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1answer
39 views

Campagnolo Ergopower Chorus 9 inaccurate shifting

My Chorus 9 Speed Ergo-power (~2005) got inaccurate during shifting. The local bike repairman couldn't get the dérailleur to shift properly. Sometimes the chain don't jump down or up after shifting. ...
0
votes
0answers
47 views

Replacing crankset on early-'70s Motobecane 10-speed

I need a replacement crankset for my Motobecane Nomade 10-speed road bike (early '70s model), but am not quite sure what I even have at the moment and, once I know what I can use to replace it with, I ...
0
votes
2answers
59 views

cannondale cadd10 105 crankset replacement

I had a terrible crash on my Cannondale CADD10 105 (11spd) and wrecked the crankset (the bigger ring bent). It is FSA Gossamer Pro, BB30, 52/36 from the website. Is there an identical one available ...
1
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2answers
72 views

120 mm fork with a frame designed for 100 mm fork?

I have a Cube Reaction Team 2011. It came with a Fox Alps 32 fork, 100 mm travel (26"). The fork is now ruined and I need a replacement (on a rather tight budget) and I found a good price for a ...
0
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2answers
35 views

Replacing my bottom bracket. I need help IDing a replacement

So I have owned a Swhinn Network 3.0 (21-speed. Square tapered BB. All aluminum) for almost 5 months, and at about month 3 the bottom bracket started giving me some noise. I work in a bike shop on my ...
0
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1answer
113 views

Is my six-year old touring bike worth repairing?

My touring bike (which I use for commuting) needs repairs which will cost £200... half the price of a new one. I am not mechanically-minded.... and I am too busy and too old to learn! A new bike ...
1
vote
1answer
113 views

Swapping a road bike frame for a bigger one?

I happened to be given a decent bike - Trek 1000 - in a good condition. The only problem is that the frame is only 56 cm while I am quite tall so I need ~62 cm. Is it possible to take all the nice ...
1
vote
1answer
128 views

Upgrading a heavy duty bike

I have been using my bike for about 10 years for daily commuting and occasional traveling. It is a "trekking cycle" with a flat handle bars. I use it mostly for road riding, i.e. on streets and paved ...
0
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0answers
293 views

Replacement crankset for Shimano SG B 52/39?

I have a very basic Specialized Allez (XL frame) street bike (pictured in my avatar) with a cheap SG B52/39 chainring needing replacement (warped and wearing out after two years of daily use). But ...
1
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1answer
786 views

Replacing Tiagra 9-speed shifter with 9-speed 105 or Sora shifters

So my handlebars were stolen from my Salsa Casseroll the other night, levers and all. (Argh.) The bike has a Tiagra 9 speed triple drivetrain, and Shimano discontinued Tiagra 9 speed hardware, leaving ...
0
votes
1answer
247 views

SRAM Rival brake caliper screws/bolts are rusty, how to replace?

I have a full SRAM Rival groupset from 2011. Having used it in humid and rainy places for a while, most of the parts are OK, but the small button-head screws (or bolts?) in the QR pivot for the brake ...
0
votes
2answers
264 views

How to find compatible cranks?

The threads on both cranks got busted due to putting the wrong pedals by the shop (here is my post with details) so I need to find replacement. How to find compatible cranks? My bike is Carrera ...
2
votes
2answers
115 views

What Type of Brake Pads Should I Look For?

The brake pads on my bike have worn out, so I ordered a new set online, and after I spent a lot of time trying to adjust them, I noticed it won't work as they're not long enough to grip the rim when ...
1
vote
1answer
159 views

Choosing New Rims/Hubs & Assessing Size

I have a 10 year old Trek 7300 FX hybrid which came with Matrix 750 double walled rims. "559 x 19" is marked on the sticker of these rims. The tyres fitted are 700 x 38C (622) - I'm assuming (should I ...
1
vote
3answers
283 views

I just replaced my cassette, do I need replace the 2 month old chain?

I replaced both my cassette and chain in July (2.5 months ago). For some reason my chain started skipping when I was in the smallest cog in back. I took it to a shop, they could not find anything ...
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votes
2answers
120 views

How do I replace road brakes?

How do I remove my old (Shimano Sora) brake callipers (dual pivot) and replace them with new (Shimano 105 5800) callipers? (This is the bike if you want to know more components details).
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votes
1answer
69 views

How do I replace road shift levers?

How do I remove my old (Shimano Sora) brake/gear levers and replace them with new (Shimano 105 5800) levers? (This is the bike if you want to know more components details). As a note, I'm asking ...
0
votes
1answer
554 views

Changing one of the chainrings on SR Suntour NEX crank?

I have a SR Suntour NEX (42x34x24) crankset and got my system really bad recently. But as I've used the second (34) chainring most of all I would like to replace only this one. Is it okay? Does my ...
0
votes
1answer
649 views

Replace 140mm fork with 160mm on Remedy 7 27.5 possible?

I'm Curious about whether it's possible or whether Remedy's frame is designed for such a replacement. Some bicycles makes it possible to upgrade to longer forks. I searched in Google, some people say ...
1
vote
3answers
102 views

Warranties on cycling clothing in the event of a crash?

I recently destroyed the clasp on my pair of Fox Head Demo shorts while riding this weekend (don't worry, I'm OK). Do cycling clothing brands/companies offer any sort of warranty on their clothing for ...
1
vote
1answer
163 views

Headest: replace bearings or entire headset

I realize this will be different for all headsets, but: I have a Tange Levin headset. The headset is starting to show wear: the fork sticks at regular intervals through its turning. I've inspected ...
0
votes
1answer
251 views

Swapping chainrings on old ultegra crank

I have a 2002 Ultegra 9-speed triple with 52/39/30(?) chainrings. I swapped out the inner two chainrings twice and kept the original crank and 52-tooth ring. The 52t ring only gets used going downhill ...
2
votes
1answer
7k views

What are my options for replacing/upgrading my MTB front mech?

I recently damaged my front mech, a Shimano Acera, top swing, bottom pull, triple chainring. The rear cassette is 8-speed. So I need to replace this front mech. The original Shimano Acera is probably ...
3
votes
2answers
2k views

Buying brake levers, how do I find the correct ones for my bike?

I took a hard spill the other day on my mountain bike and snapped my left hand brake lever in to pieces. The ones that snapped are stock alloy rubbish that came with a Specialized Hardrock 2010 Disc ...
1
vote
1answer
150 views

Trek 6500 rear derailleur

I am rebuilding a Trek Mountain Bike model 6500 built in 2005. I don't see a model number on the Shimano Deore rear 8 speed derailleur that needs replacing. Is there a hidden model number somewhere ...
4
votes
1answer
3k views

Upgrade/Replacement options for Cannondale Headshok DD50?

I have an older Cannondale that I love. It's an F600 comp (the special edition one in pumpkin orange), with a DD50 front shock. The problem is that the DD50 is WORN as all heck. Even when locked ...
8
votes
5answers
727 views

Fix / clean or throw away tire with 30+ thorn punctures?

I recently rode through a horrible thorn patch. I came out with 2 flat tires. Upon examination, I found that the tube was punctured in 10+ places. Throw away. The tire has 30+ small thorns in it. ...
1
vote
1answer
356 views

When do my brake pads need replacement?

I have a bike that is almost two years old. It still has the original brakes (side pull caliper brakes), which seem to still be functional. However, they are worn and I am going to be doing a lot of ...
1
vote
1answer
711 views

Is there any replacement for the chainrings of a Shimano STX crankset?

I have a Shimano STX Crankset (probably FC-MC series or similar, around 2001) with worn out chainrings (5 Arms). Is there any contemporary replacement opportunity for either the chainrings or the ...
3
votes
2answers
605 views

How do I find the right derailleur (gear-mech)?

I have a 9 x 3 speed mountain-bike. The derailleur got broken (and was since lost), I'm trying to find a new one. What do I need to go by to ensure I get a good fit? The rear-casette (sprokets) range ...
3
votes
1answer
2k views

How do to determine if an adapter is needed for disc brakes and rotors?

I have an old older (not too old) bike that already has disc brakes, but I would like to replace them with a totally new set and new rotors. How can I determine if a given replacement (caliper and ...
4
votes
1answer
366 views

Should replacing the rear derailleur on my 80s road bike with a Campy Nuovo improve shifting?

I'm considering replacing the Simplex SX410 derailleur for a Campy Nuovo Record on my early 80s Mercier (6-speed cassette). Reason being that there has been for several years now a problem shifting ...
4
votes
1answer
1k views

Putting wider wheels on a hybrid bike

I've recently had a bike donated to me by a friend so I can start commuting to work. It's a hybrid style bike, and uses 700x32C tyres. My ride to work is along a pretty bumpy, muddy canal path and my ...
1
vote
1answer
693 views

Need help choosing compatible rear derailleur, cassette & chain

I just "inherited" a bike that has no rear derailleur or chain. It also looks like the cassette is pretty worn, so I'm thinking about replacing that too. I've looked around on the forum and I think ...
2
votes
2answers
3k views

What do I need to know when replacing my cassette?

I'm looking to replace the cassette on my bike with a smaller version, as I find I'm only ever using the top ring of my chainring (except once recently during rain-ageddon). What do I need to know ...
10
votes
7answers
26k views

When should you replace tires after getting a flat?

A nail punctured my rear wheel tire today while riding. My question is, how do you know if you need to replace a tire or simply repair it with a tube repair kit? The hole looks pretty nasty. The cap ...
1
vote
2answers
3k views

How to replace broken chainring that is missing a tooth

I was going to ask if I need to replace it but I'm certain the responsible answer is yes (comments welcome). How do I find and replace the outer chainring? Specifically find the right model or ...
2
votes
3answers
2k views

Which Crank Brothers cleat do I need?

I ride these pedals: which came with these cleats: Now I see that Crank Brothers are selling their "Premium" cleat: I'm ready to replace my cleats. Is the premium cleat compatible with my ...