it "feel" of the brakes, less effort etc?  I know after riding my old single banana disc equipped '76 FLH and then getting on the new SERK, I about put myself over the handlebars.  I've had to hit the FLH hard and have chirped the tires on it several times.  But this is no different than switching cars or trucks to different manufacturers braking system, some work with a light touch, other require more effort.

I think my BIG question is if you can lock em up, what more do you really need to be safe?

Keep in mind I didn't say, what more do you want?  Yes power brakes stop easier than manual brakes, but they will both stop the same with the appropriate amount of force.

Sorry for being a jerk with this question, I know twin brakes are best and I love them, but really, what do you need to be safe?  I also know that traction is master, if you're running skinny 21" front rubber, it will NOT stop the same as the 16" wide tires most baggers run.

Also, I read somewhere this past summer that most fatal bike accidents are single vehicle, meaning no other vehicle other than the bike.  They also stated that more than half of the fatal accidents involved excessive amounts of booze.

I'm not bringing up ABS here other than I read several reviews of the '08s when ABS was announced.  They interviewed a test rider that tested the ABS bike at Harley and he said that if he had the ABS turned off he could stop the bike quicker than with the ABS turned on...  But he went on to say that it was under test conditions and he was alert and knew what he wanted to do and could concentrate 120% on what he was doing.  Then he said that if under shear panic conditions, that average guy would do way better WITH ABS than without.  The comment was that in a panic straight up stop, the ABS is a no brainer, literally a no brainer; hit both pedals and hang on.

I think the key is to recognize a dangerous situation and try to reduce your exposure.  Defense, defense, defense, expect the unexpected, all the time...

I guess short of rubber on the ground, I feel safe with a bike if I can operate the brakes to a lockup point without pulling a muscle to do it.  I'm a strong guy and my FLH boards on pulling a muscle or two, but at least right now, I still feel safe riding it two up knowing I can stop it or at least lay rubber front and rear.  Yes, I know that the hairy edge of stopping is just starting to leave a bit of rubber but not a full lock up.

I'll get of my  :soapbox: now and let you all reply...

 :)  :)  :)

PS:

Boy after reading what I wrote, I left myself wide open.  I was just thinking about the tests they did with the Wing at Lyndall with their brake pads and the factory pads.  Stopping distance decreased a lot with only changing out the pads.  So if you could lock up the tires with the factory pads, then why would you stop quicker with the Lyndall pads?

Okay guys, I've got very broad shoulders and can take, let me know how your really feel...

 :o  :o  :o
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Re: Single front rotor on baggers...
« Reply #21 on: December 01, 2008, 02:29:52 PM »

Dan, all valid points, no flame here..... :soapbox:approved
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FastHarley

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Re: Single front rotor on baggers...
« Reply #22 on: December 04, 2008, 12:35:28 AM »

I think my BIG question is if you can lock em up, what more do you really need to be safe?.... Yes, I know that the hairy edge of stopping is just starting to leave a bit of rubber but not a full lock up.

If you can get right on the edge and “feel” it right before lock up than you do not need to spend any more money.  You have what you need. 

This thread was reducing the braking by taking off a rotor and caliper, however. 
Quote
I have seen an abundant amount of custom baggers going with a single front rotor when changing rims.  Most of the riders here have stuck with the dual discs, anyone had experience on a single rotor front wheel?
Quote
I do not believe that any single rotor other than a perimeter (which I have not tried) can not almost “Lock-Up” the front wheel when ridden like the bike could be as it was designed for.  A touring bike could be used by a 300 lb guy who now has enough money to buy a $40K + bike and bring along his high school bride who is now 200 lbs and who brings along another 50~75 lbs of crap with her for the day.  I say could be used by as these bikes are designed for a great many assorted people.

I know that a Brembo/300 mm 08~Current bike can not (one rotor).  I know that this bike I built for a person can not.  It is a 650 lb 2006 Dyna (Blue Bike) that I put dual Brembo/300 mm on w/Lyndall Gold pads & braided SS lined.  I also know that a single rotor on my FXR (red bike) with Radial mount $2,165.18 Brembo (single bullet mono-block) 32/36 2 Pad Axial Billet Radial Front Caliper on a 320 Metal Matrix Ceramic 320 mm rotor can not (not shown in photo).

Another point everyone has not brought up is right before lock-up a single caliper tends to turn whereas a dual caliper/rotor will keep straight.  Try going through sand over asphalt like in the keys to verify.

If you feel safe riding with a single front rotor, just do it.  I ran a Sportster with no front brake back in the day with a 12” spoked wheel on a 50” over girder (Cherry) and never hit anything.  I just don’t do it any longer.  If you ride a bike with caution and take into consideration the limitations of your bike in a perfect world, you will never have any problems.  The rub comes when something unplanned happens, than the other shoe drops.  If you ride a lot than it is not if but when it will happen.  Keep your own counsel on this.

« Last Edit: December 04, 2008, 12:41:15 AM by FastHarley »
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spydglide

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Re: Single front rotor on baggers...
« Reply #23 on: December 04, 2008, 08:32:42 PM »

Very interesting OPINIONS in this thread.  I'll just add that I ride a SEEG that still retains the stock dual discs and jam thru the mountains every summer numerous times with a pal that has removed one of his discs on a SEEG (for looks only) and he's never suffered noticeably thus far in the performance of lengthy hard mountain riding.  :)  har!  spyder
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Re: Single front rotor on baggers...
« Reply #24 on: December 04, 2008, 08:41:17 PM »

Very interesting OPINIONS in this thread.  I'll just add that I ride a SEEG that still retains the stock dual discs and jam thru the mountains every summer numerous times with a pal that has removed one of his discs on a SEEG (for looks only) and he's never suffered noticeably thus far in the performance of lengthy hard mountain riding.  :)  har!  spyder

Are dual discs better than single? Of course. But ya get used to, and make use of what ya got! You get used to the stopping distances required with everything you ride/drive. And you ride within those limitations. Are better brakes better? Of course. But if ya got no brakes at all, you realize that, stay away from everything, and get that thing stopped somehow. Guys I know ride with no front brake at all on choppas. Can they pull the stunts I do with my triple rotors and triple 6-piston caliper setup? Of course not! I think this is what Dan's been trying to say. You always ride within your ability and adjust to everything accordingly. This includes the brakes or lack thereof! Personally, I want as much stopping power as possible! But I like to go as fast as possible too. So that makes the most sense for me. But my street bikes all have single rotors. Do I ride any differently on them? HELL NO!!! But I stop differently with them! ;)

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spydglide

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Re: Single front rotor on baggers...
« Reply #25 on: December 04, 2008, 09:16:26 PM »

Are dual discs better than single? Of course. But ya get used to, and make use of what ya got! You get used to the stopping distances required with everything you ride/drive. And you ride within those limitations. Are better brakes better? Of course. But if ya got no brakes at all, you realize that, stay away from everything, and get that thing stopped somehow. Guys I know ride with no front brake at all on choppas. Can they pull the stunts I do with my triple rotors and triple 6-piston caliper setup? Of course not! I think this is what Dan's been trying to say. You always ride within your ability and adjust to everything accordingly. This includes the brakes or lack thereof! Personally, I want as much stopping power as possible! But I like to go as fast as possible too. So that makes the most sense for me. But my street bikes all have single rotors. Do I ride any differently on them? HELL NO!!! But I stop differently with them! ;)

Hoist! 8)
I'm confused.  :confused5: har!  spyder
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Re: Single front rotor on baggers...
« Reply #26 on: December 04, 2008, 09:45:04 PM »

I'm confused.  :confused5: har!  spyder

Spyder, Howie is distinguishing his "highway" or touring bike from his "street" bike.  In other words he's taking a risk of hurting Joy's feelings and he should be very ashamed :huepfenlol2: .
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spydglide

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Re: Single front rotor on baggers...
« Reply #27 on: December 04, 2008, 09:51:31 PM »

Spyder, Howie is distinguishing his "highway" or touring bike from his "street" bike.  In other words he's taking a risk of hurting Joy's feelings and he should be very ashamed :huepfenlol2: .
thanks.  too many scooters for me to keep up with, I guess.  'street'/'hwy'/..... sin loy/ so solly, GI.  :-[  har!  spyder
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Re: Single front rotor on baggers...
« Reply #28 on: December 05, 2008, 10:05:07 AM »

Are dual discs better than single? Of course. But ya get used to, and make use of what ya got! You get used to the stopping distances required with everything you ride/drive. And you ride within those limitations. Are better brakes better? Of course. But if ya got no brakes at all, you realize that, stay away from everything, and get that thing stopped somehow. Guys I know ride with no front brake at all on choppas. Can they pull the stunts I do with my triple rotors and triple 6-piston caliper setup? Of course not! I think this is what Dan's been trying to say. You always ride within your ability and adjust to everything accordingly. This includes the brakes or lack thereof! Personally, I want as much stopping power as possible! But I like to go as fast as possible too. So that makes the most sense for me. But my street bikes all have single rotors. Do I ride any differently on them? HELL NO!!! But I stop differently with them! ;)

Hoist! 8)

Just as Howie said, you ride / drive within your limits.  There will always be the time when someone turns in front of you and you have 20' to do your thing, but you plow into them regardless of how many brakes you have on your vehicle.  Rubber necking and gawking at the scenery is just as dangerous as no brakes.  We have to stay alert on these things or there WILL be problems, period.

On my '40 Willys, I had Wilwood 4-piston calipers on all four corners and they weren't power assisted.  Even my wife had no issues with the setup.  Would power assist been better, yes, but come on, they look like crap and are hard to work with on a blower motor.

My whole point wasn't what would happen if you took off one of your disc/rotors, but if you only have one, whatever it is and you can still lock'em up, you should be okay.  Like Howie's friend with the one removed front end setup, he has safe and cool looking ride without issues.  And again like Howie said, nobody would argue the issue, is two better than one, that just goes without saying.  It all boils down to the feel and effort to stop.  Not that drum brakes won't lock up tires, they will, but you better have about 300# pedal force to do it.

I told you guys before about when I traded bikes with the original owner of my '76 FLH for about 20 miles, but here it is again.  When he came to the first stop sign on my bike he blew right through it.  Once he got my bike stopped he asked if my brakes were even working.  His new bike is an '03 SE Deuce with lots better brakes.  I told him to use them a bit to get the "feel" of them and after that he was prepared for them and did just fine.  But as I said in my last post on this subject, I have no problems squealing the tires on it when braking, but I'm used to it.

Sorry for just repeating the obvious here...   :soapbox:  :soapbox:  :soapbox:
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