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How to Choose Bike Drivetrain Upgrades That Matter

How to Choose Bike Drivetrain Upgrades That Matter

Ard Kessels
Upgrading your bike’s drivetrain is a great way to extend and improve the performance or your favorite bike. However, let’s face it, ceramic bearings can cost a chunk of money....
Sram AXS 10t Efficiency: Offsetting eTap Higher-Friction Concerns

Sram AXS 10t Efficiency: Offsetting eTap Higher-Friction Concerns

Ard Kessels
Sram’s introduction of the 12-speed Etap AXS system caught my attention last year. And let’s give credit where credit’s due: it caught EVERYBODY’s attention. This was arguably THE best-coordinated product...
Oversized Derailleur Cages vs. Oversized Pulleys: How to Choose

Oversized Derailleur Cages vs. Oversized Pulleys: How to Choose

Ard Kessels
Wondering whether to invest in oversized derailleur pulleys or an oversized derailleur cage? This post will help you choose between these options. What works best for you can be determined...
Ultimate Bearing Efficiency: Kolossos Race-Day Prep

Ultimate Bearing Efficiency: Kolossos Race-Day Prep

Ard Kessels
Kogel Bearings are built for Everyday Racing. Read all about it in this related blog post. It will explain why bearings with the very lowest friction are not the best...
Chasing the Lowest Friction Ceramic Bearings at All Costs Is Dumb

Chasing the Lowest Friction Ceramic Bearings at All Costs Is Dumb

Ard Kessels
Throughout my former life as a bike mechanic and my current with Kogel, I have been exposed to riders of all levels in skills, fitness, spending and approach to bike...
Do I use oil or grease in oversized pulley systems?

Do I use oil or grease in oversized pulley systems?

Ard Kessels
Unlike our competitors, we only ship everyday racing products Shortly after we started sending out the first Kolossos oversized derailleur cage samples, we received feedback from a few riders that the...
Oversized derailleur cages for gravel bikes

Oversized derailleur cages for gravel bikes

Ard Kessels
Kolossos was designed to not discriminate between road, triathlon and gravel bikes. While oversized pulley cages are a given in tri and common in road, they are a rare sight...
Kolossos Oversized Derailleur Pulley Cage - Larger than life.

Kolossos Oversized Derailleur Pulley Cage - Larger than life.

Ard Kessels
Oversized derailleur pulley systems have taken the racing and enthusiast scene by storm. The first oversized system I could trace was on team Saxo Bank bikes in the 2010 Tour...
Derailleur Pulleys Buyer’s Guide

Derailleur Pulleys Buyer's Guide

Recently we introduced new oversized derailleur pulleys for Shimano and Sram Wifli derailleurs. Adding another option for derailleur pulleys may have made it more challenging choosing the best setup for...
Cannondale BB30A and PF30A explained

Cannondale BB30A and PF30A explained

Since 2015 Cannondale has released BB30A and PressFit30A or PF30A. Originally on the Synapse and Slice, the standards have now been rolled out across most of the road and mountain...
Ceramic Ball bearing warranty. A market analysis.

Ceramic Ball bearing warranty. A market analysis.

I spoke about ball bearing warranty in a previous post but we still explain every day how Kogel is different from Enduro Bearings, Ceramicspeed or Boca Bearings. These are brands...
Four ways Kogel Bearings takes care of your needs

Four ways Kogel Bearings takes care of your needs

When I started Kogel Bearings, I thought long and hard about what drives a customer to a business. Just a good product is no guarantee for a consumer to slide...