Groupset
Components such as cranks, derailleurs, STI levers (brakes, gear shifters), etc. are what make bicycling more comfortable. This section covers topics related to components from manufacturers such as Shimano and how to upgrade each part.
TOPICS
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Summary of electric components for MTB
This section summarizes the types of electric components for MTB and the advantages and disadvantages of each.
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Summary of Shimano wide ratio sprockets for road bikes
Shimano wide-ratio sprockets for road bikes are listed here, including compatibility by step number.
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12-Speed chains compatible with Shimano Road Bike and MTB Components
We have compiled a list of 12-speed chains that can be used with Shimano road bike and MTB components. Also about chain compatibility with chains from manufacturers other than Shimano.
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Advantages and disadvantages of front single
The "front single" without front shifting is being increasingly adopted in MTB and gravel road bikes. This section summarizes the advantages and disadvantages of the front single.
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Determining the height of road bike handlebars
The "handlebar height" of a road bike has a significant impact on speed as well as ease of riding. This section summarizes what happens when you change the height and how to determine the right height.
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Shimano road disc brake component compatibility summary
Shimano disc brake components for road use are difficult to select if you don't know about them. We have compiled a list of parts model numbers and their incompatibility, which can be difficult to understand.
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Q Factor: Measurement, Determination, and Adjustment
Q-factor is an important factor for improving pedaling efficiency. we summarize what Q-factor is, how to measure it, how to determine the proper value, and how to adjust it.
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Summary of FSA cranks, grades and ratings
FSA cranks are often chosen as standard equipment for complete bikes. Here is a summary of their grades and why they are often rated low.
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Upgrading Your Shimano Rear Derailleur: What to Expect
One of the most modest component upgrades is the rear derailleur. Here is a summary of what changes when you upgrade your rear derailleur.
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How to lighten heavy mechanical brakes.
The weight of the brakes not only affects the braking power, but also creates a significant impact on fatigue during the ride. In this article, we'll take a look at how mechanical brakes work and how you can lighten the weight of heavy brakes.
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The Difference Between Up-Route and Down-Route Front Derailleurs: How to Choose
There are two types of front derailleurs, "top-route" and "down-route", depending on how the frame is routed. Here is a summary of the differences between the two, how to tell them apart, and what to look for when choosing one.
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Essential Special Tools for Installing and Servicing Shimano Hollowtech 2
Hollowtech 2" is the standard adopted by the latest Shimano front cranks. We have compiled a list of special tools required for installation and maintenance of "Hollowtech 2", which is unavoidable when upgrading to higher grade front cranks.
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Shimano Crank Length Lineup and How to Find the Best Crank Length
Crank length is a small difference, but it makes a big difference in riding style. In this article, we summarize Shimano's crank length lineup for road cranks and how to find the best crank length.
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Should I use disc brakes or rim brakes?
Disc brakes are coming of age, and conventional rim brakes such as caliper brakes and V-brakes. This article summarizes the differences between them and which is better.
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Long Arch Brake Features and Upgrade Methods
Long arch brakes are used on road bikes and Hybrid bikes with large tires. Here is a summary of their features and how to upgrade them.
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Types and Differences of Brakes for Sports Bicycles
Sports bicycles are equipped with various types of brakes. Here is a summary of each brake, its features and differences, advantages and disadvantages, and which brake bike you should buy in the future.
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Shimano Hybrid Bike Component Grades Summary
The following is a summary of the grades of Shimano components (for Road bike and MTB) used in hybrid bikes. There are also points to choose from when comparing hybrid bikes from a component perspective.
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Shimano Hollowtech 2 BB: Comparison and Points to Consider
In-depth comparison of Shimano Hollowtech 2 and BB (bottom bracket) units! A comparison of the specs of the different BBs in terms of weight and compatibility. The following is a summary of the points to consider when selecting a BB.
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Summary of KMC's chain types
KMC chains are popular because of their good shifting performance and high cost performance, and we have compiled a list of the types of KMC chains and the gears they support.
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Choosing a Road Bike Frame for Shimano Di2
Shimano's Di2 electric shifter is attractive for its lightweight parts and reliable shifting.In order to convert to Di2, not only do you need to purchase Di2 parts, but also your road bike frame needs to be Di2 compatible.
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Shimano 12-speed (12s) Sprocket Types and Compatibility Summary
We have compiled a list of the different types of 12-speed (12s) sprockets, which are Shimano's top upper grade gears for road bikes and MTBs. Differences between models and points to consider when choosing.
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When would you upgrade the drivetrain on a road bike?
Surprisingly, it is difficult to know when is the best time to upgrade the drivetrain on a road bike. In this issue, we take a look at when to upgrade.
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Types of Disc Brakes for Road Bikes
This page summarizes the types of disc brakes that can be installed on road bikes. Differences in mechanisms, rotors, and wheels/frames to install.
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Road Bike Gear Shifting Speeds: Pros and Cons of Upgrading
The higher the grade of road bike components, the more gear shifts are available. In this article, we will look at the advantages and disadvantages of upgrading to a higher grade of component and increasing the number of gear shifts.
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Road Bike to Disc Brakes Conversion: Parts Needed and Buying Tips
Disc brake-equipped road bikes have been on the rise in the past few years. "For those who want to try out disc brakes but don't want to buy a new bike, we've put together a list of the parts you'll need to buy disc brakes and the points to keep in mind when buying.
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Advantages and Disadvantages of Road Bike Component Sets
A road bike component set, where you can get all the necessary component parts at once and get a discount. The following is a summary of the advantages and disadvantages of component sets and points to keep in mind when purchasing them.
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Choosing a Rear Derailleur for Road, MTB, or Hybrid Bikes
How to choose a new rear derailleur for your road bike, MTB, or hybrid bikes, what to look for in a combination of sprockets, and the differences between different grades.
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Shimano Sprocket and Wheel Compatibility Explained
It is easy to get confused about which wheels are compatible with which Shimano sprockets, as there are many different combinations. In this article, we will explain sprocket and wheel interchangeability in an easy-to-understand and easy-to-remember manner by looking at the evolution of wheels and sprockets.
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Shimano 11-Speed Sprocket Types and Differences
This is a summary of the types of 11-speed (11s) sprockets that are Shimano's top grade for current road bikes and top grade shifting for MTB. Differences between models and points to consider when choosing.
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Shimano's 7-speed to 11-speed chain differences
This is a summary of the differences between Shimano chains for road and hybrid bikes, from 7 to 11 speeds. It also compares the different chains for each speed range and how much the maintenance costs vary.
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How to convert to 11-speed with a 10-speed wheel
This article explains how to convert your compo to 11-speed while keeping your existing 10-speed wheels, and how to tell the difference between 10-speed wheels and 11-speed wheels. Using this method, you can convert your wheels to 11-speed while making the most of the wheels you already have.
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Relationship Between Bicycle Gear Ratios, Cadence, and Speed
Since the engine is a human being, the bicycle seems to be able to go infinitely fast, but in fact, the gear ratio and cadence roughly determine the maximum speed. In this article, we'll take a look at the relationship between gear ratio, cadence, and speed.
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Using Shimano Parts on Cheap Road Bikes: Important Points to Remember
Shimano parts" are often seen in cheap road bikes. Even with the same Shimano parts, the degree of freedom for customization differs depending on the grade. In this article, we've compiled a list of points to keep in mind when purchasing a budget road bike.
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Shimano Road Bike Component Compatibility Summary
Compatibility of Shimano Components for Road Bikesa Shimano components for road bikes tend to be confusing with various parts in different grades and generations. In this article, we summarize the compatibility trends of Shimano components.
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Shimano Road Bike Components: Brand, Grade, and Identification
A summary of Shimano's road bike component brands, grades and how to identify them. The model numbers and features of each are also included.
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Sprockets for SENSAH components
This is a summary of the sprockets that are compatible with SENSAH components. Whether they are compatible with Shimano and SRAM sprockets, and what to look out for when using a mix of the two.
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Shimano's Current Road Components: Release Year and Buying Time
We have compiled a list of the release years of Shimano's current components for road use, the expected announcements of the next models, and when to buy the current models.
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How cheap is it to replace STI levers with SENSAH?
We have examined the cost performance of replacing Shimano STI levers with SENSAH. In terms of actual selling price, how much more cost effective is the SENSAH than replacing Shimano STI levers?
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Shimano's older high-grade brakes vs. current lower-grade brakes: Which is better?
Which is better, Shimano's older generation higher grade brakes or the current lower grade brakes? This article examines Shimano's brake technology and the year they were released.
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Selecting Shimano Brakes for Road Bikes: A Summary of Model Numbers
Brakes are an important part of a road bike that is responsible for braking. In this article, we will discuss how to select Shimano brakes for road bikes, which are of high quality and highly available in Japan, and summarize the model numbers of each grade of brake.
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