All Questions

1
vote
1answer
26 views

Discrepancy between old chain length and largest chainring largest cog method

Putting on a new chain. First counted the links on the old chain - which I never had reason to think was the wrong length. But since I felt like being thorough I also measured using the largest cog ...
0
votes
0answers
15 views

What make model and year is this vintage Trek?

Serial number x 417024 . I'm trying to identify what year, make and model this Trek. Owner says it's an Emonda ALR 1997. However from what I can see Emondas weren't made till 2015. I think it's an ...
6
votes
3answers
823 views

Does a Sturmey Archer 2 speed kick shift hub let you backpedal?

Does a Sturmey Archer 2 speed kick shift hub let you backpedal? A backpedal / coaster brake changes riding technique so much it drives me nuts; I am wondering if you can backpedal at least enough to ...
0
votes
4answers
174 views

Differences between starting a road bike vs a mountain bike?

I'm having problems getting rolling on my road bike. For some reason I have hard time hopping back into the road bike saddle. It's the pedals spinning causing my feed to lose grip, or the bike ...
6
votes
1answer
198 views

Buying a bike that has been idle in a garage for years?

A close friend who can no longer ride (illness) asked me if I wanted to buy his 2009 Trek Fuel EX 9. This bike has been hanging in his garage for 9 years and was only ridden for a couple of hours ...
0
votes
2answers
28 views

Would longer axle to crown be ok?

I have a Trek 820 2014 26 inch for which I had the lbs convert to rigid fork. The original suspension fork was a suntour m3030 which the manufacturer states has a 63mm travel for my bike size. I lost ...
0
votes
2answers
26 views

Wheel, tube and tires

My wheel shows ETRO 622 * 19. The tire on it is 700*38c. I want to change tire and tube such that the bike becomes capable for 50% road bike and 50% off road. What size of tires and tube should i ...
0
votes
1answer
19 views

Replaced axle and now clunking in back

I finally got a rear axle replaced, and all new cones on a new axle... I assembled it back together with 7 or 8 of the bearings in on each side and some grease, put it all back together, put the ...
5
votes
1answer
3k views

Can I replace 700*23C tire with 700*28?

I have Trek 1.1 with currently 700*23C tyres. I need to replace them but the one available in market are 700*28 Can I use this size as replacement? If yes, what'll be advantage and disadvantages?
1
vote
2answers
84 views

How to get grease out of my brake rotor holes

I got an as-is bike used that came with disc brakes. Both brakes squealed so I cleaned both rotors and both sets of pads. That fixed the back one but not the front one. I removed the pads and noticed ...
6
votes
3answers
13k views

Is it possible to remove a coaster brake from a preschooler's bike?

My boss bought her 4 and 3 year old a bicycle for Christmas, but she didn't notice that one had double hand brakes and the other has only a front hand brake and a coaster brake in the back. The 4 ...
3
votes
1answer
25 views

Can I repair this valve stem hole?

Today I got a stick wedged between my frame and tubeless valve stem. In addition to snapping the stem I widened the hole a bit. Any suggestions on how to fix it? Current plan is to go over the whole ...
0
votes
1answer
26 views

Does any know what type of bike this is?

Does anyone know what kind of bike this is?
3
votes
1answer
30 views

Prevent internally-routed cable housing from vibrating against frame

The rear brake cable and housing are internally routed through the top bar of the frame. It rattles around when riding on bumpy roads and sounds annoying. What's the best way to mitigate this?
1
vote
0answers
13 views

What is the thread size/measurement of the derailleur barrel adjuster?

The barrel adjuster threads on my commuter bike's RD have been marred when the barrel adjuster got bludgeoned on a side crash and I want to chase the threads before screwing in the replacement barrel ...
2
votes
0answers
16 views

SRAM i3 coaster brake only activating after multiple turns backwards

My son's bike has a SRAM i3 internal gear + coaster brake hub. It has recently started sometimes only activating the coaster brake after backpedalling a good one or two full revolutions. When in this ...
0
votes
1answer
399 views

bottom bracket clunking noise

When cycling my bottom bracket sometimes starts to make a clunking noise, I can get rid of the noise normally by doing one or two strong pedal strokes. Is this anything serious does the bracket need ...
1
vote
0answers
22 views

Is new Hozan spoke thread roller better than old one

I have tried to use the old Hozan spoke thread roller (model 700), and have been deeply disappointed. I tried to follow instructions provided but all spokes it produced were either with too shallow ...
0
votes
1answer
22 views

Cannondale MTB hydraulic brakes

Brake lever pulls straight in to handle bar and brake not working, have tried putting more fluid in but it’s still not working,has anyone got any ideas?
1
vote
1answer
33 views

Convert urban/hybrid with hydraulic disk brakes from flat handlebars to drops

I have a urban style bike that I want to convert from flat bars to drops. Can anyone suggest brake levers that: will be compatible with the BR-M355 calipers that came with the bike will be ...
20
votes
11answers
8k views

Cycling to work - 30 mile return

I have recently made the decision to commute to work via bike. It’s about 14 miles each way (so just under 30 miles return). I initially started on my old bike but it clearly wasn’t really appropriate ...
2
votes
2answers
73 views

Wheel build sanity check

Am a little scared now. It's a 700c rim am trying to build. Trouble is it's an offbrand Rodi rim so there isn't any official data I could use. I measured between spoke hole to spoke hole and it ...
2
votes
1answer
138 views

Chain link speeds

What are the different chain link speeds and why are they important or what is the difference? I have recently broken one of my chain links on one side while cycling. Wishing to fix it I discovered a ...
0
votes
2answers
75 views

What model of bike does Jock use in the film Young Offenders

Its the guy on the left / red bike if you have not seen the film. For that matter any of the bikes jack uses in the film would be good to know. White Bike Black Bike Yellow Bike More bikes
5
votes
4answers
16k views

Learning to ride fixed gear: Clipless or not?

Which strategy is better for learning to ride fixed gear, if you're already comfortable with clipless pedals: Flat pedals at first, clipless after you're comfortable with being unable to coast. ...
2
votes
1answer
41 views

Mystery Ladies Bike

I haven't ridden a bike in more than 40 years, and just got a used one knowing very little other than it rides nice. Is that a K-Mart logo under the handlebars? I honestly don't know. If anyone can ...
2
votes
2answers
61 views

Pedals with largest outside platform area

I am 86 years of age with RA and badly splayed out feet. I already have pedal extenders on my custom 350 watt ebike trike (on a Biria frame) and have wrapped rug/carpet laying tape around the pedals ...
0
votes
1answer
44 views

Chain/rear derailleur off

I haven't been on a bike in years, and just picked up a used one to get into riding (2013 Specialized Hardrock). The rear gears aren't shifting properly, it seems to only move between the 2 smallest, ...
3
votes
4answers
40k views

Disadvantages of Riding Larger Frame Sized Bike than Reccomended Frame Sized Bike

I unconsciously bought a bike which's frame size is larger than recommended. (My height is 163cm bikes frame size is for people 174-190cm) (I dont have any problems with reaching ground with my feet ...
-1
votes
1answer
45 views

Help Me Identify My Old Norco Bike

I bought this bicycle second hand two years ago. The previous owner did not mention the model or year. I messaged a Norco customer service representative. He couldn't pinpoint the model or year, but ...
3
votes
2answers
90 views

E-Bikes and Kid Trailers?

Anybody know if you can attach a kid trailer (example: https://www.buybuybaby.com/store/product/burley-bee-bike-trailer-in-yellow/1061738171?skuId=61738171) to an EBike? I have a huge hill to go up to ...
1
vote
1answer
38 views

Keeping a 2006 Giant SCR 3 on the road - 9 speed to 11 speed?

I have a Giant SCR 3 which was a freebie from a mate, who had it new. It's approx a 2006 I think, and I've had it about 5 years. I've spend a relatively small amount along the way at the LBS, ...
-1
votes
3answers
448 views

Frame adjustment for engine

I want to turn my bike into a motorized one, but i can't get engine clearance because the 2 tubes in the picture are so wide on my bike. I was wondering if I cut those tubes and replace them with ...
-2
votes
1answer
107 views

How can one stop brakes from screeching?

I'm hearing that annoying sound when you use your brakes and you get the chills from the screeching sound. I have disk brakes and a relatively new bike, about 1 month old. I had the same problem on ...
1
vote
2answers
125 views

Bike making random noises after being lubricated

I bought a second-hand bicycle two weeks ago. Everything seemed to work like a charm; smooth rides; no noises whatsoever. However, lately I decided to oil it. I think that I put excessive amounts of ...
10
votes
6answers
454 views

Just how bad are bottle dynamos?

My tourer has a dynamo front wheel, which is great. It's so handy* that I ended up using it for most of my commuting over the winter, despite having a hybrid that should serve as my foul-weather ...
1
vote
1answer
62 views

Disc brake rub problem

There are a lot of answers for this topic already but I haven’t been able to fix it yet. When my disc brake caliper bolts are loose the rotor does not rub but when I tighten them the rotor rubs. I’ve ...
-3
votes
1answer
35 views

Format or Fantom which is best bike? [on hold]

I am planning to but format sin11 it cost me Rs.16500 & for fantom superlite alloy cost 15000. Which is best ?? Is front suspension important coz format dont have it ??
-4
votes
1answer
44 views

Help please with this picture. Bmx frame

any help please with this picture would great. Any info. Trying to find out the make off this bmx frame. The serie number is r87071855
22
votes
4answers
5k views

Pedaling at different gear ratios on flat terrain: what's the point?

I have seen many cyclist pedaling at different gear ratios on the same (flat) terrain and cruising at (roughly) the same speed. They move quite fast, but when I look at how fast they pedal, I realize ...
0
votes
2answers
53 views

How can I get a detachable bike light (300+ lumen) that runs off of AA or AAA NiMh batteries? [on hold]

I have a large supply of NiMh rechargeable batteries that I use for all my gadgets. I have several small very bright LED flashlights that use these. My question is how can I get a strong bike ...
4
votes
1answer
42 views

Deore XT Power Crank

I have an Ultegra Crank set. I also have a Deore XT 175mm left side power crank. Can I use this on a road bike?
6
votes
2answers
1k views

Why wear sunglasses in indoor velodromes?

I've watched a fair amount of UCI world cup track racing in the past year, and I've noticed most cyclists are wearing sunglasses in indoor velodromes. Sometimes they're aerodynamic visors, but more ...
0
votes
0answers
25 views

Clarks Exo hydraulic brakes can't get fluid in

my son has a Carrera Kraken which is fitted with clarks exo hydraulic brakes. he mistakenly cracked off the bleed nipple last week causing the front brake to be pretty much non operational. I ordered ...
6
votes
2answers
155 views

How do I clean the inside of my frame? Is it even necessary?

I'm trying to fix up a bike that has been abandoned outside for a while. When I first turned it upside down, rust brown water started coming out of holes in frame around the rear stays. I've fixed it ...
15
votes
10answers
5k views

How to slow yourself down (for playing nice with others)

I have a road/touring bike that I take on longer rides with other folks. Sometimes other folks are riders of similar ability, and sometimes not. When I ride with people who ride slower, rather than ...
2
votes
2answers
198 views

I think I bought the wrong bike

A few weeks ago I decided I would start commuting by bike since I live in a central location in a fairly bike-friendly city (mainly to campus, work, gym, etc), through roads, and trails that are not ...
0
votes
1answer
33 views

Vintage shimano chain ring part numbers

I have several vintage NOS chain rings with part numbers. Is there a way to look them up to see what the specs are? Example: I have 4 rings with 24T, 68BCD: two of them have part# 17L24000 stamped ...
0
votes
1answer
89 views

Are thru-axles generally hollow or solid?

Need to know if these thru axles (of any size) have an internal diameter or are completely solid. How common is each type?
4
votes
2answers
155 views

FSA Omega BB30 spindle comes out of drive-side crank

I have a Cannondale CAAD Optimo Disc Tiagra that came with the FSA BB30 bottom bracket and the FSA Omega BB30 50/34 crank set pre-installed. A couple of weeks ago I noticed that the chain started ...

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