Kris Keefer
Kris Keefer
447 Articles0 Comments

Ride Engineering Performance Linkage System (Husqvarna FC450)

Getting that comfortable feel as well as increased track toughness can be somewhat hard to find on the Husqvarna FC450, at least for me anyway. I can go to tracks that are soft and tighter and be completely happy with…

2020 KTM 390 Adventure First Impression 

  I am not going to sit here and tell you that I am even close to an “adventure rider”, but I do love getting out and exploring through the deserts and mountains near my home on dual purpose built…

REP WP Pro Components Re-Valve (KTM 450 SX-F)

I have gone back and forth between the stock WP suspension and the WP XACT Pro Components a time or two on the 2020.5 KTM 450 SX-F. Even though the AER fork is a better version of itself on the…

Three Way Muffler Comparison: 2020 Honda CRF450R

The 2020 Honda CRF450R is a popular machine. After all of my years with Dirt Rider Magazine as well as doing my own thing over here at Keefer Inc. Testing there has been one thing that hasn’t changed… The amount…

Top 6 Mods To The Yamaha YZ125

My 14 year old son Aden has been going back and forth between two different colored 125’s, but has seemed to take a liking to the YZ125 the most lately. I decided see which simple mods could help this Yamaha…

65 Hours On The 2020 Yamaha YZ450F

It’s only March and I have 65 hours on the 2020 Yamaha YZ450F so that tells you that I have put a lot of time on the bLU cRU in a short amount of time. Finding a machine that fits…

Twin Air Power Flow Kit (YZ450F)

If you want to get rid of the somewhat janky stock air filter cage system of the 2018-2020 YZ450F, go with the Twin Air Power Flow Filter Kit. To me the Twin Air YZ450F PowerFlow kit is the best all-around…

Top 5 Mods: 2020 Honda CRF450R

Is there anything more beautiful than a brand new Honda CRF450R? Every time I walk out into the shop and I see that red machine sitting there, it just makes me want to go ride. However looks can be deceiving,…

Questions About Av Gas Answered

A Bit Of Info About Aviation Fuel I get this question emailed to me a lot, so I thought I would put some accumulative thoughts together about the fuel and post this right here. -KK Aviation Fuel has been used…

Daytime Program: Daytona

It was the 50th edition of the Daytona Supercross Saturday night and it proved to be a tough track for many of the riders. When you race Daytona there is no hiding from your fitness and technique. If either are…

Bridgestone M59 Front Tire: Product Review

This test all got started back at the first round of Anaheim this year. I went over to the Penrite Honda pits and while I was looking over the bikes, I noticed the team was on Bridgestone tires. I introduced…

Daytime Program: ATL

Atlanta’s track layout wasn’t that spectacular, but the 250 and 450 main events proved to be a fun one to watch. I know a lot of people have been critical of the tracks being too basic, but when you have…

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