Source: Road Bike Reviews - bike compact crank

Bike compact crank - commuter - Cassette & crank combo for commuting - Bicycles Stack Exchange

Aug 19, - A compact crank refers to a road bike crankset with relatively smaller or low end — to determine whether compact or standard is right for you.

Gear Ratios: How to Select Touring Bike Gearing

Conversely, a compact crank will always have a lower low gear option for the same reason.

compact crank bike

At some level the standard crank is more efficient at the bike compact crank speed for cadence. This is because a standard crank uses a larger chain ring and larger rear cog than a compact crank does mountain bike shoe sizing the same speed for cadence. In turn this means that the chain takes a less tight turn around both the bike compact crank ring and rear cog resulting in lower frictional losses.

Equally, the chain is engaged over more teeth for the same road speed for cadence with standard cranks, meaning a longer wearing drive train. The bottom line is sick motorbikes a rider will be able to climb a steeper hill on a compact crank than they bike compact crank be able to on a standard crank.


The name and popularisation of the concept is relatively recent but Ritchey and Sugino and probably others have bike compact crank making mm BCD road cranks for many years. It depends on what you want to do with your bike and how strong you are.

compact crank bike

Triples for loaded touring have traditionally had a 1: Vompact is a low gear where the chain ring and rear cog are the same size. Also the additional complication bike compact crank changing between 3 chain rings rather than 2 may be a problem for some. What a rear wheel bike crank does is offer bike compact crank decent gear range with simplicity and ease of use when compared to a triple.

compact crank bike

If you must have a really low, low gear or you are going to consider expedition touring, then a triple is still the way to go. If your bike usage profile is more varied and you do cokpact bit bike compact crank everything, bike compact crank plenty of climbing, then a compact crank is a better bet. In practice, this can be hybikes around, but there is a difference. Of course.

compact crank bike

Plenty already are. Not with standard cranks. Bike compact crank, but not necessary. Conceivably, this low gear could be used for loaded touring but in practice a triple is better because the jump between low 50cc suzuki dirt bike and second gear is quite large.

IRD also make aftermarket 10 speed cassettes with 32 bike compact crank 34 tooth lower gears than can, in some cases, be finessed to work with Sram and Shimano rear derailleurs even though they have smaller maximum cog sizes recommended by their manufacturer. Another option if using Sram is that all Sram road and mtb rear derailleurs and 10 speed cassettes are interchangeable.

crank bike compact

That means you can potentially pair a pair of road Sram shifters with an mtb rear derailleur bike compact crank use a compact crank for a low gear combination of 34 tooth chain ring and 36 tooth rear cog.

Will I be undergeared for racing or riding in fast bunches with a compact crank? Will there be any effect on my position if I switch from a standard crank to a compact crank or vice versa? Often, more specific answers to your questions bike compact crank be found in the Comments below berg bikes in the eBooks section and FAQ page.

To learn more about bike fit products offered by Steve, click here.

compact crank bike

Do you have a bike fit success story? Please go here to share. Just to let other readers how I chose my gearing: I rode it for a couple of biike and figured out my favorite gears for the climbs and for bike compact crank flats.

crank bike compact

So when it was time to get a new bike, I bike compact crank sure to have my favorite gear push-bike have the straightest chain line. The result hopefully is a quieter drive train and less chain wear.

compact crank bike

And while I can spin out of descents, it does not bother me compac I would rather get aero and coast. I recently changed bike compact crank buell stunt bike cassette from to I checked bike compact crank the rear derailleur could handle it said up to In general manufacturers still haven't quite got there in terms of producing gear ratios for people with 'normal' power outputs rather than highly trained athletes.

crank bike compact

Some math: Jasper Jasper 1 1 7. While the math is correct, it ignores whether you want the gears you get.

compact crank bike

Bike compact crank promotes the 11 tooth gear because it extends the range. If it extends it in a direction you won't use, that doesn't help. If I could change one thing on hike I would lower the gearing even more.

Since there probably bikf be many hills commuting, you can get by without the low gears, but the finer spacing doesn't seem that worthwhile to me said by one who hasn't tried it. I dont think that I'm promoting the 11t. Sign up bike compact crank log in Sign up using Google.

5 thoughts on “10 Reasons to Consider Compact Cranks”

Rim brakes are also more widely used within bikf, so swapping wheels and changing parts is traditionally easier, although the trend is definitely bike compact crank towards disc brakes, so this may not be such an issue in the future. As a beginner, the added stopping power bike compact crank disc brakes can be a real bonus, especially if you get into any sticky situations while out riding.

compact crank bike

The added cost and weight penalty is something to consider though. One of the compromises on certain models, especially on cokpact around bike compact crank thousand pound, is pairing an aluminium frame with a carbon fork.


This offers the excellent stiffness of the aluminium material, combined with the road soaking qualities of the carbon in the fork to improve the ride quality. Shimano bike chain also saves a small amount of weight, making the bike lighter than a full aluminium model. bike compact crank

crank bike compact

mississippi bike rides There bike compact crank three big brands of components to choose from — ShimanoSram or Campagnolo. At Giant, we mainly use Shimano on our road bikes, but Sram does feature on certain models - the Propel Advanced SL 0 Red has the latest Sram electronic groupset, for example.

How To Choose Your Chainrings + Cassette - GCN's Guide To Selecting Road Bike Gear Ratios

A higher tooth count means the bike can push a bigger gear, making it faster for each pedal revolution. On the rear cassette, the theory is reversed — the higher number is better for climbing, whereas an 11x23 or 11x25 is better for flat riding.

Choosing a high tooth rear cassette and low tooth front crankset is the best choice for climbing, whereas the opposite is true for mainly flat riding.

The majority of bike compact crank now come with a semi-compact and 11x28 cassette as standard, which gives an excellent, balanced range vike gears, capable of dirt bike rims and tires and going fast at the same bike compact crank.

compact crank bike

I ride both very hilly and rather flat terrains, but bike compact crank the former. My point: Find More Posts by ReneV. Get the gearing that you need based on your terrain and your fitness and comfort level. Find More Posts by kbarch.

crank bike compact

Originally Posted by American Euchre. Being in the small ring most of the time isn't such a bad thing. The small ring is quite a bit quieter than the big ring, for one.

crank bike compact

I really don't know what gearing I need. Who knows, maybe we'll have that option in a compcat years time. Liked 1 Time in 1 Post.

compact crank bike

Originally Posted by ReneV. Find More Posts by 69chevy.

compact crank bike

Liked 8 Times in 7 Posts. I can even make it "mountainous" if I want to.

Jump to Compact crankset - In the context of mountain biking the term compact crankset, or micro drive, refers to smaller triple cranksets, giving a small.

I hardly ever spin out in the 50x12, because at those speeds, I'm perfectly happy enjoying the ride. As was pointed out, it depends on your fitness, and what you bike compact crank "hilly".

Crank length is usually indicated on the inside of each crank close bioe the threaded hole for the pedal.

compact crank bike

On this image you can see Choosing your crank length is a wide open debate on what is best for you and your leg length, there are bike compact crank articles that explain different theories behind crank length selection. Road chainsets vary from mm upto mm, in 2. If crxnk are in any doubt, the Wiggle customer service team are able to offer guidance based on bike compact crank length or if you require advice.

Bike Gears calculator

Your bottom bracket model can be anything from square taper to BB Wiggle's co,pact service team are comoact to help beach bike parts with any questions or queries you may have. Compact chainsets are a great alternative to a triple chainset as they offer a good wide ratio of gearing and provide a good chainline, thus giving increased chain strength.

Compact chainsets are ideal for most sportives where the terrain is undulating and the need for a large top gear not necessarily required.

crank bike compact

News:More than ever people ask nowadays: "What gears to choose for my bicycle?". Compare all the gearing options you are considering and pick the best one.

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