0
votes
1answer
5 views

Choosing new tires: can't find my size on schwalbe site

My bycicle is Merida Crossway MD-40. I Measured the tires and got the following numbers: 701mm x 41mm. Or 27,42 In x 1,6 In. I wanted to buy one of Schwalbe tires for it. But to my surprise my size ...
0
votes
0answers
17 views

Semi-slick 29x2.4 (or larger) tires [on hold]

I have a set of Velocity Dually 29” wheels. The interior rim width is 39mm. I currently have Surly Knard tires but get a lot of buzz when riding on pavement. Ideally, I'd like a set of tires that run ...
2
votes
2answers
90 views

How can I check if my bike is safe for touring?

I have an old second-hand bike that I use daily for commute, and in a few weeks I want to take it on my first bike tour around Europe. I'm a bit worried, since the bike is quite old (has some rust ...
1
vote
1answer
26 views

Do I need a different bottom bracket?

I have a road bike that has a triple chainwheel setup (48x38x28)in which the chainwheels are not replaceable. (Made by SunTour) The middle chainwheel has broken a tooth so the whole thing needs to ...
0
votes
1answer
34 views

Headset wobble after tightening

I own a Cannondale Super Six 105 (Ultegra now) Carbon 2012 bike and I can't stop the wobble in the headset. If I tighten down the top cap (with 6mm hex) I can get rid of the wobble (hands on the ...
1
vote
0answers
23 views

What kind of German bike is this?

I want to buy this second-hand bike but the person selling it lives in a different city and I can't go there at the moment. However I can't explain it but I really like the bike even though I only ...
3
votes
1answer
218 views

Are all folding pedals a bit… bendy?

I have recently acquired a folding bike. One of the most irritating things is the folding pedals, as pictured: Pedal in folded position Pedal in deployed position, ready to ride Close up of ...
0
votes
1answer
22 views

Can I convert a 1x9 speed Madsen kg271 cargo bike to a 2 or 3 x 9?

I know most these days seem to want to go the other direction, but my partner would like more gears on this heavy cargo bike that can be tough to pedal uphill. I think the frame has all of the ...
2
votes
2answers
43 views

What is the advantage of a “compact crankset” vs changing a chainring?

It seems that I'm old (my last good bike had a 5-speed freewheel and shifters mounted on down tube braze-ons - they were indexed, though!), and I've been out of cycling for quite some time. I've seen ...
0
votes
0answers
38 views

rec: lightweight, breathable, waterproof bicycle commuter backpack [on hold]

I own a bike and I'm looking for something like this: Bicycle Backpack Travel Rucksacks Road Cycling Bag Knapsack Running Mountaineering Packsack 12L-in Backpacks from Luggage & Bags on ...
0
votes
0answers
27 views

The sprocket wheel on my Shimano Nexus 7(SG-R46) no longer rotates freely when free-wheeling my bike

The hub has just been serviced at a bike shop. With the bike on a work-stand, the rear wheel rotates when I turn the pedals backwards. There is a lot of resistance if I hold the wheel and turn the ...
7
votes
1answer
1k views

Found at an Estate sale [on hold]

I have an opportunity to buy this bicycle. No idea what it is or what its worth. Any help would be appreciated
5
votes
1answer
32 views

Replace my stock crankset and cassette for a 22-32-42t crankset and a 11-40t cassette on recumbent trike?

I am leaving on a coast to coast tour starting in Florida and ending in California this November. I have a Catrike Expedition with a 30-39-52t Truvativ Elita and a 11-30t cassette with a 26" rear ...
4
votes
2answers
205 views

Need I mount my wheel flush to the top of my fork ends?

Using 28c tires with a recently purchased carbon fork, I found I had only ~1mm of tire clearance from the top of the brake caliper. However, if I mount my wheel slightly lower in my fork ends so that ...
1
vote
1answer
64 views

When should a disc brake be replaced?

I've had my bicycle for about three and a half years. I use it just about every day, for a total of 30 kilometers of commute a day. The problem is that my disc brakes have started making weird noises ...
0
votes
1answer
53 views

Indexing 6 sprocket rear derailleur, having trouble reaching largest sprocket

I'm trying to index my rear gears after replacing my 6 sprocket freewheel. I've set the limit screws fine, but I didn't have enough play in the barrel adjusters to make much adjustment, so I undid the ...
3
votes
0answers
37 views

Uncut steerer tubes too short for 21" Frames

I am restoring two old bikes a 1996 Trek 8000 and 2000 Fuji Aloha. Both are 21" frames. The problem I am having is getting forks that do not cost $1000 and have steerer tubes with sufficient lengths. ...
1
vote
0answers
19 views

Schnell Flame Suspension Configuration [on hold]

Do anyone have any idea about Schnell Flame Suspension Configuration like bounce absorption, jump capabilities, pot holes*disk brake measures etc.
1
vote
3answers
70 views

Stripped threads on left crank on the first ride

I just purchased a new road bike and had a friend assist me in the assembly. There must have been a problem because it fell off after only 2 miles of riding for the very first time. I used a pedal ...
0
votes
0answers
14 views

Road bike/3x7 shimano - Upper gears shift fine, Gear 1x7 unreachable [duplicate]

Getting it to shift down into gear 1 on the crank arm gearset is almost impossible unless I manually derail the chain with my foot on the fly while rapidly trying to prepare for a steep hill, etc. ...
0
votes
0answers
29 views

Avid juicy three piston popped out when bleeding without block

So, First time bleeding juicy three brakes. I bought a cheap bleeding kit, didn't use a bleed block and the piston was pushed out.Feel a little stupid now. Pushed piston back in and let the excess ...
5
votes
1answer
68 views

Rear wheel won't move or keeps falling off

This question is in regards to my X-treme trailmaker bike. I removed the rear wheel in order to replace the inner tube. However, I cannot seem to reinstall it properly. When I tighten the two nuts on ...
0
votes
0answers
36 views

Is there room for a 34 cassette on the Cannondale CAADX 105?

So, the Cannondale CAADX 105 comes with a Shimano 105 5800, 11-28, 11-speed cassette. Anybody knows if there is room for a 32, or even better; 34? The Hills! The Hills!
4
votes
2answers
38 views

Replacement cassette for Schwinn Jaguar 7-speed?

How would I figure out the correct replacement for a 7-speed Schwinn Jaguar cassette? I'm newer to working on bikes (but lots of automotive experience). Got this bike inexpensively. Chain keeps ...
0
votes
1answer
104 views

Road Bike Wheel Replacement

Simple question for a new cyclist. I want to change my wheelset to these (http://www.rolwheels.com/wheels/wheel/volant-r-t). Will they be compliant with my current bike? (https://www.norco.com/bike-...
5
votes
3answers
2k views

Is there a type of bottle cage that doesn't scratch bottles?

I have bottle cages similar to these ones and I don't like that my bottles get scratched after a while. Will this also happen with plastic or carbon fiber cages? I don't like the idea of having to buy ...
0
votes
1answer
51 views

Packing bikes to send overseas

I just bought two bikes in Australia and I'm wondering the best way to pack them and ship them to my country. They're sitting at a relatives house right now. I'll probably send by ship due to cost so ...
1
vote
1answer
40 views

Do all 10-speed chains fit 3x10?

I'm wondering if all 10-speed chains fit to 3x10. A lot of webshops say that the chain is "for road bikes 2x10" or something like that. Or nothing at all. The chain I have right now (Shinano CN HG-54) ...
4
votes
3answers
143 views

How much longer will my 10 year old frame last?

My friends say it will last forever, and not to worry about it. Online results show anywhere from two years to 25. I have no clue what to expect!! Let me give some context. I bought a decade old ...
2
votes
1answer
49 views

Ordered a pair of Fizik R4s a size too big. Will it make a difference?

About a month ago I ordered a pair of Fizik R4 shoes, they recently came in and I was ecstatic that that looked so good IRL. So ecstatic that when I saw the 12 on the side of the box I didn't realize ...
-2
votes
1answer
69 views

S3 direct mount screw specifications [on hold]

I need to find replacement s3 direct mount screws. What are the specifications of these screws?
0
votes
0answers
80 views

Ants infestation on bicycle

During the recent trip my road bicycle was mounted on the rack on top of the car, and since I didn't wrap it, nor used the cover, flies and other small insects got stuck on the frame and handlebars. ...
3
votes
4answers
83 views

stop air leak when disconnecting inflator from presta valve

Presta novice question. When removing the adaptor and quickly screwing the inside core down, air escapes. I've changed from a short Zefal pump to using a compressor. The tire says 50-60 PSI, but by ...
0
votes
1answer
40 views

Can a carrera valor mountain bike be converted to disk brakes? [duplicate]

My Carrera valour mountain bike currently has v-brakes but the are not very good and to be honest they look a bit tacky compared to disc brakes, is it possible to convert it to disk brakes, because I'...
0
votes
1answer
17 views

What bottom bracket fits a Truvativ E450 crank?

My bike has a crank that is so cheap that you won't find it mentioned on SRAM's web pages. This cheap crank is a Truvativ E450, and it has a square taper bottom bracket that is worn out and needs ...
8
votes
3answers
219 views

Am I ready for a century?

I've just learned of a local century ride that is only 2 weeks away. I'd like to join, but not sure if I'm ready. I've been commuting by bike for the last five years. The last year of my commuting has ...
39
votes
5answers
7k views

Leaving lock on the parking rack - is this rude?

We have a bicycle parking rack near the office building. It's rather large: for about 30-35 bikes. Someone has left their lock (chain or whatever) locked around one part of the rack. So, I've got ...
1
vote
1answer
76 views

Tall rider - good cockpit/body position for downhill

I have been riding mountain bikes since a long time, and I am riding only downhill/bikeparks since 2009. I've had several bikes, but I've never been in a real comfortable position when riding (or if I ...
1
vote
1answer
71 views

My brakes get mushy under heavy pressure

I have some Avid Juicy 5 on my Specialized SJ FSR '08 and the front brake gets mushy and looses brake power on long downhill trails. Do I have to purge the brake lines to get performance back on ...
0
votes
1answer
32 views

Replacing Trek front suspension fork

I have a Trek 26" Y-frame with beat-up, hardly functioning, yellow generic front fork. I'd like to replace the fork with a Rockshox Yellow Quadra or a Judy. Will they work on my bike? Thx
1
vote
0answers
46 views

Bicycle tire date decode

I bought a new bike for my 3 year-old. 12.5 inch tires, "yida" seems to be the brand name. My earlier research suggests that some bike tires have date codes, in the form of circles with an x in it, ...
0
votes
1answer
53 views

How to understand tyre sizes? [duplicate]

I'm a cycling beginner and am trying to purchase spare inner tubes from amazon. The tube sizes are usually given as: 20-622 - 25-630 27x3/4 - 27x1.00 700x20c - 700x25c How should I understand these?...
0
votes
0answers
30 views

Using SRAM Rival x1 with 11-42 cassette

I have a SRAM Rival x1 setup with 42 tooth chainwheel and 11-36 cassette. I'd like to fit a lower bottom gear and understand a Shimano xt cassette will work. I have two questions How can I tell ...
5
votes
2answers
176 views

Inner tube blows up due to rim holes

I've decided to cycle to work and got myself a new bike. When the bike arrived I inflated the tyres to 80psi (20 below recommended) using a track pump. Instantly the inner tube blew up. I thought the ...
0
votes
1answer
64 views

How to know the size of the parts of my bicycle? [closed]

I want to change the crankset, cogset, rear derailleur gears, and the chains. My bicycle has 3 gear on front and 7 on the rear. The bicycle frame is 51. I do not know how to choose between different ...
0
votes
1answer
59 views

Tires shedding black threads

Around the rim of my Bontrager tires, which are about 6 months old, there are small thin rubber thread-like fibers coming off. The brakes do not rub. I ride a Trek 7100 on asphalt roads, with several ...
3
votes
1answer
136 views

My chain is catching on a part for which I don't even know the name

A couple of days ago I was riding my bike and when I hit a hill and was shifting down through my gears, the chain slipped off the gears. I hopped off the bike and walked it back home, flipped it ...
1
vote
1answer
81 views

Bike Fit Confusion

A friend of mine has just purchased a 2016 Trek Emonda SL6 in a 54 cm frame size. He is 169cm tall and according to the Trek sizing chart (attached) he could fit a 52 cm or easily fit a 54. The ...
0
votes
1answer
45 views

Building a traveling bike, frames and components: where to buy in Europe [on hold]

I am about to either buy either build a bike for medium-long travels, and I am struggling with differences between the european and american market offer (I live in France). Talking about the ...

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