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Search: Posts Made By: gsa103
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08-17-19, 07:14 PM
Replies: 15
Views: 1,421
Posted By gsa103

People tried. I have a Fox fork which has a QR...

People tried. I have a Fox fork which has a QR clamp on each side, just to prevent the TA from loosening. Pretty much belt, suspenders, duct tape and super-glue at that point.
08-17-19, 06:48 PM
Replies: 3
Views: 429
Posted By gsa103

ISIS crank fully tighten but doesn't bottom out

I ran into a strange issue today. Replacing a stripped crank arm on a Peloton spin bike (replacement arm was $12 from Peloton). Getting the old arm off was virtually impossible. It literally...
11-19-18, 10:06 PM
Replies: 21
Views: 1,301
Posted By gsa103

The general rule about torque applies here. ...

The general rule about torque applies here. Small fasteners tend to get over-torqued, large fasteners are under torqued.
11-04-18, 10:23 PM
Replies: 16
Views: 840
Posted By gsa103

Air chamber pumps work really well for tubeless. ...

Air chamber pumps work really well for tubeless. And they're much lighter and more portable than a compressor.
10-21-18, 05:44 AM
Replies: 20
Views: 815
Posted By gsa103

Why are cranks the last place? Other than the...

Why are cranks the last place? Other than the frame, fork, and wheels its the heaviest component.

You could just go Dura-Ace.
10-20-18, 08:02 PM
Replies: 7
Views: 1,126
Posted By gsa103

Can you disconnect the battery entirely from...

Can you disconnect the battery entirely from everything? Do that and let it sit 3 days, if it's dead, the battery has gone bad.
10-20-18, 07:00 PM
Replies: 7
Views: 354
Posted By gsa103

You're fine. Look at it this way, how would the...

You're fine. Look at it this way, how would the rack flex a full inch to cause an issue. You've got solid lower supports, nothing is moving (much).
10-20-18, 06:01 PM
Replies: 14
Views: 712
Posted By gsa103

If you want wireless buy a GPS/ANT+ computer,...

If you want wireless buy a GPS/ANT+ computer, anything else is either junk or almost the same price as a GPS. The cheaper wireless units are too prone to interference.

Basically, if you want...
10-19-18, 06:34 PM
Replies: 15
Views: 526
Posted By gsa103

^^^ This ^^^ Gossamer is a spline type...

^^^ This ^^^
Gossamer is a spline type interface, as long as the splines are still good there's no need to replace.

With older square-taper cranks, when it fell off, it typically rounded the...
10-15-18, 05:11 PM
Replies: 7
Views: 459
Posted By gsa103

Make sure the tries are given a good spin once a...

Make sure the tries are given a good spin once a week or so. The sealant dries out over time, and you don't want it settling and drying out all in one lump in the bottom of the tire. The sealant...
09-17-18, 05:22 AM
Replies: 21
Views: 548
Posted By gsa103

Where are you thinking of touring? At this point...

Where are you thinking of touring? At this point any US/EU bike shop will have Shimano hydraulic spares, 3rd world would be different.
XT is great, XTR is basically just lighter.
Shimano...
09-17-18, 05:13 AM
Replies: 10
Views: 717
Posted By gsa103

What levers are you using? What size rotors? ...

What levers are you using? What size rotors? Have the pads been bedded in?
Rotor size makes a huge difference, so if your bikes have different rotors that will explain a lot. Shimano and SRAM...
09-04-18, 11:00 PM
Replies: 11
Views: 664
Posted By gsa103

Do a touch up bleed top-down. If the fluid...

Do a touch up bleed top-down. If the fluid coming from the front caliper is still a nice pink color you should be good for a while longer. If the fluid is darker, then it's had high heat and would...
09-04-18, 05:08 PM
Replies: 11
Views: 664
Posted By gsa103

For Shimano, if it's working well, probably about...

For Shimano, if it's working well, probably about as often as you repack hubs.
Annually isn't a bad idea, but you could probably go 3-4 years on a lightly ridden road bike.
SRAM should be bled...
09-02-18, 08:02 AM
Replies: 6
Views: 340
Posted By gsa103

That can happen on some bikes. Shorter...

That can happen on some bikes. Shorter chainstays make it more likely to have issues when cross chained.
08-27-18, 08:33 PM
Replies: 48
Views: 1,542
Posted By gsa103

Those agreements typically only apply to current...

Those agreements typically only apply to current model year products, so end of year sales are usually fine.

Bicycles are relatively simple and quite reliable, so you don't need a a lot of...
08-27-18, 08:23 PM
Replies: 7
Views: 456
Posted By gsa103

Yes, getting cuts like that is generally a sign...

Yes, getting cuts like that is generally a sign of a higher quality tire. Generally, a softer tire will ride better, have better grip and lower rolling resistance. Those same properties will also...
08-19-18, 07:00 AM
Replies: 3
Views: 382
Posted By gsa103

Yes and no. Yes you generally can, but the beads...

Yes and no. Yes you generally can, but the beads will be prone to popping off and it will take much more sealant to get it to stop seeping.
08-12-18, 05:04 PM
Replies: 6
Views: 310
Posted By gsa103

Bottom up is likely better at getting air out. ...

Bottom up is likely better at getting air out. The shop procedure is essentially for truly empty lines.

Most of the time air is trapped at or near the caliper, and so a top down is equally...
07-23-18, 05:29 AM
Replies: 28
Views: 1,310
Posted By gsa103

Cup and cone benefit from occasional maintenance,...

Cup and cone benefit from occasional maintenance, and can last indefinitely if maintained. Cartridges are simply replaced when they wear out, and require no maintenance.
There is no performance...
07-19-18, 06:15 PM
Replies: 19
Views: 7,204
Posted By gsa103

Wiping the outside is fine. Dripping directly...

Wiping the outside is fine. Dripping directly onto the rollers isn't going to accomplish what you want. If you want to clean the old lube off the rollers a degreaser, like OMS, is better. If you...
07-14-18, 05:55 PM
Replies: 14
Views: 491
Posted By gsa103

If you're willing to scarifice some top end, get...

If you're willing to scarifice some top end, get an mtb crankset.
07-10-18, 12:51 PM
Replies: 8
Views: 1,460
Posted By gsa103

Maybe if you're doing courier work. A road bike...

Maybe if you're doing courier work. A road bike like that generally isn't well suited to mounting racks. Generally, the aggressive riding position doesn't have great urban visibility, because your...
07-09-18, 06:31 PM
Replies: 5
Views: 1,251
Posted By gsa103

Some people actually recommend storing bikes with...

Some people actually recommend storing bikes with the front tire up so that the upper foam rings don't dry out.
07-09-18, 06:23 PM
Replies: 8
Views: 1,460
Posted By gsa103

Generally speaking, an electrified road bike...

Generally speaking, an electrified road bike (like the Giant Road-E+) will be the most efficient. Narrow tires for low rolling resistance, low weight and an aerodynamic riding position. Definitely...
07-09-18, 06:18 PM
Replies: 15
Views: 1,160
Posted By gsa103

If a tire holds pressure for 24-48 hrs, it's...

If a tire holds pressure for 24-48 hrs, it's generally not a puncture. Even a micro-puncture will be almost flat after 24 hrs. Bike tires do lose air over time, and most tires will be basically...
07-09-18, 06:14 PM
Replies: 26
Views: 1,525
Posted By gsa103

The top design is a typically Avid/SRAM, which...

The top design is a typically Avid/SRAM, which have a reputation for being noisy (google Avid turkey warble).
The bottom design a standard Shimano, which are generally considered to be good.
...
07-09-18, 06:02 PM
Replies: 18
Views: 872
Posted By gsa103

If the cable is exiting the ferrule at the wrong...

If the cable is exiting the ferrule at the wrong angle, it could easily cause lots of excess cable wear. I'm just surprised no one caught it sooner.
07-08-18, 08:20 PM
Replies: 43
Views: 1,921
Posted By gsa103

Not any better than a standard frame. The weak...

Not any better than a standard frame. The weak point on most steel (or aluminum) frames is usually the welds. Most frames aren't any stronger than the weakest weld.
07-08-18, 06:13 PM
Replies: 30
Views: 1,366
Posted By gsa103

Those should be able to go 1-2 weeks without...

Those should be able to go 1-2 weeks without needing to top it off. Get a CO2 inflator for on road use, and either a floor pump or electric for home use.
07-07-18, 09:31 PM
Replies: 30
Views: 1,366
Posted By gsa103

There's also compact Li-Ion battery based pumps. ...

There's also compact Li-Ion battery based pumps.
Typical example: https://www.amazon.com/CYCPLUS-Portable-Compressor-motorcycle-Inflatables/dp/B07B65GN6W/

I have no idea how high pressure it...
07-07-18, 07:34 PM
Replies: 30
Views: 1,366
Posted By gsa103

Genuine Innovations G2644 Proflate CO2 Tire...

Genuine Innovations G2644 Proflate CO2 Tire Inflator https://www.amazon.com/dp/B009F94MTM/ref=cm_sw_r_cp_apa_gywqBbJHFCREW

Something like this should work well. Honestly, your local bike shop or...
07-07-18, 12:08 PM
Replies: 30
Views: 1,366
Posted By gsa103

For home use, get a proper floor pump. There are...

For home use, get a proper floor pump. There are typically high-volume versions designed for wider tires and lower pressures (use below 40 psi). For road bike tires, you want a high pressure, with...
07-06-18, 04:57 PM
Replies: 8
Views: 600
Posted By gsa103

Deep cleaning only matters if you're switching...

Deep cleaning only matters if you're switching between oil and wax based lubes. Among like types, it really doesn't matter.
06-30-18, 04:08 PM
Replies: 7
Views: 427
Posted By gsa103

Vertical compression or flex in the stachions? ...

Vertical compression or flex in the stachions?

The RockShox forks don't have a completely solid lock. They're designed to give in response to a sharp impact, to prevent internal damage.
06-30-18, 05:52 AM
Replies: 12
Views: 690
Posted By gsa103

The more recent 10-speed Tiagra (4700) actually...

The more recent 10-speed Tiagra (4700) actually uses the same cable pull ratios as 11-speed road. So you may be able to keep the rear derailleur.
Also road and mountain components don't mix and...
06-28-18, 06:56 PM
Replies: 18
Views: 2,045
Posted By gsa103

:eek::foo: How???!?!??!?!

:eek::foo: How???!?!??!?!
06-23-18, 06:54 PM
Replies: 7
Views: 499
Posted By gsa103

I'd be tempted to get new hubs, given that you...

I'd be tempted to get new hubs, given that you haven't built the wheels yet.

If they were on a set of built wheels, toss some grease in and ride. The worst that a set of pitted cones will do is...
06-23-18, 08:25 AM
Replies: 12
Views: 628
Posted By gsa103

Lots of marginal information in the thread. At...

Lots of marginal information in the thread.
At least for Shimano brakes...

Shimano brakes are designed to have no air in the reservoir. The bleed procedure is supposed to completely fill the...
06-22-18, 04:32 PM
Replies: 28
Views: 1,182
Posted By gsa103

The upper end pistons are ceramic, lower tier are...

The upper end pistons are ceramic, lower tier are typically aluminum. Plastic wouldn't have shattered.
06-22-18, 05:48 AM
Replies: 10
Views: 975
Posted By gsa103

The good news is that disc brakes are very...

The good news is that disc brakes are very forgiving about wheel trueness. A few mm of wobble is completely un-noticable while riding.
06-09-18, 08:41 PM
Replies: 18
Views: 2,289
Posted By gsa103

Try lowering the tire pressure. Honestly, a...

Try lowering the tire pressure.
Honestly, a hardtail isn't likely better than a fat bike, and may even be worse on the back end.
Save your money for a full suspension bike, or at least...
06-04-18, 09:25 PM
Replies: 23
Views: 1,467
Posted By gsa103

Dura-Ace 7700 (9sp) was introduced in 1996. ...

Dura-Ace 7700 (9sp) was introduced in 1996. Which hung around until 2003, when they introduced DA 7800 (10-spd) but required new hubs. It wasn't until 2005 that Shimano introduced a 10-spd group...
06-01-18, 06:28 PM
Replies: 20
Views: 1,197
Posted By gsa103

Bearings should be greased, fasteners get...

Bearings should be greased, fasteners get anti-sieze.

Squirting a water bottle in the offending area can frequently quiet things briefly, and is very helpful for diagnosis.
06-01-18, 04:01 PM
Replies: 16
Views: 1,084
Posted By gsa103

Small/small and big/big frequently rub. They...

Small/small and big/big frequently rub. They typically don't on larger men's bikes, but on bikes with shorter chainstays they typically will.
Triples are especially prone to rubbing and in the...
05-27-18, 07:01 AM
Replies: 49
Views: 2,959
Posted By gsa103

9-speed mountain components work fine with...

9-speed mountain components work fine with 10-speed road shifters. 8/9 speed mountain and 8/9/10 road derailleurs have the same ratio, the shifter determines the number of years.
05-21-18, 07:02 AM
Replies: 29
Views: 2,136
Posted By gsa103

Here's some interesting test data: ...

Here's some interesting test data:
https://cyclingtips.com/2016/05/friction-facts-how-lubricants-and-seals-affect-cartridge-bearing-friction/

BLUF: You might save ~2W switching from a high drag...
05-21-18, 05:36 AM
Replies: 29
Views: 2,136
Posted By gsa103

Shimano Dura-Ace is probably what you're looking...

Shimano Dura-Ace is probably what you're looking for.

One of the biggest factors is quantity. Shimano recommends a thin coating while most people say stuff it full.

The rolling resistance...
05-03-18, 06:54 PM
Replies: 43
Views: 3,138
Posted By gsa103

That monthly low usage duty cycle is exactly what...

That monthly low usage duty cycle is exactly what doesn't work for WD40. It evaporates leaving not much behind, so you wind up needing to redo it frequently, even if the bike sat for 3 weeks.
...
05-03-18, 06:05 PM
Replies: 25
Views: 1,725
Posted By gsa103

The trick is if the wheels are really in that...

The trick is if the wheels are really in that good shape, they probably haven't been ridden, so they don't really have fatigue effects. Fatigue occurs when the loading changes, such as from riding. ...
Showing results 1 to 50 of 1000
 


 
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