Questions tagged [replacement]

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

Filter by
Sorted by
Tagged with
1
vote
1answer
36 views

How to correctly identify bearing cones for axles, to find replacements?

The cones of a bicycle front axle are quite pitted, and I decided to replace them. The Axle still is fine, I'd only need to replace the cones. The problem I'm having is finding replacement cones. I'm ...
3
votes
1answer
38 views

Replacing front chainring on my old bike

I have an old Giant Peloton Lite. Certainly considering its age, it's a very nice bike. The front chain ring is a bit worn out, however, and I'm looking to replace it. I have a few questions about ...
2
votes
1answer
20 views

Crankset replacement for TERN Verge D9 (9 gear folding bike)

I need assistance with replacing the crankset on my Tern Verge D9 folding bike. The pedals threads are ruined - presumably due to cross threading. Nothing immediate comes from googling - but I am ...
3
votes
2answers
160 views

I think I have installed my new rear deraileur incorrectly, can anyone give me some advice

I have replaced the derailleur on my daughters Dawes Academy 26, but I think it looks wrong. On the lowest cog (gear 8) the derailleur looks like this: enter image description here: I assumed that ...
1
vote
2answers
26 views

Swapping cranks on SRAM Force AXS eTAP

I'm looking to swap out shorter cranks on my bike. It's this bike, but of note has a SRAM PF30 bottom bracket and SRAM Force eTap AXS, 48/35 chainset. I'm trying to work out if these will be ...
0
votes
1answer
67 views

I need a new bike derailleur, which one?

I have a fairly old Specialized Hardrock Sport. I want to get new derailleurs. Is there a specific one I should get. I'm not sure the one now is the original.
6
votes
6answers
895 views

Yes/no replace chainrings+cassette after chain failure?

I had a pretty bad chain failure a couple of days ago. I bought the bike second hand about a year ago, and in all fairness I had not done much maintenance on it since. I discussed with a friend and ...
2
votes
1answer
42 views

Rear derailluer broken bolt

I am trying to figure out the right part to replace this bolt that broke. It went through the rear frame of bike into derailleur to a shimano dyna sys II unit. I believe it is a hanger bolt but the ...
0
votes
1answer
48 views

Plastic insert damaged when tried to open gravity wheelguard ixow

Can anyone tell me where I can find to buy the plastic insert from the wheelguard?
0
votes
2answers
76 views

How to install a Hollowtech II crankset if it does not fit the top hat?

In threaded 2-part bottom brackets there is a plastic top hat/bearing insert/dust cover that goes between the BB's bearing and the spindle, so that they fit tightly and the spindle does not wobble. ...
0
votes
1answer
85 views

Replacing Shimano FC175 TY301 crankset

Is the Shimano FC 175 TY301 crankset still available. If not, how do I choose a good replacement without changing anything else?
2
votes
3answers
465 views

Can I replace a GXP press fit bottom bracket with a Hollowtech?

I've recently acquired a frame for a project and have an Ultegra crank set from my crash bike I want to use on it. The frame currently has a GXP 24mm press fit BB and I've got a spare Hollowtech BB,...
1
vote
2answers
160 views

Shifters now that they are unavailable what can I use?

Hey all thanks in advance for help on this matter.  I have a Diamondback mountain bike that uses shifter set Shimano ST-EF51-8R and ST-EF51-L 3x8 disk brake. Son broke them on a jump, apparently ...
2
votes
1answer
324 views

Do tubed tires fit all rims, or is there anything I should watch out for?

My bicycle is about 25 years old and for the past decade has been sitting out on my balcony (dry, but outside temperature, which around here means from -15°C to +40°C or so). Lately I've been thinking ...
1
vote
0answers
38 views

Campagnolo rear mech screw type

My limit screws' heads have gone rusty, I want to replace them for looks and to make sure they are easy to adjust on a ride. I would love hex rather than Philips heads! Does anyone know the type of ...
3
votes
1answer
78 views

Replacing stem bolts

Rather than replace the stem on every rusty bike I come across, I want to replace some stem bolts which are rusted, cheap original ones. I know they can differ in size a bit so I would get some that ...
0
votes
2answers
212 views

What type of bottom bracket is this (pictures)? What tools do I need to replace it?

This bike has a lot of play on the bottom bracket. Here are pictures: What replacement can I buy for it? It looks like a square tapper BB to me, how do I measure which size I need? I do not have the ...
10
votes
4answers
2k views

Is it a good idea to buy second hand bike model that has been discontinued?

I am a new rider looking for a road bike. I found a deal to buy second hand 2017 Orbea Avant M40 size 51 for $800. I see that this model is discontinued by Orbea. Will it be a problem to find parts ...
2
votes
1answer
136 views

Adjustable stem busted - Do I need to replace the whole stem?

Today on my 2018 Pegasus Solero the adjustable stem broke. Probably due to overtightening of the righthand screw the nut at the left side of the stem tore free (see images). The question is, whether ...
2
votes
2answers
379 views

Replace 27.5 x 3“ MTB tires with 27.5 x 2.1”

Recently I bought a new MTB, a Frog Xtream Vantage. After two days of riding I realized a 3" tire size is too heavy and slow to ride. So I thought to replace the 3" tires with 2.1" regular MTB tires....
6
votes
3answers
1k views

Reinforced Shimano pin snapped before connecting chain - how to resolve?

My previous chain snapped weeks ago and only got a new one sorted. I've cut the chain to the right size, fed it through the derailleurs and onto the bike correctly. The last step was to use the ...
11
votes
6answers
4k views

Warranty on lock damaged during attempted theft

Someone attempted to steal my girlfriend's bike tonight and they damaged the lock. Do you guys know if we can use the warranty to get it exchanged? The lock has a 2 year warranty and I'm planning to ...
3
votes
1answer
930 views

Fiido D2: shock absorber broken

I bought almost an year ago a Fiido D2 bike. I use it everyday for my commute to work and unfortunately it broke. I brought it to a bike repairer and he said that there's nothing he can do. The only ...
2
votes
1answer
94 views

Mountain bike tires

Would be safe to drive my mountain bike with little cracks on the tire?please help I will used it for university. Do I have to replace my tires?
0
votes
1answer
715 views

Replacement bottom bracket compatible with BB-UN100

My bike has recently developed creaking noises from the bottom bracket area so I decided to take everything apart, give it a good clean, apply some lube and reassemble. What turned out to live inside ...
1
vote
1answer
147 views

39-53t chainring on full suspension bike

I have a Giant Reign x1 bike which has 2X factory installed 22-36t 4 bolt Sram Truvativ chainring. The question is, is it possible to find 39-53t 4 bolt chainring that can be fitted to this bike or ...
0
votes
0answers
19 views

1982 Schwinn stationary bike chain XR7. KT508636

How do I know what chain to get for this old beast? I can’t find anything online. Thanks!
1
vote
0answers
50 views

Replacement Rim Suggestions! [duplicate]

I need to replace a rim that is cracked around the spokes. This is my bike: http://www.bikes.com/en/bikes/whistler/2015 (Whistler 70) I can't find any info on my current clincher rim (700C) for my ...
2
votes
1answer
338 views

How do I choose a replacement wheel rim?

These are my current rims: Wheeltech TD26 by Alex Rims (can't find much info about these online). I need to replace the rear wheel as it is cracked (cracks on the rims around a few spokes) It's a ...
2
votes
1answer
729 views

Shimano Tiagra - Install smaller front chainring

I recently bought a used Trek Checkpoint ALR4, with which I'm very satisfied. The gearing is ok so far for going on plane ground an light uphills, but when going on long and steeper hills it gets ...
0
votes
1answer
86 views

Where can I find information on Kent 700c Eagle Ridge axle nuts, I want to buy Hexlox

Where can I find information on Kent 700c Eagle Ridge front and rear outer axle nuts, so they can be replaced with Hexlox?
0
votes
1answer
761 views

KNOG BLINDER ARC 5.5 battery replacement

Can anyone please tell me how I would go about changing the battery over in my light please!!! I have so far taken off the lens cover and have undone the 3 x 1.5mm Allen screws to release the outer ...
4
votes
2answers
283 views

How important is it to re-space my rear hub?

I just bought new wheels for an older Schwinn frame. I don't know the date it was made, but it's a steel frame and as built it had stem shifters and a cup-and-cone bottom bracket, etc. Probably from ...
2
votes
1answer
114 views

Replacing Raleigh record ace forks circa 1978

I wrecked my bike 7 years ago, in a bad crash. I rode home in shock. I went through a lot. I replaced the tires, tubes, wheels and brakes. The forks are bent and at higher speeds there is some weird ...
2
votes
2answers
312 views

Disc brake pistons won't stay in

I'm trying to replace my brake pads but when I try to push one piston in, the other one will come out and when I push it back in the previous one will do the same... how do I fix this so that both ...
3
votes
3answers
428 views

How do I remove this style of bottom bracket?

I am attempting to remove and replace the bottom bracket from a cheapish 1970s American department store road bike. I've gotten the lockring off, and now the non-drive side looks like this: [Whoops, ...
2
votes
1answer
103 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
3k 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
3k 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
685 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
99 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
70 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
70 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
301 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
151 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
1k 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
3answers
3k 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
273 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, ...