Andrew
  • Member for 2 years, 11 months
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What are the main improvements with road bikes in the last 23 years that the rider would notice?
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29 votes

I coincidentally bought an aluminum road bike (Cannondale) about the same time as you got your Giant and with very similar specs. Mine was 3x8 rather than 3x7, but same size chainrings and similar ...

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Why is it easier to balance a non-moving bike standing up than sitting down?
27 votes

Just speculation, but I suspect that when we balance standing up, we move our hips laterally to make fine adjustments to the relative position of our center of mass over the wheels. When doing so, we ...

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Knees touching rib cage when riding in the drops
11 votes

In an aggressively aero position, it's not uncommon for your knees to be very close to your rib cage. For example, here is the first image I found on the web of a bunch of pros in the drops. Notice ...

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What do I need to do to bring this bike back to life?
11 votes

I would start by just trying to pump up the tires and see if they hold air. Then put some basic lubricating oil on the chain and gears. That should be enough to make it basically rideable so you can ...

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Folding basket - is there such a thing?
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7 votes

A subset of panniers that are designed for shopping bags are often called "grocery panniers," the distinguishing features being an open top and dimensions similar to the base of a paper grocery bag (...

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Why the small difference between common sizes of handlebars (31.8mm) and MTB seatposts (31.6mm)?
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6 votes

Frame tubing is generally standardized by external diameter to imperial dimensions in increments of 1/8 inch, which makes it a lot easier to standardize things like front derailleur clamps. Seat ...

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What model is this old child’s bike?
6 votes

That’s a Rollfast Skoot, probably late 60s or early 70s. If you were hoping it’s valuable, in its current condition it’s probably not worth very much. There’s a nearly identical but fully restored ...

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Seat post nominal and actual size
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5 votes

There is typically a ~0.2 mm difference between the post size and the inner diameter of the tubing. For example, a common setup in good quality steel alloy frames is a seat tube with 28.6 outer ...

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How to secure the fork when there is no stem
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5 votes

Yes, this "lockring" is important. It functions like the stem on a regular bike (with a threadless fork) to hold the headset together. The cap on top is used during adjustment, but is not intended to ...

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Vintage bike - help with chainring replacement
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5 votes

I believe I have that same crank on a roughly 1983 Schwinn World Sport (see image). I got it used, so I don't know if it was the original, but in any case, mine has 40 teeth on the small ring and 52 ...

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Pedal that stays horizontal
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4 votes

I don't know of any current pedal with those properties, but an old example is Shimano's Adamas AX touring pedal, which you can often find for purchase used. These pedals are weighted on the underside ...

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How can I know if a crankset is compatible with my bike without physically seeing it?
4 votes

If you can identify the specific part number on the crank (or just by looking at pictures online), Shimano provides a great deal of information online about compatibility. For example, if you are ...

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Why does a tire patch leak near the lip, and how to properly patch the flat?
4 votes

The edges of patches tend to come unstuck because you are attaching a stiff flat patch to a curved surface. To avoid this, make sure that the vulcanizing solution covers the entire area of the patch, ...

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What does vulcanizing solution in patch kits consist of? Can I buy it?
4 votes

For those that are curious what the difference is between "rubber cement" and "vulcanizing fluid", here's a summary of the chemistry. The actual process of vulcanization of rubber (Thank you Charles ...

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Old time bike. Can I put a rear derailleur?
4 votes

Yes, that is a standard derailleur hanger. Before attaching a derailleur, make sure that the hanger is aligned straight. There are tools to do this, but you can usually tell by eye if it's out of ...

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Can mechanical disc brake overheat?
3 votes

One way in which mechanical disc brakes typically differ from hydraulic is that the mechanical discs have one pad in a fixed position and only one that moves, whereas in the hydraulic system both pads ...

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Where can I find a wheel of this design?
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3 votes

This type of wheel is fairly common on "tadpole" design recumbent tricycles, meaning that there are two front wheels and one rear wheel. Therefore, many companies sell such wheels in this ...

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How hot / humid does it have to be for cycle touring to become unenjoyable?
3 votes

There are already a lot of good answers here, so I'll keep this fairly short. An important number to pay attention to is the dew point or the heat index. The heat index is essentially a combination of ...

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Converted to drop bar and dual brake/shift levers and problems with front derailleur
3 votes

You’re right on. The road shifters have different pull ratio, so you need to use a road front DR. A Sora triple front DR will likely work.

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Help Identifying this bike frame
3 votes

Although it's not a match, the frame concept resembles the "Viks" bike made by Velonia bikes in Estonia: Obviously, the front end and down tube of yours are more traditional, as are the seat stays, ...

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How to loosen eccentric BB shell?
3 votes

Yours looks like the one described in this blog post: https://handsonbike.blogspot.com/2013/11/avanti-inc-3-eccentric-bb-for-belt.html?m=1. The writer was able to free it up by putting the bolt ...

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What type of bicycle frame is this?
3 votes

This is an unusual but not unique frame shape for a kid’s bike. An example is the Kent Giggles bike shown below. There’s a better picture at this link: https://www.varagesale.com/i/mzk6ev78-reduced-...

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Shimano Alivio parts ID (with pictures)
3 votes

Before you replace the components, I would try fixing them up. First, identify where the problem is: 1) disconnect the brake cable from the brakes. Do they spring back now? If so, the resistance is ...

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Why doesn't my new SRAM XG-1295 cassette bolt turn freely?
3 votes

It sounds like you solved the problem, so I'm going to hijack this thread slightly to provide some general info. The cassette you have uses the SRAM "XD" technology, which is unusual in using a "lock ...

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Need to know what bike I have the serial # is LP9 0246 badge # is 0589
2 votes

That serial number is consistent with a Schwinn frame produced in Chicago in November 1978. The numbers on the headbadge refer to the 58th day of 1979, which presumably was when the full bike was ...

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Why is this STI shifter cable corkscrewing?
2 votes

Just based on your description, my best guess is that some of the strands of the housing have pushed past the housing end and are pushing into the lever. Unhook the cable end at the derailleur so you ...

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Schwinn Meridian Adult Tricycle not easy to turn left. Turning right is fine
2 votes

As Adam Rice surmised, your tricycle is designed so that the chain only drives one of the rear wheels. Based on your description, it's probably the left that is being driven. During a tight right turn,...

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What adjustments can you do to prevent psoas tightness in an aggresive postion on a road or track bike?
2 votes

On thing I find helpful is to pay close attention to biomechanics while riding. Specifically, pay attention to 1) Is your hip joint able to close as far as it needs to at the top of your pedal ...

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Can you identify this bike/frame? Mt FUJI LTD., serial 1104482
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2 votes

As indicated on the frame, it is an SX Mt. Fuji Ltd. produced by Fuji. It was the top of the line steel MTB model for Fuji in the late 80's and early 90's. Frame is made from Tange Prestige tubing, ...

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Switching the position of brake levers for a bike ordered from another country
2 votes

It’s a bit of a project, but certainly don’t need to cut the wires. If you grip the metal cap at the end of the wire with pliers, you can easily pull it off. Then redo the cable and housing routing as ...

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