Usually means the front fork, where the front wheel sits. Can also mean the rear fork, a part of the frame.

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11
votes
4answers
23k views

What is the “preload” setting on the front fork suspension?

I've made a photo of the actual "thing" as I find it very difficult to explain otherwise: I'm wondering what this "thing" sets and how it actually works. So, what is "preload" and what happens when ...
10
votes
4answers
2k views

Is it safe to remove “lawyer tabs” on a carbon fork?

Is it safe to file off the "lawyer lips" - the little tabs on the end of the fork dropouts - on my carbon road fork? What about cyclocross forks? I've heard it's "common sense" to remove them...
9
votes
5answers
7k views

When should I use lockout feature on my fork?

I have a trekking bike with a 63mm fork which has a lockout feature enabling the control of the suspension. Can you explain when should I lock the fork, in what position and why? One obvious example ...
9
votes
2answers
4k views

Cannondale Lefty DLR Ti Fork Rebuild/Maintenance

I have a mountain bike with a 2003 Cannondale Lefty DLR Ti fork. As I've been riding the bike this season, I've noticed that the fork is behaving strangely. It doesn't seem to lockout fully and it is ...
8
votes
3answers
9k views

Replacing suspension with a solid fork

I have an older version of this bike: They have made some changes to the components since I bought my bike but it is more or less the same. Here are the specs on the newer bike. I was hoping to ...
7
votes
3answers
7k views

How do I choose a bicycle fork?

I'm putting together a bicycle on a budget from a frame I was given and various parts from a bike with a broken frame. The only part of any expense that I really need is the fork, and I want to get ...
7
votes
2answers
5k views

Is it possible/sensible to add a suspension fork to an old mountain bike?

I have a ~1993 Giant mountain bike. It's not great, but I am a very new and casual rider. The bike has a solid fork and it makes for the predictable rough trail ride. The trails are generally ...
7
votes
2answers
8k views

What maintenance does a front suspension fork need?

I've just bought a used bike on eBay, its a 2002 Marin Bobcat Trail. It has 'In-Sync 266' suspension forks. This is my first suspension bike so I need some guidance in the use and maintenance of these ...
6
votes
3answers
201 views

Can I leave a suspension fork upside down?

I currently have my mountain bike disassembled, I broke a tire and needed some space in my room. The frame is resting upside down on the saddle and handlebar. The fork itself is a Rock Shox SID Dual ...
6
votes
2answers
317 views

What is the purpose of this braze-on?

I'm wondering what the purpose of the braze-on pictured below is? It's on the non-drive side of my fork. I thought it could have something to do with racks, but then I figured they would put one on ...
6
votes
1answer
1k views

Hard fork and low tire pressure or viceversa?

With mountain bikes, what do you think is more efficient: highly preloading the fork and using low tire pressure or having a "bouncy" fork and hard tire pressure? I like to have the fork with quite a ...
6
votes
1answer
188 views

Stress on front fork from car transport

It's often easier to transport a bike in the back seat of a car with the front wheel off, rather than setting up the bike rack. I've noticed that, due to the way the car seats are built, there's often ...
6
votes
4answers
582 views

Disc brake rotor size and forks strength

I have been told that every fork has a maximum rotor size characteristic. For example, for my $75 Suntour this is listed as 185mm. The explaination that I have been given for this limitation is that ...
5
votes
4answers
1k views

Frozen suspension in the winter

Winter is coming! Last season I put my road bike in the garage and just road my mountain bike all winter. Something strange happened: My suspension fork froze. When spring came everything ...
5
votes
1answer
467 views

conversion to rigid fork

Is it possible to put a rigid fork onto a 120mm travel hardtail without upsetting the handling? I used to ride a Kona P2 fork on a 96 AA frame, which I suppose was designed for a max. of 100 mm ...
5
votes
2answers
2k views

How do I measure a fork for suitability?

I have an old bike I bought from ebay that looks to be '80s vintage. I'm converting it to a single speed. I have some new(ish) wheels that I plan to use. I tried to just slot in the existing wheels ...
5
votes
1answer
133 views

Why would higher fork contribute significantly to breaking the frame?

When I recently cracked my frame near the headtube, every bike shop that I went to, asked me explicitly "Did you put a longer travel fork?". Putting aside that apparently fork travel and fork crown ...
5
votes
2answers
3k views

Fork lube. Should I use it? If so how often?

I ride a mountain bike with front suspension. I've recently seen fork lube for sale on an online retailer. This got me thinking. Do I need to be using fork lube? How does it help? If I bought some how ...
5
votes
1answer
1k views

Suspension fork - Can you leave them locked for a long time?

My bike's two years old (about 1800km on it, almost all road and bridleway) and kept in a garage. Back in November or so I locked the front suspension fork for road-riding, and over the winter ...
4
votes
2answers
682 views

Can a steel fork be unbent?

I was hit by a car and now the steerer of my Reynolds 753 aero fork is bent. Is it possible to bend them back? Would that be safe? I can't afford a new pair!
4
votes
2answers
808 views

Road Fork: Curved vs Straight?

I found a frame I'm interested in building up, but it doesn't include a fork. So I've been looking for carbon 700cc forks... with disc tabs. I've found a few, but ran into a new dilemma - curved vs ...
4
votes
1answer
188 views

How often to sevice suspension forks

Consider a SunTour XCR coil fork or any similar. Service manuals suggest "full service" every 30 hours of riding time. I take that to mean removing the boots and re-lubing the stanchions. However, ...
4
votes
1answer
761 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 ...
3
votes
4answers
2k views

Badly rusted suspension fork

I have a $300 MTB used for commuting. It has been three years now, and the rain and snow have said their word. Two weeks ago I disassembled the fork and spent a good one hour with the sandpaper, ...
3
votes
2answers
233 views

Trying to build a bike, confused about fork/headsets/compatability

I have a fork with a 1" steerer tube, and a frame with a 1.5" head tube. The steerer tube is slightly short, and when inserted into the frame, is flush with the top of the head tube. The fork is ...
3
votes
3answers
876 views

Why isn't my suspension bouncy?

I recently bought a Carreras centos limited edition mountain bike. I want to find out how to make my suspension bouncier and I want to experience a MUCH more comfortable ride. I have tried fiddling ...
3
votes
1answer
758 views

Is it possible to replace a 1 1/8 steering tube with a 1"?

I have a 94 Giant ATX. Threaded 1 inch steeering tube. I need a shorter stem, and would also like to install a suspension fork. Is it doable? Could I take a modern suspension fork, heat the crown, ...
3
votes
3answers
3k views

Are modern forks compatible with older style bikes?

I have an old 10-speed bike (likely 80's vintage) with a threaded fork. Can I replace it with a modern threadless fork with the style of stem that slides over the top of the fork and clamps on? I know ...
3
votes
2answers
156 views

How do I know if there is water in my fork

I have a SunTour XCR fork. Not wanting to ruin it I am worried that a significant amount of water has penetrated beyond the seals. I have recently ridden the bike in rain, snow, and washed it in a ...
3
votes
2answers
390 views

What are early signs of failure in forks/stem/handlebars?

I ride an SE Lager. In the past year, the following components have worn out or broken Front chainring Rear cog Rear freewheel Chain Seat (one of the bars snapped off) Many, many spokes Wheels ...
3
votes
3answers
1k views

Can I use normal grease for a car on the surface of carbon bike?

Helo Guys, I want to know your experience about carbon material and grease Can I use normal grease with carbon ? I want to put grease onto fork and stem.... Or WD-40 or silicone penetrant would be ...
3
votes
2answers
675 views

What is the advantage of a reverse arch suspension fork?

There are a couple of suspension fork manufacturers that have adopted a fork design where the lowers have a reversed arch. I can't see that they claim any particular performance advantages for it, ...
3
votes
1answer
290 views

Proper fork length for a bike with 5.5 inches of rear shock

I purchased an older Santa Cruz Blur frame today. From what I can gather the shock mounted on the frame gives 5.5" of travel. I'm looking to buy a fork to match. Do I need to go with a 140mm fork, ...
2
votes
3answers
382 views

When is using a suspension fork worth it?

I've recently picked up biking again since my childhood years, so I'm quite the newbie. I've figured out most of the features I'd need so far but I'm at a loss at this one. Why would you pick front ...
2
votes
1answer
323 views

Suspension Fork Axles

I'm looking to upgrade my suspension forks from Rock Shox Dart 3 to something like Rock Shox Sektor RL. A lot of the forks have either a 15 or 20 mm axle, or 'Maxle'. What does this mean? Will this ...
2
votes
4answers
792 views

How can I remove a fork if the bolt on the stem is rusted?

I got run over a car a few weeks ago and now i have to change the fork. It's an old racer, as you can see in the picture, with a 1 inch fork. I am trying to loosen it from the frame, but I can't ...
2
votes
1answer
155 views

How can I fit this mudguard?

I thought this would be simple. The problem is that the entire brake assembly needs to be rotated to screw into a thread built-in to the fork. There's also a hex/allen hollow tube-nut at the back ...
2
votes
2answers
502 views

Any wheel on any fork / frame?

I have been braking for a bit too long with worn off brake pads on not so new rims so I basically killed them. I currently have the stock wheels of an FX Trek 7.2 bike. I will most probably change ...
2
votes
3answers
812 views

Thru Axle and Quick Release Fork/Frame Compatability?

Without using manufacturer specific parts: Can I use a wheel with a thru-axle hub on a standard quick release fork or frame dropouts (with an adapter)? Can I use a wheel with a quick release hub on ...
2
votes
2answers
211 views

Building a 36er bike [closed]

I'm casually researching building a 36er bike, preferably mountainbike style. I'm looking for the experience of others on this. I would like to own it more for curiosity sake than any other, but would ...
2
votes
2answers
167 views

Gap between lower headset cup and fork. Is this likely to be a problem?

Yesterday I had a headset and fork fitted by my LBS. Lacking the specific tools or knowledge, I thought it better to leave this job to a professional; as a consequence of my inexperience, however, I ...
2
votes
1answer
77 views

Spreading a steel front fork

Has anyone got tips on spreading an old steel front fork to fit a more modern hub? I've got minimal tools. I thought a car jack might be a good way to go..
2
votes
2answers
149 views

Fork replacement for SR Suntour 29er

I ride pretty aggressively cross country and trail in colorado, and occasionally will go to the bike park and do some jumps. I recently bought a specialized hardrock 29er for my wife, who's a novice ...
2
votes
1answer
175 views

2009 Boxxer Team Dual Crown - Are springs different from 2010 + models?

I have a 2009 boxxer team fork on my bike. I'd like to buy the firmer spring as I am heavier than the last owner. Can I put the spring from a 2010/2011/2012 boxxer in there or was there something ...
2
votes
1answer
139 views

Fork Adjustment

When I ride into my new bike the fork doesn't shrink. My weight is about 81kgs. I think good forks usually shrink to 75% of its length. In my case it does not shrink at all. The fork is cheap. Does ...
2
votes
1answer
209 views

Why would semi-solid fork make whizzing sound?

Alert the semi-solid fork is probably not the right terminology, it shows that I don't know 100% whether the work has some sort of inner suspension. My bike is almost this one but I feel there is ...
2
votes
2answers
1k views

How do I identify an SR SunTour fork exact model?

I recently located this SR SunTour service manual, containing schematics of a load of forks. Trouble is, my fork only has "XCR" on a sticker, and production date stamped. At some forum this is ...
1
vote
2answers
49 views

Can a 120mm fork be mounted on Specialized Myka?

I have this fork available: RST Gila T8 (120mm travel option). The 80mm XCT fork on a 2-year old Specialized Myka is getting worn. I am considering installing the fork. Here it is explained that ...
1
vote
2answers
674 views

Why does a bike frame have to be above 56 cm usually to fit 700c tires?

I first came across this when I was looking at the Surly LHT, but I started to see it everywhere. It seems to me they can just put on a longer fork or something, or is it more for the back wheel?
1
vote
2answers
95 views

Screw cap stuck in adjustable stem connection, how to remove or reattach?

I was trying to detach my handlebar, because lowering was insufficient to make my bicycle fit in my box. I detached the long screw going connecting two lids thereby fastening the stem-handlebar ...