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Buell Forum » Knowledge Vault (tech, parts, apparel, & accessories topics) » Drivetrain » Secondary Drive: Sprockets, Belt/Chain, Ratios » Archives through August 2005 » Archive through July 07, 2002 « Previous Next »

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Jmartz
Posted on Wednesday, June 19, 2002 - 03:13 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Steve I think the 883 Sportster belt will fir the 27 tooth (tranny) Buells.
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Aaron
Posted on Wednesday, June 19, 2002 - 03:49 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Sportster belt part number: 40022-91 (all models)
Buell belt part number: 40022-91
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Mikej
Posted on Wednesday, June 19, 2002 - 04:49 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

So, the way to tell the difference is that the Sportster belt has "(all models)" on the tag. Got it.

MikeJ(oh boy am I going to catch it for that one)
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Blake
Posted on Wednesday, June 19, 2002 - 05:32 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Spike, No matter what your payload, the belt (yes it's a HD part too) should be adjusted according to your manual, with the rear suspension fully unloaded, you should have between 1.5 and 1.75 inches of play for a 10 lb force applied perpendicularly midspan between front and rear pulley tangents. Tranny must be in neutral.

I'm not sure what your mechanic meant by "too loose", but if he is insinuating that a belt with 1.75" of play is too loose, he's dead wrong. Even at 1.75" of play, when you sit on the bike, your belt will not have any significant slack.
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Ocbueller
Posted on Wednesday, June 19, 2002 - 06:26 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Just added that number to the long list of useful
numbers I've picked up previously on this board.
One more item I can get at the local H/D dealer.
Alot closer than the Buell dealer.
SteveH
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Caveman
Posted on Wednesday, June 19, 2002 - 10:21 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Soooo. Is a hard shift the action that causes the belt to snap, or the tension, or both?
2 months on a new belt and now I'm waiting to get into the shop for another belt. Happened at a hard gear change, but I also thought the HD tech had it a trifle too tight.
hmmmm
Maybe I'll loosen the clutch to slip a bit....

Caveman
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Blake
Posted on Thursday, June 20, 2002 - 10:30 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

In my opinion, a too tight belt is the main culprit in most belt failures. The front sprocket's drive splines fail before breaking a belt under power.
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Ocbueller
Posted on Thursday, June 20, 2002 - 09:31 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

These belts are very tough. Too tight or a rock caught between the belt and pulley are the only things that seem to cause problems.
SteveH
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Roadrunr
Posted on Saturday, June 22, 2002 - 04:14 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

texan harley wants $400 to put a belt on my X1. Would this be a task I could tackle myself, being a shade tree mechanic? anyone know approx. how long it should take to install? Also is there anything I should watch out for ? STEVE
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Hootowl
Posted on Saturday, June 22, 2002 - 04:38 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Steve,
Yeah, it's real easy. Call me if you need help. The belt is going to run you about $180 if I remember right. Is it broken now or are you still mobile?

Jeff
832 661 4090
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Spike
Posted on Saturday, June 22, 2002 - 04:58 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

IIRC, X1s have a removable section of the frame that should make belt changes really easy. I've never actually changed the belt on an X1, so I'm merely guessing.

BTW- I can get that belt for $130, but I'd have to ship it to you.

Mike L.
'99 Cyclone
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Roadrunr
Posted on Saturday, June 22, 2002 - 11:34 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Thanks guys, but when I heard $400 I freaked and bought the belt so I could do it myself. Belt cost $170 took me about 4 hours only because I had to drill out the 2 bolts on the chin fairing. Damn those things are hard.
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Vr1203
Posted on Tuesday, June 25, 2002 - 09:08 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Are there parts available to change the sprockets and belt for a overall higher gear ratio? Lets say maybe a 10%-15% smaller number.
Or is chain the only answer?
(1996 S1)
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Blake
Posted on Tuesday, June 25, 2002 - 10:46 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

VR,

You can go from the stock 27 tooth front to the 29 tooth export version for a 7.4% higher final drive ratio. Or you could go with the 55 tooth rear export sprocket which would yield a 9.8% increase in final drive ratio. Not sure if the stock belt will fit with the 27/55 combo though. You may run out of swingarm before you get the belt properly adjusted. Looking at my M2, it would be very close, but it looks like it would work. The wheelbase would just increase by about an inch.
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Aaron
Posted on Tuesday, June 25, 2002 - 11:10 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

You can also buy 26, 28, and 30 tooth front pulleys aftermarket. 5 different front pulleys (26-30) & 2 different rear pulleys (55 & 61) = 10 possible combinations. 26/55 might not fit, but I think the rest will.
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Vr1203
Posted on Tuesday, June 25, 2002 - 11:34 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Thanks for the info, everyone.Now it would seem that the isolator is the big hurdle.
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Blake
Posted on Tuesday, June 25, 2002 - 06:01 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I just did some measuring to see if I could put a 55T rear sprocket on my '97 M2 (27/55). Looks like it would work okay. Would increase wheelbase by around around 3/4" and I have about 1.0" of room left for the rear axle adjusters to move rearwards. The 26/55 would even work for my case.
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Al_Lighton
Posted on Friday, June 28, 2002 - 01:58 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I got a quote for doing some NC milling on the rear stock pulley.

See this post:
pulley designs

The one I got quoted was number 6. Pricing was 161.00 each for 1
84.00 each for 2
38.25 each for 5
23.00 each for 10
I'd expect about the same price for most of the designs.

I have two pulleys..Anyone want to go in on this? Doesn't need to be pulley 6, but I think its the one I like the best. If anyone else wants to send their pulley to get up the quantity 5 or something, I'll make it happen. But we'd all have to do the same design.
Let me know.

Al
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Beags
Posted on Saturday, June 29, 2002 - 08:55 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

on the S2 the 55 / 27 set is too loose,pulling the axle all the way back is too short. I'll try the 29 tooth up front and see how much that helps.Looks like a shorter belt is in order? any ideas?
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Ralph
Posted on Saturday, June 29, 2002 - 11:27 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Beags, you need a shorter belt. I believe 125 tooth.

bighairyralph
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Beags
Posted on Sunday, June 30, 2002 - 09:58 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

ty bighairyralph,i guess i'm in the market for a new belt. $175.00+ in Daytona
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Ralph
Posted on Sunday, June 30, 2002 - 10:55 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I'd give you mine, but it takes a bit more effort to get the darn thing off an S1 then your S2. It's going to be there for a bit.

bighairyralph
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Petel
Posted on Wednesday, July 03, 2002 - 05:18 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

The default gearing for the UK Buell M2 is a 29t front pulley and a 55t rear.
This gives a theoretical top speed of 163mph!
Even in the UK where 70mph is the speed limit this is way too high and makes cruising at town speeds of 30-40mph a juggling act between 1st and 2nd gear.
A common mod. over here is to fit the US 27t front pulley.
Bearing in mind the belt length only changes minimaly, anyone in the US looking to "up" the gearing could just fit a UK 29t to the US 61t rear without any problems.

Just thought this might help.
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Ralph
Posted on Thursday, July 04, 2002 - 08:44 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Al, I never got around to posting pictures of my lightend pulley. My scales are not the most accurate, but this one lost about three quarters of a pound. I wanted to put a few miles (and tons of wheelies) on it before I posted photos. No CNC (obviously) just a dividing head and some time.

pulley

bighairyralph
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Lake_Bueller
Posted on Friday, July 05, 2002 - 12:46 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Looking for some info...

My 98 S3T is once again "squeeking" from the front pully. I had this problem less than 1 year ago and had it replaced under warrenty. I've checked the belt tension & it seems okay. Has anyone had a similar problem?

Thanks

Mennis
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Ocbueller
Posted on Friday, July 05, 2002 - 07:09 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Mennis,
Check the front sprocket bolt and or the belt alignment.

BHR,
That would look great polished out!
SteveH
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Kinger
Posted on Saturday, July 06, 2002 - 10:23 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Mennis,

I heard a little bit of squeaking on my '00 S3T on Thursday. That was right before the front sprocket spun off. The locking ring on my front sprocket broke and allowed the whole thing to come off. Mine must have been going for a while because the teeth on the sprocket were pretty worn down on the inside half.

Hope this helps.
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Petel
Posted on Saturday, July 06, 2002 - 03:20 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Long shot........
I`m in the UK and need a 58t rear for my 2002 M2 Cyclone.
My local HD dealer only supplies 55t (Euro/UK) or 61t ( US ).

Can anyone give me a contact anywhere that can supply such a pulley?

A land-line would help as well so I can talk to the guy before ordering as I`ve never ordered from the US before.

Thanks.

Petel.

or e-mail peteh1@ntlworld.com and I`ll get back to you.
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Petel
Posted on Sunday, July 07, 2002 - 10:59 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

OK, no response, so in that case can anyone tell me where to get a standard US 61t rear pulley from?
Again a landline/link would be nice.
The local HD dealer wants £145 UK for one which is about $200 without shipping!

Thanks for your time.
Petel.
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Aaron
Posted on Sunday, July 07, 2002 - 11:25 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Pete, I personally am not aware of anyone who makes a 58T rear pulley for a Buell, but I bet that if anyone knows, it's Tat, he's up on about everything made for these bikes. Give him a call or send an e-mail.

With respect to a stock US spec 61T, beating the system by ordering directly from the US might be tough. I'd call Sporttwin since they're a Buell dealer who sponsors this site.

(how'd I do, Blake?)
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