Kris Keefer

2025 Triumph TF 450 RC Edition First Laps

ByKris KeeferNovember 12, 20240Comments

YZ 250/450F Brembo Brake Mod (Re-Visit)

So are you tired of that spongey feeling stock Yamaha brake? Since I get to ride all the bikes, I would have to say that the Brembo system is one of the best feeling brakes out of all the MX machines. However, a little mix and matching can get you a more linear feel than…

ByKris KeeferNovember 11, 20240Comments

Bike Brands Yamaha

2025 Yamaha YZ250F World Vet Race Test

It has been about a year since I raced motocross when I heard rumblings of Matthes and Keefer racing the Glen Helen Vet Nationals in early November. If you know Kris, it only takes about one phone call that can involve some verbal motivation and next thing I knew I was on the Glen Helen…

ByKris KeeferNovember 10, 20240Comments

Bike Brands Hard Parts Performance Yamaha

Optional 2025 Yamaha YZ250F ECU Map

If you're looking for a little more low end and increased mid range recovery, this "RESPONSE" map will help in those areas.

ByKris KeeferNovember 7, 20240Comments

Hard Parts Tires

Dunlop Factory Spec Tire Review

ByKris KeeferNovember 6, 20240Comments

Motocross

RMATVMC Keefer Tested Show #404: 2024 Dubya USA World Vet Recap

http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/241103_keefer.mp3 Matt Sirevaag, Darkside and Keefer recap the World Vet race at Glen Helen. From Matthes and Fireman Dave battles, off track shenanigans to fights almost breaking out in staging, we got you covered like you were there. An event that brings out all the fun and hatred for dirt bikes! There is NOTHING like World…

ByKris KeeferNovember 4, 20240Comments

Bike Brands Yamaha

Inside Phil Nicoletti’s Club MX/FXR Yamaha YZ450F

ByKris KeeferOctober 30, 20240Comments

Hard Parts Suspension Yamaha

2023-2025 Yamaha YZ450F Optimal Swingarm Measurements

I am not going to sit here and tell you that you need to be as meticulous as we are at times here at Keefer Inc. Testing but if you like to tinker and make adjustments here are some key swingarm pivot to center of rear axle lengths. I have tried a lot of different…

ByKris KeeferOctober 29, 20240Comments

Keefer Tested Podcasts

RMATVMC Keefer Tested Show #403: 2025 450 Non Shootout

http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/251025_keefer.mp3 Keefer walks you through all of the media 450 shootout results as well as discusses each bike and why it may have ranked where it did. Keefer will also give his rankings then give you three must have modifications for each bike to make it better, then see if those mods will help that bike…

ByKris KeeferOctober 28, 20240Comments

Sign Up to Our Newsletter