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Questions about the weight of a bike, other equipment, or the rider.

18
votes
7answers
3k views

More speed or more distance for weight loss?

I have been cycling for some months. I started cycling for weight loss, now I am addicted to it. I have an average speed of about 23 to 28 km/h. I usually ride around 3 to 4 days a week and 80 to 100 ...
1
vote
2answers
383 views

Bike weight different from spec sheet

I just bought a brand new Canyon Endurace SL from the Canyon factory and started ridding it for about 10 days. On the spec sheet is only 7.6 Kg so I was pretty confident when a friend lifted it to ...
1
vote
3answers
100 views

What is the maximum weight could 26 1 3/8 tire and tube could withstand?

I bought my first bike few months ago, and it is old Raleigh 26" 1 -3/8 size. Every time I go with this bike through some bumps the rear tire and inner tube get punctured with large hole. It is ...
3
votes
4answers
3k views

Could you reduce the weight of a Santa Cruz Chameleon down from 12.82 kg to 10kg (2018 model)?

I am currently thinking of getting my first mountain bike, I have ridden a lot of cyclocross and am used to a 10kg bike but am not that familiar where you could save weight on a mountain bike. What ...
3
votes
4answers
1k views

How much should a long distance touring bike weigh?

I'm planning in the far future to do a long ride of around 3000km (~1864mi). As I just have a single speed, I've been looking at what is in the market "designed" for that purpose in the price range ...
0
votes
1answer
416 views

What is the maximum recommended rider weight for using a dual suspension bike?

I am interested in buying https://myroadeo.com/hercules-mtb-geared-bikes/27-5-29er/hannibal-27-5/ model which has dual suspension. Can a rider weighing 105 Kg, use this bicycle?
4
votes
1answer
157 views

I weight about 40 lbs (18 kg) more than the weight limit for the trike I can afford

I want to get an adult tricycle because I have balance problems, but I think that a triking/biking would be a good way to help get my weight under control. I weight about 40 pounds more than the ...
1
vote
2answers
441 views

How to pick a replacement rear wheel for GT Grade Alloy 105

My bicycle: GT Grade Alloy 105 year 2015 After ~2 years riding i've broken 4 spokes (1 broke, fixed, 1 broke, fixed, 1 broke, fix, and now broke again). At this point from what I understand I need a ...
4
votes
1answer
1k views

Max weight of child, for rear bike seats - why is it always (seemingly) 22kg?

I had a rear child's bike seat on my old bike (which was stolen, boo hoo). It was a Yepp Maxi and was the kind that sits on a rack, rather than being mounted to the seat post. The maximum weight ...
4
votes
1answer
185 views

Using tandem bike wheel on regular bike

I have an Avanti Giro F2 (http://www.wiggle.co.uk/avanti-giro-f-2-2016/) currently. Im quite a heavy rider at 140kg and wanted to look at strong wheel replacements for the stocks. I've seen some ...
3
votes
2answers
140 views

What happens to the dynamics of a bike as a trailer load approaches a significant percentage of the weight of the bike and rider?

An average bike trailer might add 5-10 kilos to the weight of a bike, while not zero its also a small amount of the overall system mass. How do the dynamics of the combination change, as the weight ...
-1
votes
1answer
108 views

Maximum efficient wheel weight for a bicycle?

I am designing a bicycle that can generate electricity for a science project at school. My design incorporates a flywheel. You see, flywheels are used in cars. In essence, these are regular wheels, ...
-1
votes
1answer
394 views

Stats for stock wheels on Btwin Triban 540 [closed]

I'd like to know the specs of the wheels that I currently have (weight specifically), which are present on every lower end BTwin road bike. The only information decathlon seem to list for their ...
0
votes
2answers
202 views

Will heavy tires make a difference for climbing?

I have a pair of conti 4 seasons and a pair of marathon pluses. I use the latter on a daily basis for commuting because of their puncture resistance, and haven't used the contis in a while now. I will ...
3
votes
1answer
6k views

what is the average weight of a male professional cyclist?

I just want to get an idea of what the ideal weight of a male rider is in the professional races.
7
votes
1answer
775 views

What is the average CdA to Weight relationship of a professional Road cyclist?

As Body mass increases so does its volume resulting in a higher CdA causing more drag. However CdA does not increase linearly with mass. Are there any posted weight and CdA comparisons out there for ...
4
votes
1answer
154 views

What is the total equipment weight of a tour rider?

What is the total weight a Tdf rider carries up the hill apart from his own bodyweight? The bike is around 7kg, maybe a bottle with some water.. What about helmet, clothes, shoes etc?
9
votes
5answers
2k views

How does weight influence your speed when descending?

I have recently bought a road bike and went on a little trip with a friend who is also a novice. We have approximately the same height but he weighs a lot more (I weigh 67-68kg for 1m81 and he weighs ...
2
votes
2answers
119 views

How to distribute weight properly in this situation? [duplicate]

I want to travel long distances with a mountain bike, and I have an army backpack that's wide, 55L, weights around 15-20kg total. I do not have a bike yet so I cannot test it, but I wonder if it won't ...
6
votes
2answers
483 views

Do fat cyclists bonk?

(this isn't a discussion on the attractiveness of large cyclists and likelihood of sexual congress...) In my cycling career I have varied between 22 stone and 15 stone. At 6'2" the leanest I have ...
2
votes
3answers
564 views

Bike weight limits, fatter tyre for more weight?

I have a touring bike which I use for commuting, I carry about 30 kg of tools with me usually on this pannier type thing I made on the back. And usually a work belt on the front which is 7 kg I'm ...
1
vote
1answer
382 views

2 wheeled trailer - wheel position/weight distribution

Two wheeled trailers usually have the wheels in the middle as far as I know. I understand this minimizes additional weight on the back wheel of the towing bike. But wouldn't moving the wheels back on ...
2
votes
2answers
233 views

How beneficial is it to swap bikes?

Today I finally got a couple of Urban Cruisers I ordered a while ago. For the last 7 months I have been commuting on a very heavy cheap 29er mountain bike. These new ones feel incredibly light by ...
1
vote
2answers
756 views

Hybrid bike - would like to switch to a single front chainring, what are my options?

I have this bike (19" size): http://www.bikesdirect.com/products/motobecane/elite_trail_x4.htm I'm doing some things to it to simplify it and reduce its weight for my city commute I've been doing ...
9
votes
1answer
335 views

Does ideal cadence depend on a rider's weight/size at all?

As in the question, do heavier riders tend to have higher/lower cadence and should there be any difference?
1
vote
1answer
40 views

Will a Mishiki Pueblo Mountain 20 in frame hold my weight. I go about 330 [closed]

I weigh about 330 ... Will a Mishiki Pueblo Mountain Bike 20 inch frame will hold my weight?
3
votes
1answer
329 views

How important is shoe weight?

Please do not confuse this with general weight on your bike or rotating weight. I'm onto about something completely different. Logic tells me that everytime you do a pedal stroke you need to lift ...
3
votes
2answers
140 views

Is the real world experience of riding a light bike understated by physics-based calculators?

Take the case where you have two identical riders, Joe Slo and Billy Whizz. They both weigh 75kg and have identical aerobic threshold power output. Joe has a 11kg steel audax bike, but Billy likes ...
6
votes
2answers
319 views

Power to weight, FTP and Terrain Profile

If two riders of different build rider 1 - shorter, lighter, thinner rider 2 - taller, heavier, stockier Are riding a rolling terrain. No notable climbs. A few short climbs lasting no more than a ...
1
vote
1answer
518 views

max weight that the shimano Rs400 can carry ?

I am intending to buy the shimano RS400 pair of wheels to replace my 20 spokes wheels. I intend to use them for touring and commuting when an expected heavy luggage. Was wondering the maximum weight ...
2
votes
6answers
856 views

Single-speed vs Multi-speed bike purchase

I am looking at buying my first bike as an adult. I grew up in a neighborhood that was very hilly, so am used to getting bikes with gears to be able to do hills more easily. I now live somewhere ...
9
votes
1answer
7k views

belt vs chain for what matters performance only

Let's set apart all pros/cons of chains vs belts, like: ease of maintenance, need of a custom frame, cost, spare part availability, all of that: nope. This question is very focusing only on ...
1
vote
3answers
6k views

What is the weight difference between frame sizes?

I was wondering if any one has an idea of how much more weight a larger size bike weighs. Specifically S-works Tarmac. So for example what would the difference in weight be between a 56 compared to a ...
3
votes
1answer
194 views

Hybrid bike stolen, trying to weigh factors for how to replace

I had my 2006 Trek 3700 stolen from my apartment today. I reported it to the police and should be getting at least a small amount of money from renter's insurance. It was locked with a Kryptonite ...
6
votes
5answers
1k views

How do I calculate calories burnt using my bicycle's weight?

I've just finished a long bicycle tour on a loaded touring bicycle, and I'm interested in calculating the number of calories I must have burnt over the trip. However, all the calorie calculators I ...
10
votes
8answers
3k views

Mystery flat keeps happening 3-5 times a week. Do I weigh too much for my tires?

This is a little embarrassing, so I hope no one makes fun of me... But I am a big girl. I always have been. Very big frame, big shoulders, big head, hands and feet. My whole life I've been healthy and ...
8
votes
2answers
7k views

How much faster will I be if I lose 10kg (from 100kg, all else equal)

All else being equal (power output, weather, wind resistance, etc.), how much faster will I be if I lose 10kg (going from 100kg to 90kg) while riding? Acceleration and climbing might be much ...
3
votes
3answers
14k views

Bike suggestions for a heavy rider [closed]

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 ...
-6
votes
1answer
118 views

Riding and weight loss [closed]

I previously read a post about weight loss and cycling, where the response was a link to another forum with lots of before and after pictures. Does anyone know that link? I did run a search before ...
0
votes
1answer
1k views

Cross-Bike for my size / weight

I'm 183 cm / 100 kg (220 lbs) and was thinking of buying a bike. I was looking at the following models: Trek Bike 7.4FX (http://www.trekbikes.com/us/en/bikes/city/fitness/fx/7_4_fx/) and Giant ...
3
votes
2answers
16k views

What is the max weight a standard bycycle would take? [duplicate]

I would like to get back into cycling again, however over the last couple of years I have piled a few needless pounds on. I currently weight 178kg (392 lbs), would a standard bike frame withstand my ...
0
votes
1answer
738 views

Panniers stuck in tire spokes!

I ride my bike as primary mode of transportation everyday. Recently, I decided to start using panniers for groceries, to spare my shoulders. I hooked them on to the rack on my bike, and rode to Trader ...
8
votes
3answers
2k views

Saddlebag Laptop advice

I live close enough to work that I'm able to bike there and back every day. I also pack a laptop in a backpack. I am seeking ways to reduce the weight on my back. I've only seen people use saddlebags ...
0
votes
3answers
3k views

how much of a difference does bike weight make when trying to maximize the bike's top speed? [duplicate]

Today I was at a bike shop looking at single speed bikes. I rode one, but didn't buy it because I like to bike fast, and this bike must have weighed 2x more than my aluminum road bike (the bike was ...
5
votes
3answers
717 views

New to bicycles; Bad setup, bad bike, or too heavy?

I purchased a Schwinn Meridian adult tricycle hoping to have a flexible means of exercise. After giving it a close look, I tried it with disappointing results. When pedaling from a stop, the chain ...
0
votes
2answers
177 views

Torn. Want to support LBS but they don't carry what I really want [closed]

I live in a small town with one bike shop. It is a good shop that I like a lot. I am riding an bike that I built 15 years ago but I take it there and spend money on parts and maintenance. I bought ...
10
votes
6answers
3k views

The bike Weight and Performance gain for Lightweight riders?

I keep hearing people saying: The bike weight isn't a problem, rider is. My girlfriend is only 48 kg, and a mtb hardtail usually 13-15kg (full suspension would be more like 18kg for an older one), ...
2
votes
3answers
1k views

Is there a cheap touring bike that is as light as a road bike

I want a touring bike that is as light as a road bike - basically I want a road bike with a touring bike geometry - ie around 10 or 11Kg, excluding pannier racks, and other add-ons. My price range ...
3
votes
1answer
787 views

Suggested tire pressure for an “overloaded” bike

I've got very old (10+ years) Author Mystic bike. It has 26" x 1,95" tires with suggested pressure set to 2,9-4,5 bar. Currently I have inflated them to 3,4 bar. I'm around 120 kgs and riding on such ...
2
votes
1answer
21k views

How much does a typical cardboard bike box weigh?

Exactly as per the title. This is surprisingly hard for me to google. I found one estimate of about 10 pounds, and the tech at my LBS "guesses" that a standard 30 x 8 x 53 box weighs 2 pounds. For ...