Page 4 – Keefer, Inc. Tested

VP Racing Fuels (ProCar Blend vs TT blend)

Written By: Victor Guerrero At Keefer Inc Testing we have talked many years about VP racing fuels, but this one is not something we have ever written about. Some of our testers have alternate hobbies to occupy their time away from work and motocross. That hobby involves radio controlled cars that have 3.5cc engines in…

ByKris KeeferJune 21, 20260Comments

Kawasaki

2026 250 MX Baseline Suspension Settings

Honda CRF250R: (140-180 pounds) Fork: Spring Rate: 4.8N/m Height: Flush-3mm Compression: 9-10 clicks out Rebound: 11 clicks out Oil Level: Stock Shock: Spring Rate: 50N/m Sag: 105mm High Speed Compression: 1-1/3 Low Speed Compression: 8 clicks out Rebound: 8 clicks out Kawasaki KX250: (140-180 pounds) Fork: Spring Rate: 5.0 N/m Height: 3mm Compression: 7 clicks out Rebound: 8 clicks out Shock: Spring Rate: 54 N/m Sag: 105mm High Speed Compression: 2.5 turns out Low Speed Compression: 10…

ByKris KeeferJune 10, 20260Comments

Podcasts

RMATVMC Keefer Tested Show #484: 2027 New Bike Talk

http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/260604_keefer.mp3 Keefer breaks down the new 2027Honda CRF450R, Kawasaki KX327 and Yamaha YZ250F. Will the changes each manufacturer made, make for a better machine? Ge the details on each right here.

ByKris KeeferJune 8, 20260Comments

Keefer Tested

RMATVMC Keefer Tested Summer School (Re-cap of Hangtown)

http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/260607_keefer.mp3 Go behind the scenes with us (Kris/Aden/Heather) as we dive into round two of Pro Motocross at Hangtown. Learn about the ghost riding incident, how Aden's day went, some PNH stories, why this may have been the best Hangtown track in quite sometime and some other hot topics from round number two!

ByKris KeeferJune 8, 20260Comments

Motocross Training

The Myth of Greatness

By Seiji Ishii Ken Roczen admitting he battles severe anxiety may have helped more riders than his winning the championship. Fresh off winning his first AMA Supercross Championship, Ken Roczen stood on stage emotionally drained. Not hyped up. Not pretending to be untouchable. Not giving a polished speech about confidence and momentum. He looked exhausted, and honestly,…

BySeiji IshiiJune 3, 20260Comments

Yamaha

2027 Yamaha YZ250F Details

2027 Yamaha YZ250F Details/Specs

ByKris KeeferJune 3, 20260Comments