Questions tagged [fork]
Usually means the front fork, where the front wheel sits. Can also mean the rear fork, a part of the frame.
342
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Mountain bike suspension fork
Hi i really need urgent help. I am going to buy a new MTB fork. It's straight steerer tube and threadless. I checked my tires but I have no idea what their size is. It's written 26 × 1.79 and TP 27. ...
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1answer
32 views
Tapered fork steerer tube measurement
I have a used a carbon fork i'm looking to sell (I bought it used and never ended up using it).
When I bought it, it was meant to be tapered 1 1/8 to 1 1/4 (1.125 to 1.25).
I'm measuring it (with ...
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109 views
Changing front forks
I have a giant rincon from the 90's and I want to put suspension forks on them and keep the 26" tire what size forks should I be looking into getting
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2k views
What to do with a bent but not broken aluminum seat stay
unfortunately I got hit by a car. I was on the main road, in the cycle way and the car had a stop sign coming out of a school. He did see me but got distracted by the kids. Anyway, I was wondering if ...
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2answers
455 views
Threadless stem keeps loosening [duplicate]
I recently got a 2018 Felt VR30. I've been riding for a long time, but this is the first bike I've ever had with a carbon fork, and only the second I've had with a threadless headset.
The problem I'm ...
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3answers
111 views
Can my headtube take a tapered fork?
I'm trying to replace a Suntour XCT fork on a '14 Cannondale Trail 4.
I think it's a got a 1 1/8" straight headtube looking at the specs here: https://www.vitalmtb.com/product/guide/Bikes,3/...
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2answers
145 views
Disc brake fork with QR and vertical dropouts: worrisome?
The pic below is from the fork of a 2020 Kona CoCo. Eyeballing it, it seems to me that an arc around the disc caliper contact point would pass straight through the dropout. Should this be worrisome? ...
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2answers
180 views
Preload on Haro mountain bike fork not working
I recently got into mountain biking, however, I realized that my front suspension would not dampen or even move when I got on it, only hard movement down would actually move it (but not by much). So I ...
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1answer
55 views
Need help identifying replacement parts compatible w/ bike model
I have a 2003 Haro V3 mountain bike, and the 8 speed gearshift no longer works.
Additionally, the rim brakes are finicky and I wish to swap to disc brakes. Lastly the front fork is work out and no ...
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2answers
77 views
26 inch rigid fork on a 27.5 inch mtb
Would a 26 inch rigid fork work on a 27.5 rim and frame? I'm looking to replace my suspension fork for a rigid one since i currently only ride my bike on the road (i got slicks and road gearing ...
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1answer
49 views
RockShox Recon Gold fork problem
I have a RockShox Recon Gold (100mm travel) fork, 2017 year of production.
I have made 150 hours service. Followed the instructions carefully, disassembled it, have cleaned everything, changed seals ...
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48 views
Brake on a pre-drilled track fork
I want to put a front brake on a Cinelli Parallax (track/fixed gear bike). It’s got a predrilled fork, but still a cap on it (as far as I know the cap is made of some kind of wax). What’s the cleanest ...
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1answer
28 views
Noleen ATS Comp 26 Front Fork Shocks - Oil Needed?
I purchased a VERY used 2003 26inch K2-Zed 1.0 (Small Frame) from a guy for $10 and am attempting to restore it for my 15 year old daughter who says she has outgrown her 20 inch bike. The front forks ...
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2answers
114 views
Reattaching fork to mountain bike - What is the correct assembly order?
I'm trying to reassemble my mountain bike fork making sure to put the bottom crown race and assorted pieces back together, but I can't quite figure it out:
Here are all the parts I have:
(click the ...
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38 views
Axle to crown length & compatible wheel size
So I'm looking to get a traditional 1" steel threaded fork for a classic bike (original fork was 365mm a2c but missing) and was having trouble finding whether or not a fork with 370mm axle to crown ...
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1answer
76 views
I need help adjusting Marzocchi dj3 2011
I want to increase my fork length but I don’t want to change the sag or travel or rebound.
The forks are on a Rocky Mountain frame and I want the bottom of my hard tail to be parallel with the ground ...
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1answer
56 views
How can I replace my rigid front fork on my 1993 Palisades Trail? I'd like to keep it as low cost as possible [duplicate]
I'm trying to replace the front rigid fork on my Marin 1993 Palisades Trail with a suspension fork so that when I ride mountain trails I don't destroy my wrists. Does anyone have any suggestions on ...
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47 views
poplock lever very stiff to turn on
Why is the Poplock lever of my RockShox Recon so very hard and stiff to turn on, right from the first time I bought it new? (Off is easy). Is there any way to make it softer, as other brands and ...
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1answer
112 views
Alternative uses for RockShox fork oil
I currently have a small bottle of red RockShox 15wt fork oil left over. As I no longer own a RockShox fork, this oil seems pretty useless to me. (Fox specifies different oil weights, and I can't ...
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1answer
182 views
What do I need to make this new fork aesthetically pleasing?
I needed to replace my broken Bontrager Satellite Plus carbon/aluminum fork on my '05 Trek 1000. I chose this Q2 carbon/ aluminum fork
as a replacement because the few Satellite Plus forks I was able ...
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2answers
465 views
Carbon fiber fork scratched. Paint over or replace?
I'm new to carbon fiber in general. The other day my fork scraped up on some concrete. I'm not too worried if it's a scratch; however, I am worried if it means the fork is a goner. I've posted a ...
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1answer
116 views
Fox F120 RL fork mystery fluid - with pics
The fork of the bike I bought used - a Fox F120RL (installed on a 2011 Trek Fuel 8 EX) has started leaking a weird see-through fluid from the side where you adjust compression and rebound. Does anyone ...
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1answer
54 views
Replacing broken road fork with same model but shorter steerer tube. What can I expect for handling issues?
My road bike is an '05 Trek 1000 54 cm frame size. The Bontrager carbon fork (Satellite Plus) was destroyed in a non riding accident. I have found on eBay a replacement fork--same model , identical ...
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3answers
293 views
Why does Fox specify to fix the lever in an upright position, on a Rhythm 34 fork that uses a Through-Axle?
I vaguely remember that "conventional wisdom" states that closed QR levers on MTB forks should point towards the back of the bike (see Which direction should QR lever point? or What is the proper ...
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203 views
How to distinguish a 26 inch fork from 28 inch fork
I have a 26 inch MTB frame and I want to replace the fork.
How can I distinguish a 26 inch fork from a 28 inch one? Which are the measurement to know?
thanks!
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2answers
150 views
Replace bottom tubes of Marzocchi fork with rigid tubes?
I have a KHS Montaña Comp mountain bike with 26" wheels. It has a Marzocchi fork that is completely shot, both left and right side of the fork.
They hold no air, even spews oil and air if I move the ...
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1answer
49 views
Calculate suspension oil needed for a fork?
I've got a non-standard 20" air fork (Mekkem SASO) that could use some maintenance, but there's zero info I can find from either the manufacturer or OEM on oil viscosity, volume, or anything else. I'...
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2answers
220 views
How can I check whether a fork is bent
In the case of a crash hard enough to buckle a strong front wheel, how should the fork alignment be checked. The bike is a steel tourer and pretty tough.
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50 views
How to replace this SRSUNTOUR slider sleeve?
This is unusual sleeve in a Suntour XCR fork. I can't find any instructions how to replace it. May be you have any ideas? Sorry for poor picture quality, it's hard to make proper light in the leg.
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1answer
70 views
Fork load capacity
I saw that the carbon fork of a bike has load capacity of 9 kg. Isn't it way too little? I assume my weight (and that of cargo) does not spread evenly 50/50 on front and back wheels but still, say the ...
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1answer
45 views
Air in oil damper of suspension fork after pulling hard while disassembling
I've opened my Reba fork (FS-REBA-RL-A6) for the 1st time to investigate an air-spring failure and found the lower legs quite difficult to separate, even after not-so-gently tapping the bottom bolts.
...
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1answer
65 views
Hole inside fork's upper tube, air-spring side?
I've disassembled my Reba fork (FS-REBA-RL-A6) and found a hole in the inner wall of the top tube, air-spring side leg. Doesn't look perfectly round to me, even though it can be an effect of a bit of ...
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1answer
376 views
Will replacing 26“ suspension fork with rigid 29”
I have an old Nashbar mountain bike with a suspension fork. I would like to replace the fork with a rigid one. The suspension fork weighs tons and is too squishy since I ride it mostly on trail paths. ...
2
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1answer
81 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
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1answer
160 views
Bicycle fork design history
I recently saw a bicycle on display that was labeled as circa 1895 (from the White Crown bicycle company), and the fork blades appear to be made from a single piece of tubing bent into a U-shape (see ...
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2answers
136 views
Would longer axle to crown be ok?
I have a Trek 820 2014 26 inch for which I had the lbs convert to rigid fork. The original suspension fork was a suntour m3030 which the manufacturer states has a 63mm travel for my bike size. I lost ...
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2answers
186 views
Are Suntour XCM30 forks adjustable with lockout?
I have a couple of issues I could do with some answers, I hope you don't mind me asking all in one go.
I have a Carrera 29er that came with Suntour XCM30 Forks, the store that sold it has the ...
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1answer
225 views
Frame and Fork compatibility - 1 1/4“ to 1 1/2”
I've bought a new frame being this one: https://www.bike-discount.de/en/buy/cube-axial-wls-pro-frame-black-n-green-643919
Headtube diameter: Tapered 1 1/8" - 1 1/4" semi-integrated ZS44 - full-...
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0answers
53 views
Fork lockout problems
So recently I noticed on my suntour forks with lockout that once I turned the dial it locked out but after riding for a while it starts to compress without me even turning the dial to open. Why does ...
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2answers
141 views
Replacing Giant Defy 4 2013 alloy steerer fork with Giant carbon steerer fork
I am planning on making the above replacement.
The original fork is the composite fork with alloy steerer, however the replacement (from Giant) has a carbon steerer. Can I still use the same original ...
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1answer
77 views
What kind of fork end is this?
I am looking for a new city/urban bike and thought that a gear hub would be a nice addition (before this I was exclusively using derailleur gears). To get started I was reading the wiki page on fork ...
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1answer
1k views
Can I use denatured alcohol instead of isopropyl alcohol when servicing a fork?
I want to try to do the lower leg service of my suspension fork myself for the first time. In the RockShox videos on that topic on YouTube, they take apart the fork and clean the parts with isopropyl ...
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4answers
2k views
Is it possible to convert a suspension fork to rigid by drilling it?
I have been given a Falcon MTB. I've sorted out all its troubles but the front suspension fork is worn.
When using the front brake the slack in the tubes make them judder. Is there anyway I can "...
5
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2answers
163 views
Which kind of test has bike parts to pass to be sold?
This is a question regarding bureaucracy/testing. What are the quality tests / standards that a bicycle and/or its parts need to pass before access the market?
I am thinking about Germany/USA and ...
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2answers
275 views
Hose Clamp Salsa Watter Bottle Cage to Rigid Fork with No Sliding (Gravel)
Last year, I used some plastic clamps I bought from a LBS to mount two stainless steel Salsa water bottle cages to my rigid fork as shown in this picture:
Unfortunately, the plastic clamps wouldn't ...
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1answer
124 views
What is this fender part called and where do I get one?
My bike came with this plastic bracket thing that holds the fender to the fork arch. It's very convenient and now I want to buy another one. Unfortunately, I cannot find this part anywhere online, and ...
3
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1answer
109 views
Hole in fork crown welding seam
Some time ago I noticed a clicking noise somewhere in headset area. Noise appears under pressure, also it clicks when I tightening the headset. First thought was that problem is with headset bearings, ...
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0answers
59 views
Rockshox Pike 351 closest mainline model?
I'm looking at getting some second-hand Rockshox Pike 351 forks that will need some refurbish work doing on them. What mainline model of Rockshox would I be looking at for replacement parts (I think ...
3
votes
1answer
184 views
What is maximum load of CroMo fork?
Some forks come with already drilled mounting points for bottle cages:
I have exactly this one, CroMo fork and I wonder what is the maximum load of it (I am asking about single "leg", one side). I am ...
2
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1answer
681 views
Alternative tools for servicing a Fox fork 2016+
Official tools are too expensive. I mean lower leg removal, seal driver and seal extractor tools. Forks with new seals from 2016 onwards. Which alternative tools do you use?
My fork: 2017 Fox 32 ...
