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Search: Posts Made By: HTupolev
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09-20-21, 12:59 PM
Replies: 29
Views: 515
Posted By HTupolev

Yes, it started to squeak, which got worse and...

Yes, it started to squeak, which got worse and worse. It was a windy day, so normal healthy chain whir wasn't very audible anyway.
09-20-21, 10:07 AM
Replies: 29
Views: 515
Posted By HTupolev

Hard to properly compare without testing in the...

Hard to properly compare without testing in the same environment. Different places have gunk that affects exposed surfaces in different ways, like how those of us from the Pacific Northwest are...
Forum: Road Cycling
09-19-21, 10:35 PM
Replies: 29
Views: 563
Posted By HTupolev

Pretty much all road bike forks, vintage and...

Pretty much all road bike forks, vintage and modern, have the front wheel axle offset forward of the steering axis. It's just visually subtler on modern forks because the tubing is a lot wider and...
09-18-21, 01:31 AM
Replies: 12
Views: 320
Posted By HTupolev

Well, something is definitely amiss. You're...

Well, something is definitely amiss. You're claiming that the first bike has around a third of a percent greater gear inches than the second bike, yet somehow simultaneously has nearly seven percent...
Forum: Road Cycling
09-17-21, 01:06 AM
Replies: 21
Views: 588
Posted By HTupolev

Running 28s is a perfectly reasonable option, but...

Running 28s is a perfectly reasonable option, but if you're not actually bottoming out running 25s at 60/65, then you're probably fine doing that as well.

On 25mm tires on your body weight, for...
09-16-21, 01:57 AM
Replies: 17,857
Views: 1,993,973
Posted By HTupolev

Crescent Lake Road, looking East. A bridge over...

Crescent Lake Road, looking East. A bridge over the Snoqualmie river is just behind the shot.

https://i.imgur.com/Yqp6H6k.jpg

Under some trees.

https://i.imgur.com/WDU1AGf.jpg
09-15-21, 07:07 PM
Replies: 53
Views: 968
Posted By HTupolev

I ate two bananas after my ride today.

I ate two bananas after my ride today.
Forum: Road Cycling
09-12-21, 05:58 PM
Replies: 18
Views: 632
Posted By HTupolev

Yes. I didn't realize that you'd have any issues...

Yes. I didn't realize that you'd have any issues with that.
Forum: Road Cycling
09-12-21, 05:33 PM
Replies: 18
Views: 632
Posted By HTupolev

If you're talking about modern gravel tires,...

If you're talking about modern gravel tires, sure. But in your OP, you wrote "30mm+." Tons of quality vintage steel road frames can fit that no problem, especially if you're looking at early 1980s...
Forum: Road Cycling
09-11-21, 02:57 PM
Replies: 18
Views: 632
Posted By HTupolev

Why not? If what you're after is the feel of the...

Why not? If what you're after is the feel of the older bikes, the easiest way to nail that is to use an older bike as a base. Modern steel often uses wider tubing and ends up a lot stiffer.

In...
Forum: Road Cycling
09-11-21, 08:43 AM
Replies: 18
Views: 560
Posted By HTupolev

Yes, but the double-shifts aren't actually that...

Yes, but the double-shifts aren't actually that bad: the 10-tooth front shift is substantially snappier and less disruptive than a shift on a wide-range double, and the compensatory rear shifts are...
Forum: Road Cycling
09-11-21, 02:46 AM
Replies: 18
Views: 560
Posted By HTupolev

If we're talking about full reconfiguration with...

If we're talking about full reconfiguration with a crank swap, here's my gravel bike's 3x8 drivetrain with 48-38-24 chainrings and a standard Shimano 11-13-15-18-21-24-28-32 cassette:
...
Forum: Road Cycling
09-10-21, 01:04 PM
Replies: 18
Views: 560
Posted By HTupolev

That's a range where most people are losing a...

That's a range where most people are losing a tangible amount of performance. If you're frequenting this hill, you'd likely benefit from substantially lower gears.


If you didn't resize your...
09-09-21, 11:20 PM
Replies: 6
Views: 187
Posted By HTupolev

Usually freewheel play is in the freewheel's...

Usually freewheel play is in the freewheel's bearings, not on the threading where the freewheel mounts to the hub.
09-08-21, 08:25 PM
Replies: 70
Views: 2,313
Posted By HTupolev

​​ CXP-22 is only 15mm internal, which is...

​​
CXP-22 is only 15mm internal, which is extremely narrow by current standards: most tire manufacturers today are labeling nominal width assuming a wider rim than that. The Rene Herse website...
09-07-21, 04:09 PM
Replies: 1,545
Views: 303,516
Posted By HTupolev

Above the Pilchuck River valley. ...

Above the Pilchuck River valley.

https://i.imgur.com/XEBOJV2.jpg

https://i.imgur.com/9UhKbQ2.jpg

Culmback Dam and Spada Lake.

https://i.imgur.com/FNcvNfM.jpg
08-31-21, 08:48 PM
Replies: 17,857
Views: 1,993,973
Posted By HTupolev

Up the Snohomish County Centennial Trail to the...

Up the Snohomish County Centennial Trail to the Nakashima Barn.

https://i.imgur.com/2vuvCLi.jpg
08-30-21, 11:17 AM
Replies: 70
Views: 2,313
Posted By HTupolev

For paved road riding, suppler is generally...

For paved road riding, suppler is generally better for ride quality. Tire quality can matter for this somewhat, but the really big factor is tire style. Tires with a performance-oriented construction...
08-29-21, 08:31 PM
Replies: 11
Views: 476
Posted By HTupolev

Weight differences between road bikes tend to...

Weight differences between road bikes tend to have a pretty subtle impact on overall performance, it's not surprising that the weight doesn't correlate to the performance difference.

In your...
08-29-21, 07:50 PM
Replies: 73
Views: 1,716
Posted By HTupolev

Hmm... my 80s road bike isn't bad, but my modern...

Hmm... my 80s road bike isn't bad, but my modern road bike and my 70's road bike are better.
08-27-21, 08:26 PM
Replies: 27
Views: 1,343
Posted By HTupolev

Not it's not, at least not for the vast majority...

Not it's not, at least not for the vast majority of people. You'd have to have a severe balance issue for 16-18 gear inches to directly pose an issue.


The OP said they're trying to ride a loaded...
Forum: Road Cycling
08-25-21, 06:07 PM
Replies: 17
Views: 631
Posted By HTupolev

Yes. It's only in serious gravel riding that...

Yes. It's only in serious gravel riding that you'll come across grit that's specially designed to minimize added drivetrain wear.
08-25-21, 04:24 PM
Replies: 56
Views: 1,902
Posted By HTupolev

If you're trying to maximize performance over a...

If you're trying to maximize performance over a longer effort, it's best to pedal through the top so that you're at least getting quickly to the descent. A small amount of extra effort can save a lot...
08-25-21, 11:36 AM
Replies: 231
Views: 6,252
Posted By HTupolev

No. For the same applied forces, a stiffer spring...

No. For the same applied forces, a stiffer spring in the middle of a power train tends to absorb less energy than a flexier spring. This is because work is force integrated over distance, and a...
08-24-21, 02:54 PM
Replies: 231
Views: 6,252
Posted By HTupolev

Eddy Merckx wasn't anywhere in that remote...

Eddy Merckx wasn't anywhere in that remote ballpark. Even a really big guy on a fairly upright fit running beefy touring tires could smash Merckx's record if he could put out 800W for an hour.
...
08-24-21, 12:16 PM
Replies: 231
Views: 6,252
Posted By HTupolev

No. The claims around "planing" are not at all...

No. The claims around "planing" are not at all explained by a description for why losses might be minimized. "Planing" is a notion that requires frame flex to affect the output at the riders' legs,...
08-23-21, 10:51 PM
Replies: 12
Views: 393
Posted By HTupolev

Even grinding away at 50rpm, a 30-42 gear on 40mm...

Even grinding away at 50rpm, a 30-42 gear on 40mm 700c tires is nearly 3mph. That's an awkward speed to ride at on flat ground when you're not getting any back-force from the pedals to balance your...
08-23-21, 09:52 PM
Replies: 12
Views: 393
Posted By HTupolev

What derailleur were you thinking of changing to?...

What derailleur were you thinking of changing to? The RD-RX810 that's on your bike already is (along with the RD-RX400) just about the highest-capacity rear derailleur that Shimano makes for their...
Forum: Road Cycling
08-23-21, 12:23 AM
Replies: 64
Views: 2,417
Posted By HTupolev

Today's Sora launched more than five years ago.

Today's Sora launched more than five years ago.
Forum: Road Cycling
08-22-21, 10:14 PM
Replies: 39
Views: 1,351
Posted By HTupolev

As pertains this discussion, the issue with their...

As pertains this discussion, the issue with their test method isn't that it was wonky, but that they were measuring something different from what I was making a claim about. I was comparing frameset...
08-22-21, 09:50 PM
Replies: 68
Views: 2,919
Posted By HTupolev

Same. As performance-oriented road tires go, Rene...

Same. As performance-oriented road tires go, Rene Herse slicks aren't unusually minimalist on tread rubber. The ELs are typically around 3mm thick at centerline when new, and that's almost entirely...
Forum: Road Cycling
08-22-21, 07:57 PM
Replies: 39
Views: 1,351
Posted By HTupolev

Not necessarily. It's an aerodynamic brick, but...

Not necessarily. It's an aerodynamic brick, but in my case it wasn't that expensive, since I have the 105-equipped aluminum-framed model from before the disc price boost. Obviously in this comparison...
Forum: Road Cycling
08-22-21, 06:41 PM
Replies: 39
Views: 1,351
Posted By HTupolev

What all is failed? Having a spare bike isn't...

What all is failed? Having a spare bike isn't necessarily a bad idea, especially if you can leave it on a trainer.


Hard to say. Geometrically, what's important is that the bike fits and that you...
08-19-21, 02:41 AM
Replies: 12
Views: 589
Posted By HTupolev

How much experience do you have actually riding...

How much experience do you have actually riding these kinds of systems?

Several of my friends have near-identical fit to myself. When I've hopped on their bikes with these kinds of setups, they...
08-18-21, 10:54 AM
Replies: 12
Views: 589
Posted By HTupolev

That's a misleading way to frame the difference....

That's a misleading way to frame the difference. What matters is the ratio between two gears, since that's what's proportional to the impact that the change has on your torque and cadence. 3 gear...
08-17-21, 09:17 PM
Replies: 77
Views: 2,850
Posted By HTupolev

If you're after function and considering a Rally,...

If you're after function and considering a Rally, a Shimano Crane GS is probably a better choice. The early Rallys are basically a knock-off of the Crane GS: they look nice, but the Shimano original...
08-17-21, 11:02 AM
Replies: 16
Views: 405
Posted By HTupolev

The high pressures and low speeds of bicycle...

The high pressures and low speeds of bicycle tires make hydroplaning basically impossible regardless of tread pattern.
08-17-21, 10:36 AM
Replies: 7
Views: 577
Posted By HTupolev

Probably just Shimano going a bit overboard in...

Probably just Shimano going a bit overboard in contaminating specifications across components that they market as being related to one another; they wanted people to only use those wheels for road...
08-17-21, 01:31 AM
Replies: 25
Views: 1,251
Posted By HTupolev

I totally agree. My objection was specifically to...

I totally agree. My objection was specifically to this...

...which implies that "asphalt" and "tarmac" are equivalent terms to "paved road." They are not, even if by "paved road" we're talking...
Forum: Road Cycling
08-17-21, 01:27 AM
Replies: 7
Views: 599
Posted By HTupolev

Back pain is fairly common in the pro peloton, if...

Back pain is fairly common in the pro peloton, if racer surveys are to be believed.
08-17-21, 01:12 AM
Replies: 25
Views: 1,251
Posted By HTupolev

I'm not especially familiar with the uses of...

I'm not especially familiar with the uses of "tarmac" as applied to road surfaces, but at least where I am in the US, "asphalt" is not a catch-all for sealed paved surfaces. It refers specifically to...
08-16-21, 10:11 PM
Replies: 16
Views: 405
Posted By HTupolev

Yes, but if the tire doesn't have a label on the...

Yes, but if the tire doesn't have a label on the other side, the other orientation is also backwards.
08-16-21, 08:35 PM
Replies: 30
Views: 952
Posted By HTupolev

You can also offset modern cartridge bottom...

You can also offset modern cartridge bottom brackets with a spacer on the drive-side cup, especially those that use an unflanged non-drive-side cup.


How would setting it up as a double make...
08-16-21, 06:36 PM
Replies: 12
Views: 589
Posted By HTupolev

I'd probably go with a multi-ring GRX derailleur,...

I'd probably go with a multi-ring GRX derailleur, RD-RX400 or RD-RX810. Possibly w/ roadlink if needed. Both of these are pull-compatible with Shimano's 11-speed road drivetrains, and since they have...
Forum: Touring
08-15-21, 11:02 PM
Replies: 412
Views: 186,167
Posted By HTupolev

Looks like the Velo-Orange Campeur front rack. In...

Looks like the Velo-Orange Campeur front rack. In Matador's photo you can even sort of make out the small orange blotch of the Velo-Orange logo sticker just above the NDS light mount.

I have the...
08-14-21, 08:43 PM
Replies: 7
Views: 278
Posted By HTupolev

This is an easy conversion to make if you buy an...

This is an easy conversion to make if you buy an entire R8000 groupset instead of just the cassette. You'll also need a new freehub body on your rear wheel (could possibly require an entire new...
08-12-21, 11:14 PM
Replies: 21
Views: 882
Posted By HTupolev

They also come in AC (All Condition), EXT...

They also come in AC (All Condition), EXT (Extreme), and slicks.
Forum: Road Cycling
08-12-21, 10:44 PM
Replies: 27
Views: 1,234
Posted By HTupolev

I'm not saying it's not modern. I'm saying that...

I'm not saying it's not modern. I'm saying that it doesn't have way wider gearing than existed in the 80s. At least not how it's set up in your photos, where it has a 53-39 crankset and a cassette...
Forum: Road Cycling
08-12-21, 09:58 PM
Replies: 27
Views: 1,234
Posted By HTupolev

So, are you going to purchase a modern bike with...

So, are you going to purchase a modern bike with way wider gearing than existed back then? Seems like you still need to N+1.

Edit: Also, you should probably cover those unused bottle cage bosses...
Forum: Road Cycling
08-12-21, 04:49 PM
Replies: 16
Views: 538
Posted By HTupolev

When does it hurt? Do you do core exercises?

When does it hurt?

Do you do core exercises?
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