Questions tagged [size]

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1answer
110 views

Does the size of a bike tire matter when going up and down hills?

I am doing science fair and my question is if the size matters when going up and down hill on a bike. I looked all over your site and I couldn't find anything about the size of a tire for going up and ...
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0answers
21 views

What size of tyres can I use on my BTwin Original 5? [duplicate]

I own a hybrid, BTwin Orginal 5 which is almost 5 years old. Lately I've been doing a lot of road cycling. This bike comes with 700x42c ISO 44-622 size tyres which weigh in around a kg per pop. I wish ...
2
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2answers
221 views

Which size SKS Bluemels will fit my frame - 35, 42, 45?

I'm thinking of getting full mudguards for my road bike, the Triban RC 520 , (details here) , and the manufacturer's page tells me that it comes with 700 x 28 tires and the frame is compatible with ...
0
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1answer
37 views

I have a Dahon Mariner, can I replace 20x1.6" tyre with 20x1.79? [duplicate]

I have a Dahon Mariner Bike. Can I replace a 20 x 1.6" back tyre with a 20 x 1.79" tyre as I can't get hold of a 1.6?
2
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2answers
87 views

Is cyclocross tire (CX) taller than normal road bike's?

According to the specialized website, the 54cm crux 2021 comes with 700x33c cx tires. https://www.specialized.com/us/en/s-works-crux/p/171342?color=271648-171342&searchText=91420-0046 And, its bb ...
5
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2answers
284 views

50cm road bike for 5'8 height

The road bike I'm planning on buying is only available in 49cm and 50cm. Will that be okay given that my height is 5'8/9?
1
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1answer
75 views

Need assistance identifying new wheel options for Araya VP-20 26x1.5 ETRTO 559

This is very similar to the question answered for "Need assistance identifying new tire options for Fuji 4130" (by 0-Biker) and answered by "Argenti Apparatus" but I couldn't add a ...
0
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1answer
91 views

Can a regular diamond frame bike be packed to fit as standard airline carry-on luggage?

I've been looking into possibly taking my bike with me on planes as carry on (not checking in). This is for (i) avoiding the extra cost of checking in oversized luggage and (ii) avoid breaking any ...
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2answers
61 views

What size would be appropriate for me? I'm 173 cm or 5 feet 8.11 inches tall. The frame sizes I'm getting are 16 inch or 17.5 inch

I'm looking to buy the Hercules Roadeo A50 bicycle. (Hercules Roadeo A50) I'm confused about which size I should get : medium (16 inches) or large (17.5 inches) I looked up some conversion tables ...
2
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2answers
148 views

How to determine which size spoke wrench I should buy?

I was advised to use a dedicated spoke wrench (not multitool) when possible, so I am looking to order one online. How can I determine which size I need before ordering it? I do have a multitool with ...
4
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3answers
290 views

Properly sizing a frameset online (Ritchey Road Logic)?

Longtime lurker, first-time poster. My frame is cracked and I have mostly decent parts so I am thinking about just buying a frameset and paying the LBS to move stuff over. A friend suggested I look ...
-3
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1answer
52 views

Weight and size capacity for pedal cars

Hi i recently became interested in pedal cars and i know this says its a bike website but was hoping someone could help me figure out the weight and height capacity of one cause i cant find any info ...
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0answers
27 views

Changing tire from 26×1.95 to 26×1.75 [duplicate]

Can i change a 26×1.95 tire to 26×1.75 tire on the same wheel? If possible,am i need to change the innertube also?
3
votes
3answers
489 views

Correct frame size, will 56 and 58cm work?

I'm new to bicycling (I have a 7 speed HEAVY beach cruiser I use for 10-20 mile rides). I am looking into used road bikes now. I checked several places to measure what size frame I should get for a ...
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2answers
87 views

Beginner road bike [closed]

Completely new to biking. Need some suggestions for road bike that I can buy from nearby retail store or online. Can someone suggest some decent models for 10 to 25 mile rides. Don't want to spend ...
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0answers
46 views

Should I get a downhill bike a little bit smaller size?

My question would be is if I should buy a YT Tues CF 27.5 2017, size M when my height is 181cm, and the bike's chart goes up to 178 cm. And it is used by the way.
3
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1answer
149 views

Are my cycling shoes too big? With 3/4 inch of room

My shoes came in the mail and I have about 3/4 inch of room to the end. On a short ride I didn’t notice any slipping when I had the boa tightened all the way up. I also don’t have any hotspots or ...
1
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1answer
279 views

Front axle cone replacement - sizing

So I am trying to replace my pitted front axle cones, but struggling to find the parts of the right size. My axle diameter is 9.4mm on the thread and 8.8mm on the smooth part, and respectively the ...
1
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0answers
44 views

Old French Road Bike - Chain Size

I dusted off an old steel frame french road bike (circa 1980) and have been enjoying the summer riding so far. Unfortunately I managed to snap the chain on it. No big deal, put a measuring caliper on ...
2
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1answer
52 views

Differing tire sizes on tread and side wall

While working on my bike the other day, I noticed that there's what appears to be a tire size on the tread. It says 27.5x2.35 Thing is ... this is a 29 inch tire. It also says so on the side wall, ...
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1answer
26 views

Size 29×1.9/2.125 inner tube into my 700×40

I just put a size 29×1.9 inner tube into my 700x40 hybrid tyre. Is it safe to use? Thank you
1
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1answer
2k views

What size adult tricycle? [closed]

I am 5 foot tall (152 cm) and have a 25 inch (63.5 cm) inseam. I am unsure as to which size of wheel/frame to buy. Also, recommendations for adult trikes, no more than $400 would be appreciated.
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0answers
50 views

MTB size for a tall guy

I'm out looking for a new full suspension XC bike. I've had an Epic 3-4 years ago. I've had a little break until now. Normally I would choose a size XL any day, but I've seen some pro's sizing down. ...
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0answers
46 views

Would too small of a mountain bike frame cause lower back pain?

I'm just under 6' 2" and recently got a Large transition patrol. I'm right on the cusp of needing an XL frame. Anyway, I had a Large patrol before and am noticing now as I did then that my lower back ...
1
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0answers
184 views

What size tyres will fit my wheel? [duplicate]

My bike wheel was recently stolen and I found this old Bontrager AT-550 wheel in my shed. It's a 29er from my research and I'm wondering what size tyre would fit that would be decently smaller than ...
8
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3answers
2k views

I think I chose the wrong road bike size

I went to a local bike shop a couple days ago and picked up a road bike. I think I chose the wrong size. I bought a medium size instead of a small. I’m 5’7 and I feel comfortable during the first two ...
2
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1answer
326 views

Do tubed tires fit all rims, or is there anything I should watch out for?

My bicycle is about 25 years old and for the past decade has been sitting out on my balcony (dry, but outside temperature, which around here means from -15°C to +40°C or so). Lately I've been thinking ...
0
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1answer
53 views

Looking to get correct size bike

I'm 59 years old, 6'6" with 36" inseam, I presently have a carbon Teschner road bike. looking for at either a gravel bike or hybrid bike I have not decided yet, but my main concern is getting the ...
1
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1answer
39 views

Settings in my computer

I have a Trek Silque, 2017. What centimeter size should I be using in my computer for figuring correct distance?
4
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1answer
149 views

Suitability of open sided bearings for frame pivots

On a 10 year old bike I am trying to replace miniature frame pivot bearings which measure 9mm x 17mm x 4mm, pictured below, and are sealed with 689z stamped on. They must measure the same dimensions ...
8
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3answers
2k views

Which measurements are most important to consider for tall men?

I am 6'8" and 255lbs so my figure is a bit between Kevin Durant (not as skinny) and Lebron (in shape but not as muscly). For smaller bikes such as what you would find in Wal-mart, I frequently see ...
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0answers
37 views

Different size tyre has arrived than ordered [duplicate]

I normally get my local bike shop to change my tyres but due to the COVID19 Pandemic they are not open. I have a Ridgeback Terrain 2 that came fitted with 27.5 x 2.10 tyres I ordered that size of tyre ...
1
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3answers
2k views

Tire size conversion from 700 x 23c

A tire with the size of 700 x 23c, when changed to inches, what is the diameter and what is the width?
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2answers
128 views

Frame size is smaller than recommended

I'm 191 cm tall and I want to buy UPTEN ZERO, the problem is the biggest frame size is "L" and is adapted for (173cm - 185cm) only, my question is it ok to ride a small bike? dose it effects me or ...
1
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0answers
46 views

Putting a wider tire on my bicycle [duplicate]

Can I put a 24x3 inch tire on a rim that is normally for a 24x 2 1/4 inch tire
1
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2answers
294 views

Bought a frame one size larger, how to fit for slightly smaller rider?

I've recently bought a frame that is about one size larger. It's a 22" frame and my height is about 5'9". I had a choice between the 22" frame and an 18" frame so I chose the frame that was a bit ...
0
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1answer
109 views

What pedal cage is compatible with size 14 shoe?

Are there toe clips/straps that are oversized to comfortably fit a men's 14/15 shoe?
1
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1answer
713 views

Bike too big or just fine ? modification required ? Need pro advice

Hi I accidentally refer to wrong bike fit and purchase online a 20" Frame Mountain bike (XC hardtail)! While the bike is about 20" (51 cm) Frame , I'm about 175 cm (5 foot 9 inches tall and go 79.x ...
0
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2answers
784 views

What wheels would fit my bike?

I have a specialized pitch, unsure of the year, and my rear wheel was stolen. I have the front wheel which had the marking "ETRTO 584x25c" on it What does this mean and what sizes of wheels would ...
1
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0answers
470 views

What are the axle nut sizes on the brompton?

What are the exact specifications of the nuts used on the various axles of the Brompton bicycle? Specifically, I have a 2016 M6R black, but I would appreciate it if you listed the specifications for ...
2
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1answer
669 views

Can I fit a 32-622 tire on a 32-630 rim?

Can I fit a 32-622 tire on a 32-630 rim? The tire diameter is 8 mm smaller than the rim, so it's going to be tight - but will it fit with some extra force, and might there be any other problems?
5
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2answers
2k views

32-622 tire too small for 622x19 rim?

I recently bought a Mavic A 319 rim with ETRO 622 x 19C and Schwalbe Marathon 28" tire with ETRO 32-622. Based on the tire sizing chart found at Sheldown Brown (https://www.sheldonbrown.com/tire-...
1
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0answers
230 views

Sizing a hybrid bike

I'm 180cm tall, with a bicycle inseam of 81cm (without shoes) and a wingspan of 190cm. I'm looking at the Cannondale Bad Boy 1 2019 hybrid bike which you can see the geometry for here. Based on my ...
1
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1answer
776 views

Is a 22 inch road bike appropriate for a 5'9" person? [closed]

I am admittedly a beginner and looking to purchase a used single speed bike just to casually use around the neighborhood. I came across this listing: https://nashville.craigslist.org/bik/d/...
2
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3answers
1k views

Can I ride a big bike?

I am a MTB beginner and I just bought a used Giant stance 2. I knew from the beginning the bike is bigger than I should have, but it was a good deal. The bike frame is XL and I am 6’. Based on Giant ...
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2answers
512 views

Trek Tire Fit Exchange [duplicate]

Can the 700 x 38c tire on the Trek DS2 be used on the Trek Verve 3 which comes with a 700 x 45?
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2answers
3k views

Can I put a 700 x 35 tire on a Cannondale Quick 2 that has a 700 x 28 tire? [duplicate]

I usually ride roads with my 700 x 28 tire, but want to do a trail that has a multitude of surfaces. So can I put a 700 x 35 on this bike?
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2answers
2k views

wheel size confusion

My bike is a Genesis Day One 2011 originally Alfine 8 hub, only thing is I bought it as a fixie without the hub. I wish to purchase an Alfine 8 hub and wheel and revert it back to it's Alfine 8 glory. ...
0
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3answers
445 views

How much can we change our bike wheel diameters before needing another bike fit?

How much can we change our bike wheel diameters before needing another bike fit? If we change the size of our bike tires, it raises or lowers the front or rear of the bike. That means it can affect ...
0
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2answers
210 views

Change from 2 chain rings to single chain ring on a MTB. What size should I take?

My current drive train is pretty much used up and needs replacement. I thought with this occasion, I could replace my curret drive train (2 chain rings, 10 speed cassette) with a singe chain ring and ...