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Questions tagged [replacement]

Replacing parts, compatibility with existing or new equipment, finding suitable substitutes for old OEM parts, and so forth.

2
votes
1answer
82 views

Rims with replaceable braking surface?

Despite the movement to disc brakes in these days (even in the road cycling world), many still use rim brakes. Heck, even I still see rim brakes on our fellow MTB riders here at my place. What I'm ...
12
votes
6answers
4k views

Should I replace my bicycle tires if they have not been inflated in multiple years

A little over 5 years ago I bought a Magna bicycle. Within the first summer of riding it the rear brake fell apart. I finally got around to having he brake fixed this past month but I am worried about ...
6
votes
3answers
2k views

How to improve/restore vintage Peugeot bike, or is it even worth it?

I've got an old Peugeot bike I've been riding, and I like it but I'd like to make it better for long rides. I'd like to replace some parts, the steel rims aren't good for braking and I'd like ...
2
votes
2answers
81 views

What replaces Shimano Deore LX rear derailleur RD-M570?

They stopped making my current derailleur in 2003. I need to replace it. How do I choose a replacement part? A good answer will tell me a specific part (with part number) that will replace the RD-...
3
votes
1answer
91 views

Are road bike shifter hoods compatible across models?

I've been using Shimano Sora Shifters since about 2012 .. probably one generation before the current (https://bike.shimano.com/en-EU/product/component/sora-3500/ST-3500.html) The rubber covers are ...
1
vote
0answers
65 views

Should I replace with 8sp or upgrade to 9 speed? Or 10 speed? [closed]

The original shifters that came with my 2001 Kona Blast MTB is gone. Also, the cassette and chain are long over due for replacement. Hence, was think of dropping the 8 speed (3×8) altogether for the ...
1
vote
1answer
60 views

What front derailleur is this? Want to replace/upgrade

Hi I've bought a foldable bike and am thinking of changing the derailleurs to Shimano, but I could not figure out what type it is. The link the to the bike is: https://www.forever-bicycle.com/html/...
2
votes
2answers
59 views

New rear wheel to 8-speed Shimano Citybike, don't know what to look for

My current rear wheel wont rotate around the hub anymore, so I need a replacement. I don't know what to look for, but I have this info: Bike is an Avenue Airbase, dont know how old, but more than 3 ...
1
vote
1answer
81 views

Broken Shimano FD-R453

I have a Shimano FD-R453 front derailleur that needs replacing. 50t and bottom pull with a 31.8 clamp. There are three gears in the front and 9 gears in the back. Could somebody help me with getting ...
-1
votes
1answer
54 views

When the motor bike tire changes [closed]

After how many kilometers I use, I have to change it. Because I use the tubeless tire on my bike?
1
vote
1answer
67 views

Is there a non-proprietary standard for oval seat-tube/post?

I see Pinarello Dogma and Gan S frames have a proprietary seatpost/seattube combination, which don't have a circular section. An advantage of that design in my opinion is that it's impossible to have ...
2
votes
1answer
220 views

My Shimano Tourney RD-TY22 7–21 speed bike rear derailleur mech, direct attach has broken, need a replacement, preferably newer

To cut a long story short, I have a full suspension mountain bike. Its rear derailleur mech (see title) is broken, had a trip round the spokes and age has degraded the main springs. I therefore need ...
1
vote
1answer
353 views

Putting a DH fork on an enduro bike: consequences?

I am into downhill (DH) but I don't live 1) in a country with a lot of DH parks with lifting services etc 2) near such parks. Still I like riding rough stuff (in forests or in town) so that I would ...
0
votes
1answer
104 views

What is an equivalent or compatible chainring for this Deore XT “24-AM” chainring?

I have a 2012 Mountain Bike with Deore XT. While troubleshooting chain suck on my inner chainring, I figured I'd order a new chainring and replace it. The chainring only has "24-AM" on it. However, ...
1
vote
3answers
99 views

Bottom bracket replacement

I have an old '89 Trek Singletrack 950 with the original Shimano Mountain LX group bottom bracket. I'd like to replace the bottom bracket with something new. Can anyone help me determine what will fit ...
1
vote
1answer
299 views

My rear wheel axle has broken this is second time [duplicate]

Hi! my bike is Trek Marlin 4. I don't know why my axle broke so easy and this happened second time. its almost winter in my nation we don't have good bicycle shops. They will be close so soon. I can'...
3
votes
2answers
214 views

What type of rear derailleur is used on my bike?

Direct mount or hanger mount? Sooo, one glance at these photos will tell you why I'm asking this... Needles to say, I need a new one and I'd like to know what I should be looking for. It's for a 21-...
1
vote
1answer
65 views

Does only Rohloff manufacture the sprocket for their Speedhub 14?

Are there any manufacturers other than Rohloff who make the sprocket for the Rohloff Speedhub 14? Is the sprocket Rohloff specific or is it a standard / general / everyday part?
3
votes
1answer
80 views

Alternative replacement cable for classic sturmy archer 3 speed shifter?

I have classic sturmy archer 3 speed trigger with a snapped cable. Unfortunaly, these aparently need special cables (endings) http://www.sturmey-archer.com/en/products/detail/classic-trigger Do I ...
1
vote
1answer
96 views

Disk brakes don't work well after taking out pads and putting them back

I checked my disk brakes for the first time last night (i've never had disk brakes before). The front ones were definitely worn out, and I replaced them. They work great, now. With the rear ones, I ...
0
votes
1answer
97 views

Is the 30 teeth chainring on Campagnolo Mirage 52/42/30 crankset replaceable?

I have new (for me) 2008 Orbea Onix TDi with existing 50/34 front crankset. My shifter is 3 steps - to switch from 1st to 2nd I have to click twice. All parts are Campagnolo Mirage. Climbing the ...
0
votes
2answers
162 views

Help replacing front derailleur

Evening, total newb question maybe but it’s driving me mad. I have a Carrera Vulcan 2015 model which I bought second hand to aid my physiotherapy. From what I can work out by the spec sheet the ...
1
vote
2answers
171 views

Surly Pugsley bottom bracket replacement

Does the bottom bracket on Surly Pugsley need to be replaced with a like for like surly part (100mm external bottom bracket) or will any 100mm external bottom bracket be compatible..? The surly part ...
1
vote
0answers
110 views

RD-TZ40 ME Replacement

I've damaged the rear derailleur on my bike, and it needs to be replaced. I don't really have an LBS. I've looked around online, but I can't seem to find a correct replacement. I should clarify that ...
1
vote
3answers
509 views

'93 Trek 820 Antelope - Replace?

OK, I'm sort of just looking for justification here. I am the original owner of a '93 Trek 820 Antelope, and I am just recently getting back into biking for health benefits. Of course after riding "...
6
votes
1answer
142 views

Are granny gear chainrings supposed to have directed teeth (i.e., be non-flippable)?

I was replacing a worn-out 34-teeth chainring on my MTB crankset. In the course of the work, I detached the granny gear chainring (22-teeth). Compared to the big chainring, which has all these ramps ...
5
votes
4answers
1k views

Can't find any replacement original chainrings (SG A-52-42-30) . What can I use instead?

I have an early 2000's Giant OCR 2 roadbike (3x8 speed) with worn out chain rings on the Shimano Sora FC-3303 triple crankset. The original rings are the SG A-type, 5 bolt, 130 mm BCD in 52T-42T-30T ...
2
votes
1answer
260 views

Shimano BR-T4000 not compatible with frame pivot stud

I tired to replace v-brakes on my random cheap frame as spring regulation things started to fall apart. For replacement I picked front+rear set of Shimano BR-T4000 v-brakes because v-brakes are so ...
3
votes
1answer
74 views

Need help - changing tires/rims on Origin8 Intersekt 7

I bought an Origin 8 Intersekt 7 two years ago. Denver has so much construction, and "goat heads" that I've popped my tires 7 out of 8 rides. Needless to say, I'm way over it, and haven't ridden the ...
0
votes
2answers
36 views

Changing the Crankset on a Stevens Cityflight

I bought my first used Roadbike a few months ago, after some intensive riding the shaft was displaced a few mms to the left leaving the right side with less tooth-length which subsequently lead to the ...
6
votes
1answer
4k views

Replace a 52/36 crankset with 50/34

I'm looking at purchasing a new bike with a 52/36 crankset on a 11-32 cassette. I've grown accustomed to a 50/34 crankset on the same cassete, and for the type of riding I do in the PNW (300-400ft ...
2
votes
1answer
340 views

Replacing bike frame on BMC Alpenchallenge AC01

I have a BMC Alpenchallenge AC01 IGH Alfine 8 Speed 2017 size small. Although the size is appropriate for me, I would prefer the medium, but the small was 47% off, so I bought it. Now I have the ...
1
vote
2answers
180 views

Removing a tire

I have an older bike with a blown tube. I don't have the money to replace the tire but I have the tube. The tire is quite old probably at least ten years old since that is when the last owner bought ...
2
votes
2answers
144 views

Seat Post Binder - Fuji CF1 - circa 2008

I'm looking for a replacement seat binder for a 2008 Fuji Aloha CF1 - The one I had cracked and will no longer work. I have contacted Fuji but they politely laughed at us! Most shops looked through ...
1
vote
1answer
2k views

How do I figure out the right size seat post for my bicycle?

I found a discarded Mongoose Alta frame with no seat post or seat that I want to refurbish. How do I find out what size or type of seat post and seat I should get as suitable replacements?
1
vote
2answers
91 views

Replacement rear wheel to match an existing front wheel

I found a discarded Mongoose Alta frame which has an front wheel marked Araya - Japan'. The wheel reads 26 x 1.50 HEGP710, what rear wheel should I get?
4
votes
1answer
1k views

Shimano hydraulic disc brake lever and caliper compatibility

My bike has Shimano BR M775 brake calipers and BL M775 brake levers. The right lever for the rear brake has a broken screw in the reservoir, so it needs replacement. As BL M775 is no longer available ...
1
vote
2answers
3k views

Threading shimano chain, over or under lug?

I have an MTB with Shimano Deore/Slx components. I just replaced the chain. Should the chain go over the lug as I have it in the picture?
3
votes
1answer
90 views

Help with multiple item compatibility

I have a 2004 Jamis Dakar 3.0 My front wheel was stolen a few weeks ago and since I am not the best at bike mechanics I had a few questions. Wheel: When looking for wheel do I just need to look for ...
0
votes
1answer
440 views

compatible Shimano 3 speed left shifter (model: ST-EF51-AL)?

I have a Carrera Subway Limited edition 2014 with V brakes. The front gears don't shift any longer since I recently got caught in a lot of rain. I've been told by a cycle repair that I need to change ...
0
votes
1answer
439 views

Wobbly bottom bracket on Radford, need guidance to replace

I have an aluminium frame Raleigh bike that's been stuck at the back of my garage for a few years now. It has a wobbly bottom crank. I assume the bearings have gone, but A; I don't have the tool to ...
1
vote
2answers
1k views

Replacing thick tire with thin tire

I ride a Hero Sprint, with tire size 26 inch. The wheels are thick and become slow, given my cycle's weight. Is it possible for me to switch to thinner tires? If yes, what are the plus and minus ...
1
vote
0answers
117 views

Replacement part for old Schwinn pump

Where can i find a replacement for the metal part (at the end of the 24 inch hose) that clamps around the valve stem, for an old Schwinn floor pump (30 years?)?
0
votes
1answer
327 views

Replacing a Positron II with a modern gear shift

I was tinkering on an old Enik Roadbike (see here: Convert old road bike to comfortable commuter). Most of the parts were still working fine, but the Positron II was not in a good shape, so I bought a ...
0
votes
1answer
1k views

How to remove and find a compatible chainring for my FSA Comet 1x10

I currently have a 30 tooth chainring on my Devinci Kobain. The gearing is a little too tough for my current fitness level. I am considering putting a smaller chainring on it (as per this question). ...
5
votes
1answer
480 views

Did I just ruined my rear shock? fox float :(

My shock was quite ok, but I still tried to service it. After dissembling, it has absolutely no oil in it. I filled with 5 ml of fox fluid, put everything together. After installed to the frame ...
0
votes
1answer
324 views

Are all Cannondale Slice forks compatible with a Cannondale Slice 105 frame?

I recently bought a Cannondale Slice 105 (2015) off of Craigslist, and the fork was cut way too short, so I need a new one. I tried going through the local Cannondale dealer, but they couldn't help me,...
3
votes
2answers
1k views

Expected Lifetime Mileage: Bottom Bracket and Headset

I'll declare a personal interest in asking this question, relating to a dispute with a national UK bicycle retailer. I'm not looking for advise on how to resolve the dispute, nor for evidence / ...
8
votes
5answers
2k views

Broken stem tube – LBS “just” lowered handlebars. Is this safe?

I have asked this elsewhere on the internet as well, but this is the Stack Exchange adaptation. I have three related questions and I'll try to make it clear what they are. Here's some background ...
4
votes
2answers
5k views

Can I keep using my outer tube tyre with a hole in it

I was riding down a nice smooth bike path the other day (at speed), and there was a branch full of thorns about 10m ahead of me, straddling the path. I couldn't have gone around it. One of the thorns ...