36
votes
5answers
8k views

Should I change both tires when I need to change one?

I know that it's a best practice in a car to change all 4 tires if you change 1, although in practice, it's only done if 3 need to be changed. Does the same thing hold true of a bike?
48
votes
4answers
38k views

Can I use WD-40 on my bike?

Is WD-40 really bad to apply on bikes? I was told so but still see people doing that. Also I saw WD-40 launching their new products of bike lubricant and degreaser. Did anybody try those?
28
votes
4answers
2k views

What should I look for in a good pair of cycling shorts?

I don't currently own a pair of cycling shorts. I just wear a pair of running shorts underneath some running leggings. I'm thinking of getting my first pair of cycling shorts, but as there are so many ...
24
votes
16answers
115k views

Converting a MTB to a Road Bike

I just bought a new MTB and am planning to change my previous MTB into a Road Bike. How do I do it? What kind of parts do I need to change or add or remove? I am not looking to for a full ...
9
votes
2answers
465 views

Bamboo Bike Frames

I've seen some bamboo bike frames out there in the world. I am curious as to how they ride? Is it similar to a steel, aluminum, or carbon fiber frame? Do you think it's worth the effort to build one ...
31
votes
8answers
31k views

Why don't brakes come with 'Safety Levers' any more?

It used to be very common to see bikes with dual pull brake levers (if that's even the right name) as shown below. However now it seems almost impossible to find brakes like this. Even finding a ...
15
votes
1answer
672 views

How do I wrap a road bike handlebar?

What is the best way to wrap a handlebar? Specifically: Should I start near the stem or at the bar ends? wrap clockwise or counter-clockwise? How to wrap (e.g. how many times) around where the ...
8
votes
4answers
6k views

how long does it take to break in a brooks saddle (b17)

I'm going on a 2 week touring trip and looking to buy a comfortable saddle that will be make my rides pleasant and efficient. I have about a month to break in the saddle. How long should I spend ...
38
votes
4answers
3k views

Building from scratch vs. buying new

What are the pros and cons about building a bike from scratch vs. buying it new?
26
votes
7answers
6k views

What are the pros and cons of panniers vs messenger bags?

I was shopping for new panniers and thought it might be worth it to also check out messenger bags as an alternative. What are the basic pros and cons of each? I started out using just a regular back ...
21
votes
27answers
25k views

What is a simple mnemonic for remembering the thread direction when removing pedals?

Given that pedal threads are different on the left and right pedals: the right side pedal has a right-hand thread (removes counterclockwise, installs clockwise); the left side pedal has a left-hand ...
15
votes
10answers
12k views

How does a bike's weight affect the overall experience of owning it?

Naturally, carrying a light bike up the stairs is much more enjoyable compared to a heavier bike. Are there any other aspects of a bike which are affected by its weight? For example, would the weight ...
10
votes
5answers
4k views

Reduce Resale Value to Avoid Theft? (Uglify)

"Uglify your bike" was mentioned here as a theft deterrent. I have a 20102009 Canondale F3 and I'm thinking about locking it up in Manhattan from time to time. I think that Uglifying will help. ...
9
votes
2answers
11k views

How to adjust seat saddle and saddle position for knee pain?

I understand that a seat too high can cause: hips rocking trying to extend to pedals pain in the back of the knee And that a seat too low can cause: can't fully extend legs pain in front of the ...
9
votes
6answers
1k views

Recumbent, diamond-frame or trailer to move heavy things?

Heavy things can be a lot of books, full beer cans, construction woods and other misc in a place where I cannot use a car and the trip is long and suitable for riding. So which one would you favor? ...
8
votes
4answers
5k views

Are there other explanations for slow tyre pressure loss?

I rode my road bike on Friday and the tyres were at the correct pressure then, around 100psi. On Tuesday, I jumped on without checking them and quickly realised something was wrong with the rear ...
5
votes
6answers
14k views

How can I find the right size road bike without a test ride?

I am going to buy a road bike. I am considering a Trek 1.2. I used the Competitive Cyclist Fit Calculator to find the size of bike that fits me. Inseam: 80.5 Trunk: ...
5
votes
1answer
5k views

Replace Ultegra 6600 STI lever

I need to replace my Ultegra 6600 right hand shifter as the ratcheting system is gone. The rest of the groupset is all the same 6600 series. I am having a hard time sourcing just a right hand side ...
1
vote
3answers
4k views

Can a (relative) beginner adjust spacing on a 501 cromo road frame?

Have acquired a cheap old Peugeot road bike from ebay; nice cromo frame, but it needs a new rear wheel and unfortunately I didn't check the dropout size before buying. It has an OLD of ~120mm, but I ...
26
votes
8answers
12k views

Why are both Schrader and Presta valves still used on tubes?

It is standard for road bikes to adopt Presta, whereas nearly all else use Schrader. I personally think Schrader are better: I've had fewer Schrader valves break on me than Presta No problems if ...
26
votes
9answers
65k views

How do on-road mountain bike speeds translate to road bike speeds?

When cycling on roads on my mountain bike, I generally get around 10-12 miles per hour on a flat surface. What sort of speeds can I expect to get on a road bike?
15
votes
6answers
21k views

Does this chainring need to be replaced?

Here is a closeup of my triple: All three rings are Shimano Ultegra and have never been changed. They probably have at least 12000+ km on them. I've been pretty good about changing the chain ...
14
votes
6answers
3k views

Why might a compact drivetrain be frowned upon?

At the cafe stop on my local Saturday ride a few of the guys we chatting and one guy asked an other if he was riding a compact drivetrain. The other guy objected loudly and they then joked with other ...
14
votes
6answers
3k views

Mountain Bike on Paved Roads

I'm an occasional biker. I bought a mountain bike (nothing fancy) with the idea that I might use it off-road or on mountain trails (of which there are many here in Calgary). However, since I've bought ...
7
votes
8answers
6k views

I keep getting flats

I have been getting flats every 20-30 miles for the last 2 months. This has caused serious inconvenience to me, as bicycle is my preferred mode of transport to work and class. Details of the ...
5
votes
4answers
3k views

Chain skipping on some gears

I have an old cruising bike with 21 gears. A few months ago I was pedalling back home when my chain broke, and I was only able to get the chain replaced this week. After having it replaced I noticed ...
20
votes
2answers
17k views

Is it really OK to hang a bicycle by the wheel from a hook?

Does it not distort the wheel to have the weight of the bike hanging from just that one spot? Is it OK for any kind of wheel? I have nicer race-type wheels on mine. [Edited to connect with Any ...
16
votes
7answers
6k views

How should I approach hills?

I've been biking to work 2-3 times/week this summer and I enjoy it for the most part. My big problem is that my ride is mostly downhill on the way in to work and mostly uphill on the way home. These ...
15
votes
2answers
682 views

What to look for in a Beginner Unicycle

Motivation: I'm a casual cyclist (I ride around 4 miles per day, to school and work and back) but I wanted to get into unicycling to casually cycle through parks and the like; nothing too extreme, but ...
10
votes
7answers
5k views

How much does tire pressure affect the weight of the wheels

Kind of inspired by this question, but something I've been thinking about for a while. How much does the air in a bike tire weigh? Is it an appreciable amount? Is there a point where using a wider ...
10
votes
6answers
8k views

What are the advantages of filling tires with Nitrogen instead of air?

I am completely new to riding bikes and know that are usually filled with air but nowadays some people fill them with Nitrogen instead. I don't know why they prefer to fill their tires with nitrogen ...
8
votes
3answers
7k views

Do I need to take my weight off the bike to lock out the suspension?

I've recently bought myself a new mountain bike (my first since my schooldays...) and it has front suspension with a lock-out function. Suspension is new to me and I'm not sure how to use the ...
8
votes
4answers
2k views

Creaking bottom bracket

I have a Trek 3900 Mountain bike that had a serious creaking problem whenever I would pedal. I found that the ring that holds the Shimano sealed bearing was really loose. I tightened it up and it ...
8
votes
7answers
42k views

My key jammed in my U-lock. How can I unlock/break it?

I've been biking for 2 months now with my U-lock still on my bike, it sort of gets in the way of pedaling sometimes and I'm kinda tired of it. Does anyone know of any ways to get the remnants of the ...
7
votes
3answers
3k views

Are deep rims more durable for a heavy rider?

Since I weigh quite a lot (~115kg), and ride on bad roads with many holes and cracks, I am looking for rims that would be able to cope with bad conditions without getting out of true or breaking. My ...
7
votes
3answers
3k views

How to select an inexpensive road bike for a heavier rider?

I want to start riding a bike from home to work so I need to buy a bike. I don't want to spend a lot on the bike and also I'm not interested in bikes that Target and Walmart sells. I want something ...
6
votes
5answers
2k views

Hybrid or Road Bike?

I was given a Raleigh Venture comfort bike as a gift a few months ago, and took to riding very well. I am overweight, but dropping quickly. I started at 275 and sit around 250 now after two months of ...
6
votes
6answers
6k views

Ever seen a locking bag that could be locked to the bike?

This might take a little explaining. I've got stuff on my bike that removes easily and could be stolen: head light, tail light, cyclometer. If I'm riding to a concert or something, I don't want to ...
5
votes
1answer
721 views

Is it normal for an Inner tube to bulge when inflated?

I recently bought a pair of inner tubes and when I partially inflated one of them before putting it into the tire (only a few pumps with a floor pump), I noticed a portion of it was bulging out ...
5
votes
4answers
307 views

Which tube size to prefer if several options apply?

I have 40-622 (a.k.a. 28x1.5") tires, and Schwalbe offers two different sizes of tubes - their models "17" and "19" - as applicable for that tire size. Ok, either one would surely fit well. But ...
5
votes
4answers
23k views

Heavier Thicker Chains and Gears for Winter due to Salt?

I have two bikes: one having gear-things outside and one with inner-hub. The gear-outside-bike has suffered a lot due to the salt during this winter, the other hilariously looks like a new one. I ...
2
votes
2answers
238 views

Bike suggestions for a heavy rider

I'm a 5'10, 300lbs rider looking to get back on a bike after many years and many pounds. I owned a 1999 Trek 7700 Multitrack and road about 20 miles a day for many years before injuries, age and time ...
2
votes
4answers
922 views

Wheel size for heavier rider, larger vs smaller

I am a heavier rider, whilst still reducing, I am over 120kg or 260lb. I have broken many spokes on the rear of my 26er sub-$500 mountain bike. Broken at the elbow. There could be many factors for ...
2
votes
1answer
763 views

What types of BB-axle to crankarms interfaces are there?

On the lowest end, we have the taper/square interface. I believe it is standard i.e. there are no variations in the sizes. image property of VP Components USA Then there is the octalink. Actually ...
1
vote
1answer
3k views

Use of Shimano long-reach calipers with “New Super SLR” brake levers/shifters

So my bike has Shimano Tiagra ST-4600/4603 brifters (it's a triple) but is fitted with long-drop BR-R451 calipers. In theory, these should be incompatible because of the change in cable pull ratio, ...
1
vote
3answers
1k views

Where is the proper location to measure the tube size?

I need to replace a tube in my bike. I know there are many tire sizes. I bought 26', assuming that my bike was that size, and realized when I got home that I didn't even know where to measure from. ...
49
votes
17answers
11k views

How to ride to work without sweating?

I'm planning on commuting by bicycle to work in hot Montreal, though this question is probably relevant to anyone who bikes to work in a city with temperatures above 20 degrees Celsius (68 degrees ...
55
votes
12answers
57k views

Why do cyclists prefer messenger bags over backpacks?

Ok, I know form sometimes follows function - and things can be even more funnily irrational when fashion and trends come into play - but what's the lure of the cyclist's messenger bag? I see them ...
50
votes
9answers
13k views

Why is it safer to bike with traffic, instead of facing oncoming cars?

There has been an ongoing debate in my area's local newspaper, regarding biking with vs. against the flow of traffic. A recent incident in which a cyclist was hit from behind, and later died of his ...
32
votes
7answers
8k views

What clothing is best for wet weather/cycling in the rain?

I tried wearing a raincoat to keep out the rain, but find I get hot and sweaty inside. So my question is, what clothing do you find works best for you when cycling in wet weather? Thanks.

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