Below is a link to the Racer X article. Click on link below:
https://racerxonline.com/2022/11/16/open-mic-the-younger-generation-and-hustling
Riding several tires as well as compounds over the years, I decided to write some of the optimal tire pressures that I felt worked the best in a variety of conditions. Here are five major brands and their pressures, that I thought could be some benefit to you. If you're wondering what PSI to run…
http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/221011_keefer.mp3
In this episode Keefer will dive into rigidity and where to pinpoint it on your bike. What aftermarket parts can cause added rigidity and how to identify if it's your suspension or your chassis that is rigid.
The Yamaha YZ250F is unchanged for 2023 so these five mods below will work for the 2022 and 2023 model. If you’re looking for a baseline suspension setting you can click this link: https://pulpmx.com/2021/09/26/2022-yamaha-yz250f-baseline-settings/ . These mods below drastically changes the way the YZ250F runs as well as handles as each improve an already great…
Straight from Mrs. Keefer’s washing room to the Keefer Tested website is some white gear cleaning insertions. I love white gear, but some of you may hate it because it is a pain in the ass to keep clean. You east coast red clay riders usually steer away from white gear but for everyone else,…
The 2023 Kawasaki KX250 comes with some significant updates to the engine as well as to the suspension. Kris and Aden Keefer, Hunter Yoder, and crew spent a day at Perris Raceway (the oldest track in Southern California) breaking down these changes and to see if those changes make a difference on the track compared…
“Keefer, I want to be a test rider”. Of course you do, but do you know what you have to do once off the bike? Do you know what the correct way to do things when you’re on the bike testing? I hear this statement all the time, but I end up asking these questions…
You can only go as fast as your brakes allow you to slow down. That doesn’t sound quite right, does it? But if you don’t have good stopping power on your dirt bike, chances are you will not be able to get around the track or clip down that trail at any reasonable rate of…
With every action there is a reaction right? This is no different when it comes to dirt bikes and the mechanics of each change/adjustment. Since suspension is always a hot topic with motocross machines, I thought why not give you guys some insight on what each change point/adjustment available to you is on the shock,…