Questions tagged [replacement]

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

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6 votes
2 answers
366 views

Fat tires on a Rhoades Car quadricycle bike?

Ok, we have a Rhoades Car 4 wheel bike. It has a top, fenders and the works. It currently has 20 inch tires on it. Years ago we contacted the company to upgrade to 26 inch tires. We never got around ...
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3 votes
1 answer
99 views

How to identify model of Shimano levers/brifters?

Sticky Shimano Brake Hoods How do I find out what brake hoods I have on Shimano levers? Mine have become tacky and sticky and adhere to my gloves! I have Di2 Ultegra and not sure if the levers are ST-...
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3 votes
2 answers
122 views

Can I convert a WTB LaserDisc Lite hub to 15mm thru axle?

I have a pair of wheels that are WTB LaserDisc Lite quick release hubs laced into Mavic 717 rims. I would like to convert the front hub from QR to 15mm thru-axle. WTB sell replacement hub parts on ...
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0 votes
0 answers
16 views

Right length for replacement chain [duplicate]

I have to replace a chain for a 3x7 speed old Shimano STX. I saw chains typically come in 114, 116, 118 links. How can I tell the right length for me?
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1 vote
2 answers
82 views

Mechanical Disk Brake Pads Too Thick

I decided to replace my front brake pads since they are worn out beyond function. So after removing the old pads, I made sure the piston was fully out, and the adjusting screw was fully tight as well, ...
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1 vote
1 answer
52 views

Replacement chain for old Shimano 3x7 STX

I have an old Raleigh MT-200 (which I love as if it were the Old Faithful), with a Shimano STX set.. As per the chain checker tool, I need a replacement chain. I found mostly that Shimano CN-HG40 may ...
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4 votes
1 answer
421 views

Is the EW-SD50 connector exclusive to Shimano?

I have a broken EW-SD50 cable. I need a new plug/ connector. Is this a proprietary part from Shimano, or is it an electric component that can be sourced elsewhere?
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  • 257
2 votes
1 answer
136 views

What to look for when buying the new rim (assembled with spokes)

I need to replace my rear rim one more time, because it is very difficult to mount a tire on it. Can I look for something that would help me to avoid this problem second time? Parameter, dimension, ...
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  • 3,422
6 votes
3 answers
883 views

What to do with a busted freewheel on a vintage road bike?

I have a 1986 Panasonic DX-3000 that I use to commute to work and for casual rides. The freewheel did not survive the winter and the bearing inside it is clearly shot and after changing the chain as ...
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  • 81
6 votes
2 answers
409 views

Can Shimano Ultegra R8000 shifter be compatible with mechanical disc brake?

Im new in road bike and Shimano product as well. I plan to own a China's make product which is Twitter R10 and i wish to change the existing groupset to Shimano R8000 groupset. Here the problem ...
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6 votes
2 answers
1k views

What is it called when a wheel has a long metal wall on its circumference?

Some bicycle wheel have a tall metal "wall" along the perimeter of the wheel (here, the wall is blue.) Other wheels don't have this: the distance between the end of the spoke and the tire is ...
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2 votes
2 answers
139 views

All gears perfect except the fastest gear that does not work at all, after replacing the 9 speed Shimano Deore XT cassette

I have replaced the Shimano Deore 9 speed cassette into another. Both are 9 speed and the teeth count matches (it is 11). The low gears with the new cassette work great at expected, but the 9th (the ...
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  • 3,422
0 votes
2 answers
124 views

Replacing a Tiagra FD-4503 front derailleur

Note: Wrong parts were listed originally as Alivio FD-M4000-DS6. Apologies. The broken derailleur was not replaced with the crankset a few years back. I haven't found great information on how to ...
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  • 101
4 votes
1 answer
126 views

SRAM GXP crank partially stuck in bottom bracket

I (unfortunately) have a SRAM Apex GXP crankset that I need to replace after less than a year of use because it's garbage. But I can't get the crankset out of the bottom bracket. I've taken the bolt ...
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2 votes
1 answer
114 views

Broken bottom bracket spindle on spinning bike?

So my spinning bike bottom bracket spindle (axle) broke. Anyone know where can I find a replacement? Here is an image and video of broken part
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0 votes
1 answer
190 views

Upgrading broken Shimano Claris derailleur with Shimano Tiagra (Kona Rove AL 650 2021)

I purchased Kona Rova AL 650 last year. I am riding frequently and probably put a lot of wear on the bike. As a result I broke the Rear Derailleur Shimano Claris and Hanger (picture attached below). ...
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3 votes
2 answers
182 views

Felt F2 2014 Fork advice needed

I got hold of a 2014 Felt 2 56 cm frame without fork, really light frame. In my simple mind I thought I could easily find a fork for this bike. I had a look on here. https://99spokes.com/en-GB/bikes/...
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9 votes
7 answers
3k views

Worth repairing?

I’m a complete noob getting back into cycling after 15 years of not riding. And loving it! But I bought a bike about 4 years ago and started using it and now it’s got a heap of problems, which I've ...
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  • 191
4 votes
3 answers
479 views

What non-obvious maintenance should I do after 6 years/~25k km without professional service

I've ridden my commuter and touring bike (cyclocross frame, but with mudguards, rack, hub dynamo etc.) extensively for the last six years and a total of maybe 25 000 km (~15 000 miles). It has seen a ...
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  • 391
2 votes
2 answers
106 views

Any Cranks/Bottom bracket that can replace syncros cranks/BB on a 2006 Santa Cruz superlight MTB?

My left syncros crank was recently backed into by a car. The cranks are 175 mm. The bottom bracket is also syncros brand, threaded, and the size is 68 x 110mm. I have a syncros triple chainring, 5 ...
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  • 21
3 votes
3 answers
407 views

Which replacement derailleur for a 1975-1985 Schwinn Le Tour?

I have an old Schwinn Le Tour bike from around the 1975-1985 range. The rear derailleur broke and no longer holds any tension, so I need to find a replacement that will work. The current one is an &...
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  • 31
1 vote
2 answers
66 views

mechanical disc brake replacement for Schwinn Protocol 1.0

I am fixing up an older Schwinn Protocol 1.0 for a friend and I need to replace the mechanical, post mount disc brake caliper. (I took apart the old one and it is missing a magnet and in spite of ...
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  • 11
1 vote
2 answers
157 views

Tacx QR Skewer Alterantives

So my LBS managed to lose my Tacx blue matic skewer when I asked them to service my wheel. They gave me a replacement one from decathlon, but it's too small and the bike wobbles on the trainer. I've ...
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8 votes
2 answers
767 views

What is the inflatable thing inside a tyre called, and which one should I buy for a 42-622 tyre?

I was given a 2nd-hand bicycle but it has a faulty front tyre. I don't know a lot about bicycles and would like to get help with choosing the right (inflatable thing inside tyre). The tyre is 42-622 ...
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3 votes
1 answer
217 views

Missing bolt in my brakes, how can I find a replacement?

I was braking in a downhill, the gradient was steep so I was using both brakes mostly the rear. When suddenly the rear brake shifter went totally soft. I did a full-stop using my front brake only and ...
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-1 votes
1 answer
193 views

Can I install SRAM red force 22 on my Triban RC 120 (rim brakes)

Bought my bike (Tribal RC120) last year and recently felt the need for a better groupset. Would SRAM red force 22 fit my frame? Bike Group Set
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2 votes
2 answers
107 views

Did I choose the right bottom bracket?

This is my bicycle. I mounted a new Thompson 124mm bottom bracket (the narrowest of this kind I could find) and a new single-ring sqaure-tapered crankset. When set as in the pictures, there is a ...
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3 votes
2 answers
284 views

What kind of Rear derailleur do i have and what RD should I buy as a replacement?

I have an old mountain bike (21 speed) and I'm not sure what kind of rear derailleur i have. So far the performance is still okay but I was planning to replace it with my spare RD (SunRun Index) but ...
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4 votes
2 answers
100 views

How to replace handles?

I've got an old bike from my friends, which basically looks good (just needs some oiling), but its handles are really beaten up and greesy. I couldn't find any screws or anything which keeps these ...
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  • 163
6 votes
5 answers
868 views

Do you automatically have to replace your chainrings once your chain reaches 1 % chain wear?

My chain was badly worn. 1.0+ % wear. There is no visible shark toothing or extreme spacing on chainrings. Is there a chance I can get away with not replacing the chainrings, or does the amount of ...
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7 votes
2 answers
438 views

Do I need to remove this DT Swiss ring nut? (360 hub)

I'm swapping bearings on Roval Traverse rear hub, which is said to have DT Swiss 360 internals, 3-pawl. Do I therefore need to remove the ring nut as per normal DT Swiss instructions? If so I'll need ...
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  • 11.4k
0 votes
2 answers
206 views

Shimano new shifters needed to replace 105 10speeds

My right shifter has completely broken and I need to buy new shifters. The current setup is a 10-speed system using 105's. I appreciate that the new 105's come in an 11-speed option only. The ...
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  • 1
21 votes
10 answers
6k views

Stuck pedal, I've tried everything

I'm looking for suggestions, when basically everything has failed to remove a pedal. It's a pretty new bike (Trek 520). The drive side pedal came off fine, the non-drive side did not. I am aware that ...
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  • 311
1 vote
2 answers
330 views

Does "speed" of a replacement chainring matter?

I'm looking to replace one of my three chainrings, and I'm having a hard time finding something that matches my bcd/bolt-pattern/tooth-count. I have found a few options, but they say they are for 10- ...
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1 vote
1 answer
62 views

Help getting the right headset bearings

I need to change my headset bearings, however, there seems to be so many different variations out there, and I'm afraid to order the wrong parts. Why not just order the same type as the old bearings ...
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  • 31
4 votes
2 answers
322 views

Repair Marin Hawk Hill (cracked frame) or get new bike?

I have a 2017 or 2018 Marin Hawk Hill. It has a cracked frame (see photo). My local bike shop contacted Marin, who said they have a frame that can be used. It would also require a shock replacement. ...
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  • 179
2 votes
2 answers
365 views

Shimano crankset is near end of life, can I use a Tiagra 4700 replacement?

My road bike was bought in 2015 with a mix-match drive train: my derailleurs and shifters are Tiagra 4600 but the crankset is a Sora 9 speed (50-34). The large plate teeth are now quite worn out and I ...
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3 votes
5 answers
1k views

Recommendations for 'upgrading' gravel bike with road tires?

EDIT: Several people have commented that I shouldn't ask for shopping recommendations -- fair enough, but really all I want is a more general discussion of the topic: whether it's a reasonable goal ...
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  • 487
0 votes
4 answers
201 views

Replace v-brakes with disc brakes [duplicate]

I would like to know whether I can replace my old v-brakes with disc brakes. Do I need to also change the wheels or something else?
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1 vote
2 answers
208 views

Free Spirit "Brittany Te12" Part Identification/Upgrade

i found this old 12 speed basically attached to a neighbor's back porch by vines, and aside from some superficial rust on the chrome, it seems to be structurally intact. the decals read as stated in ...
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4 votes
2 answers
474 views

How/where can I find replacements for these 'wheel bearing caps'?

I have started the restoration of a bike picked up from the bins. The bike has taken some abuse. The rear wheel axle was broken, same for the two "bearings" caps or dust seals. I am not sure ...
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2 votes
2 answers
1k views

I need to replace a cassette for CS-HG500-10 but want to go XT

My bike has a CS-HG500-10 cassette which has reached its EOL after 7400 km (I didn't think that changing the chain, unless absolutely necessary, was something good). It's the 11-34 version, I-...
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  • 167
0 votes
1 answer
179 views

Triban headset reassembly

Does anyone know the correct order to reassemble a Triban headset (specifically a Triban RC120)? I bought the bike recently, was raising the handlebar height, but neglected to pay sufficient attention ...
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0 votes
1 answer
112 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?
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  • 1
2 votes
1 answer
130 views

What is a substitute inner tube for 27x2.125" tyres (in Prague)?

I'm on an extended bike tour on an... unusual... bicycle, and I've run out of spares. DECATHLON in the Czech Republic doesn't seem to sell tubes in my size (I've tried 3 already), and I don't have ...
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1 vote
0 answers
76 views

Shifting Lever Unit replacement/interchangeability on Shimano 8 speed XT/XTR shifters

Are the levers/internals interchangeable? Meaning will they all fit the same housing or can I swap one for the other if needed? Will any 8s XT/XTR shimano 8 speed shifter lever fit any other 8s XT/...
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0 votes
1 answer
307 views

Replacing a crankset, do I also need to replace the bottom bracket?

I'm planning on replacing a Shimano FC-510 crankset with an FC-R7000. The bottom bracket has had light use (~2000km) and has no obvious play in it, however the videos I've seen showing removal of ...
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0 votes
2 answers
137 views

8 speed flat bar set up with Dura Ace RD-7700 or new Claris RD-2400

I'm buying a new drivetrain (cranks, cassette, chain) for my flatbar commuter that was mostly built of parts. I currently have a Dura Ace 7700 short cage derailleur on it, I got it from a friend a ...
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5 votes
4 answers
272 views

New chain skips when old chain was replaced at 0.75% mark

I have a 3x8 hybrid bike that I use for commuting. I clean and lube the chain about every 200km, and regularly check it for wear using a chain cheker. I usually manage to ride between 1300 to 1600 km ...
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  • 105
4 votes
2 answers
145 views

Changing crank set

I’ve managed to totally knacker the thread on my crank due to a poorly fitted pedal and it’s looking like a new crankset is required. Will I also have to change the cassette and chain?
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