Kris Keefer – Page 101 – Keefer, Inc. Tested

Testing Terms Explained (Suspension/Chassis)

Since we are in some weird times right now with this quarantine stuff, I thought it could be cool to learn a little about what each testing term means. What better way to get more in tune with your motorcycle than learning what the definition is to each term. If you listen to the Keefer…

ByKris KeeferMarch 31, 20200Comments

Bike Brands KiT Motocross Yamaha

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 YZ125 two stroke the most in order to get him some extra ponies. These modifications…

ByKris KeeferMarch 29, 20200Comments

Bolt-Ons Exhaust KiT Performance

FMF 4.1 Full System Vs. Akrapovic Evolution Full System Vs. Akrapovic Slip On

We recently received the 2020.5 KTM 450 SX-F Factory Edition and after dissecting it for a few weeks, we thought we would test a couple different muffler systems on it. We wanted to see if we could improve upon the KTM Factory Edition’s delivery. The KTM comes with an Akrapovic slip on we thought since…

ByKris KeeferMarch 16, 20200Comments

Garage KiT Trackside

Questions About Av Gas Answered

A Bit of Information About Aviation Fuel Aviation Fuel has been used as a low-cost substitute for high octane fuels for decades. This was more common in the hay days of 2 strokes, due to higher probability of detonation, and thus the change to 4 strokes has seen a decline in the popularity of “aviation…

ByKris KeeferMarch 10, 20200Comments

Bike Brands Bolt-Ons KiT Performance Suspension Yamaha

Pro Circuit Link Arm (2020 Yamaha YZ450F)

I have tried links in the past on previous generation YZ450F’s with less than stellar results, but since Yamaha changed the frame on the 2020 machine, I thought I would revisit a link to see if it helps improves the Yamaha’s feel around the track. Pro Circuit's linkage arms are CNC-machined from billet aluminum and…

ByKris KeeferMarch 10, 20200Comments

Bike Brands Bolt-Ons Husqvarna KiT Performance Suspension

Husqvarna FC450 Triple Clamp Offset Test

The Husqvarna FC 450 Rockstar Edition comes standard with the Husqvarna Technical Accessories Adjustable Factory Triple Clamp. If you’re riding a standard FC450 these clamps adjustable clamps are available through your local Husqvarna dealer for $599.99. The adjustable clamp comes standard at a 22mm offset but can also be moved to a 20mm offset as…

ByKris KeeferMarch 6, 20200Comments

Bolt-Ons KiT

Sunstar Works Triplestar Sprocket

Sunstar is the largest OEM supplier of motorcycle and all terrain vehicle (ATV) sprockets and brake discs in the world. In fact, if you’re on a Japanese machine most likely it came from the factory with Sunstar. Sunstar offers the Works Triplestar combination that is lightweight, looks good, and from what I found out recently,…

ByKris KeeferFebruary 28, 20200Comments

Bike Brands Bolt-Ons KiT KTM Performance Suspension

Ride Engineering Performance Link (KTM 125SX)

My son loves riding his 2020 KTM 125SX, but comments all the time on how he feels like the KTM sits taller than his Yamaha YZ125. When I watch him ride I notice that the rear end of his 125SX kicks him in his ass when hitting braking bumps and when that happens, it makes…

ByKris KeeferFebruary 26, 20200Comments

Bike Brands Husqvarna KiT KTM Performance Suspension

SKF Linkage Seals Part Numbers (KTM 450 SX-F/Husqvarna FC450)

The new 2020.5 KTM Factory Edition and Husqvarna Rockstar Edition come with updated SKF seals in the linkage for less friction and actually do make a little difference on the track. With the updated linkage seals the rear of these new 2020.5 bikes feel freer and give less harshness to the back of the bike…

ByKris KeeferFebruary 25, 20200Comments

Bike Brands Husqvarna KiT Motocross

2020.5 Husqvarna FC450 Rockstar Edition First Impression

Yesterday kicked off new bike season and it was Husqvarna that was first out of the gate. The 2020 Husqvarna FC450 Rockstar Edition launch was held at Glen Helen Raceway and it turned out to be great test day as a lot of the West Coast 250 Supercross riders came out to get their outdoor…

ByKris KeeferFebruary 14, 20200Comments