26 votes
Accepted

Inside of my full suspension bike pivots is cracked!

Are you sure those hex bolts are cracked? They could instead just have peeling chrome. Hex bolts tend to accumulate water and grime and thus corrosion. It could just be surface peeling of the ...
  • 28.6k
22 votes
Accepted

What are the pros and cons of front and rear suspension?

Specific answers to your questions: Does suspension reduce acceleration? Yes, for two reasons. Suspension causes bob, where some of your pedal power goes into flexing the suspension with each ...
  • 103k
14 votes

What are the pros and cons of front and rear suspension?

Even if you're regularly riding up and down kerbs you don't need rear suspension. If you did, people wouldn't ride hardtail mountain bikes on the trails, where drop-offs considerably higher than ...
  • 48k
14 votes

What are the differences between a horizontal suspension and vertical suspension MTB?

The position of shock mounts is only one variable of many of the rear linkage design. It does not play an isolated role but really is tied to everything else. You might have missed that there are many ...
13 votes

Inside of my full suspension bike pivots is cracked!

The good news is those bolts aren't load bearing parts directly. The bad news is those are holding the load-bearing parts in place, so a failure of the bolt will allow the pivots to fail very quickly....
  • 103k
12 votes

First Cyclocross Race - Riding a Mountain Bike

Many first time cross racers use a mountain bike. It makes perfect sense, don't go out and spend $1500+ before you even know whether cyclocross is your cup of tea. Most all races allow mountain bikes, ...
12 votes

What are the pros and cons of front and rear suspension?

You definitely don't need rear suspension: that's for serious off-road riding. For riding on the road and the very mild hardly-off-road-at-all riding you're proposing, rear suspension just adds a lot ...
12 votes

What are the differences between a horizontal suspension and vertical suspension MTB?

Manufacturers design the bike suspension with specific characteristics in mind. For example, should the bike be more poppy or plusher and ground hugging to ride. One parameter in this process is the ...
  • 1,600
8 votes
Accepted

How big can I drop safely on a mountain bike

This depends on technique, rather than equipment; Trials riders regularly drop several feet on rigid bikes. You should use your legs to absorb the shock of landing to reduce the work done by the ...
  • 3,856
7 votes
Accepted

What are the effects of different types of rear shock installation on full-suspension bikes?

The good folks at Bike Radar have already covered this in pretty good detail in a two part article: Part 1 and Part 2 There's also a chunky thread on the Pinkbike forums that has pictures and ...
  • 17k
7 votes
Accepted

When to replace FS bearings?

First, not all full suspension bikes use bearing for all pivot points, and some bikes don't use them for any. They use bushings instead. That said, assuming you have bearings at all points on your ...
  • 29.4k
6 votes
Accepted

Full Suspension MTB or just a new Frame

I think first you should read up on the price point people recommend staying with a hard tail. Below that figure (about $US2000 depending who you speak to) Soft tails are heavy with poor rear ...
  • 42.3k
6 votes
Accepted

Is Megavalanche suitable for beginners?

The Mega is not a single mass-start race. There are qualification stages on the days preceding the main event. You might get an entry into the Mega, but if you don't qualify, that's a very expensive ...
  • 3,856
6 votes
Accepted

Bushings vs bearings - maintenance difficulty

Bushings and bearings are nearly identical in terms of the replacement procedure. Personally I think bearings are the better option because bushings typically are manufactured and supported only by ...
  • 1,165
6 votes
Accepted

Striking pedals on a full suspension bike

Yes, while it is a common enough problem for people moving from hardtail to softtail, it can also happen when people change bikes of the same type but different geometries. The lowering of the BB when ...
  • 42.3k
5 votes

Inside of my full suspension bike pivots is cracked!

Take them out and check if they are hollow, it might be that those are only the burrs from machining the hex.
  • 59
5 votes
Accepted

Is this article accurate? If so, why is the hype about loosing the FD on enduro bikes?

A few quick points about the article The author did not provide all the math and formulations so we need to take it on faith that the correct formulae were used and there are not implementation ...
  • 30k
5 votes

Pedal kickback on an mtb, what is it?

On a full-suspension bike, the rear chain- and seat-stays are attached using pivot points. However, what attaches to the dropouts on the chainstay? The wheels. The chain's route is constantly changing ...
  • 1,013
5 votes
Accepted

Difference between thick vs thin front suspension?

Fork-leg diameter is not really how you would classify suspension forks. Or more exactly, it is a way, but not really the most relevant. Suspension forks could be classified by how much travel they ...
  • 25k
5 votes

Do suspension seatposts work as well as a full suspension MTB?

Suspension seat posts and full suspension have different jobs and can't be compared. The primary goal of a suspension seat post is to provide rider comfort. The primary goal of bicycle suspension is ...
  • 17k
5 votes
Accepted

Will suspension pivots freeze in very cold conditions

Rear pivots are just bearings or bushings. If they freeze, then other bushings and bearings on the bike will freeze simultaneously. Some other places on a bike where there are bearings: wheel hubs, ...
4 votes

First Cyclocross Race - Riding a Mountain Bike

CX is often about carrying your bicycle as much as your bicycle carrying you. When carrying a bicycle on one's axle, its aero properties do not play any role, I would guess, while its weight does. CX ...
4 votes

What are the effects of different types of rear shock installation on full-suspension bikes?

I would say that the position of the shock doesn't really matter. What matter is : The path of the wheel axis The shock dynamic (How the shock is compressed regarding the position of wheel) 1) The ...
  • 221
4 votes
Accepted

How often should rear suspension frame linkages be serviced?

No, it's not typical maintenance, but you do have to take it apart to either replace or perhaps just service (degrease and relubricate) the bearings once in a while. Which you do may depend on what ...
4 votes

Rear Bike Rack for Full Suspension?

You can get racks, what you get will largely depend on the load. The two styles that work are a seat post mount rack or once that clamps to the seat stay. Seatposts often have a low load limit, and ...
  • 42.3k
4 votes
Accepted

Does shorter shock stroke limit rear travel better than higher shock pressure?

The stroke really makes no difference here. You set the pressure in the shock such that a certain sized hit causes a certain amount of travel. The only difference is where a shorter travel shock will ...
  • 42.3k
4 votes

What is this black residue remaining on damper body of rear shock after rides?

Hard to tell, as suggested in the comments, I suspect is rubber from deteriorating O Rings. Whatever it is, the shock needs a service. I would not delay getting this done as if the shock is out of oil/...
  • 42.3k
3 votes

Resources for suspension setup and tuning?

General for fork and shock: pinkbike Tech Tuesday - Suspension Setup part 1 pinkbike Tech Tuesday - Suspension Setup part 2 pinkbike Tech Tuesday - Suspension Setup part 3 pinkbike Tech Tuesday - ...
  • 6,489
3 votes

What are the considerations before buying a Full Suspension bike (India)?

There are a few questions to ask yourself. 90% of the time what sort of riding are you doing? Hike-a-bike where you'll repeatedly walk your bike up a hill and ride down, do you commute by bicycle, etc....
  • 9,061
3 votes

Inside of my full suspension bike pivots is cracked!

Those are artifacts or chips resulting from broaching the hex into the bolt head. Should be nothing to worry about but ask a mechanic if you want to be sure.
  • 31

Only top scored, non community-wiki answers of a minimum length are eligible