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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11
votes
5answers
3k 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
672 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
2k 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). ...
2
votes
1answer
89 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
50 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 ...
3
votes
3answers
262 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, ...
1
vote
1answer
124 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
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0answers
17 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!
5
votes
1answer
9k 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 ...
1
vote
1answer
213 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 ...
1
vote
0answers
49 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 ...
0
votes
1answer
73 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?
2
votes
1answer
142 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
4answers
6k 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 pedal, or ...
4
votes
2answers
184 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 ...
0
votes
1answer
260 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 ...
2
votes
1answer
77 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 ...
1
vote
1answer
114 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 ...
2
votes
1answer
95 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 ...
3
votes
2answers
2k views

Replacing the bike seat on my mid-1990s Trek mountain bike

I have an old Trek mountain bike, about 22 years old but still in great shape. I want to replace the original "Avocet" seat with a more comfortable seat. Are bike seats universal so I could buy ...
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
709 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
377 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
75 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
63 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/...
0
votes
2answers
9k 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
64 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 ...
6
votes
1answer
7k 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 ...
1
vote
1answer
165 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?
7
votes
2answers
2k views

How to replace Avid BB7 brake pads in “new” calipers?

How do you get new BB7 pads to install in the new caliper bodies? By "new" I mean the ones with the spring steel "cap" on the opening at the "top" of the caliper unit (the side opposite the axle). ...
1
vote
1answer
107 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
557 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
2k 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
167 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
158 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
682 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
320 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-...
0
votes
1answer
122 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 ...
1
vote
1answer
70 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
184 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
97 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
2answers
262 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
269 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
3answers
843 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 "...
1
vote
0answers
159 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 ...
5
votes
4answers
2k 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 ...
6
votes
1answer
161 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 ...
2
votes
1answer
398 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 ...