Keefer, Inc. Tested

RMATVMC Keefer Tested Show #505: 2026 KTM 450 SX-F Chassis/Suspension Talk with Mark Johnson

http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/260903_keefer.mp3 Keefer gets Mark Johnson from REP on the phone to talk about suspension as well as chassis tips for the KTM 450 SX-F. Topics like spring conversion kits, AER set ups, chassis lengths, torque settings, chain slack and more! If you're an orange brigade rider, you will love this show.

ByKris Keefer4 hours ago0Comments

Kawasaki Performance

2027 Kawasaki KX250 Optional ECU Map

If you're looking for a little more pulling power out of corners and a slightly longer second gear pull, try this map as it will be a noticeable change. Screenshot Screenshot

ByKris Keefer3 days ago0Comments

Trackside Training

Don’t Waste The Season

By: Seiji Ishii Loretta’s is over, and for a lot of amateur riders, the emotional part of the season is finally starting to come down. That is when the season becomes useful—if you are willing to look at it honestly instead of just moving on or overreacting. For a lot of families, Loretta’s feels like the end…

BySeiji IshiiSeptember 1, 20260Comments

Performance Yamaha

2027 Yamaha YZ250F Optional ECU Map

If you're looking for a little more pulling power with less engine braking try this map on your 2027 YZ250F. No this map will not work with the older model YZ250F's.

ByKris KeeferAugust 31, 20260Comments

Kawasaki Keefer Tested Podcasts

RMATVMC Keefer Tested Show #504: 2027 Kawasaki KX250

http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/260829_keefer.mp3 Keefer breaks down Team Green's latest offering for 2027 as the KX250 received more changes than we thought it would but do those small changes mean anything to you out on the track? Find out all the info on this episode

ByKris KeeferAugust 31, 20260Comments

Kawasaki

2027 Kawasaki KX250 First Ride Impression

ByKris KeeferAugust 27, 20260Comments

Yamaha

2027 Yamaha YZ250F First Ride Review (Video)

ByKris KeeferAugust 26, 20260Comments

Keefer Tested

Summer School Show (Budds Creek Re-Cap)

http://media.blubrry.com/keefer_tested/pulpmx.com/podcasts/260823_keefer.mp3 The Keefers break down Budds Creek and give you an inside look from the PHX Honda Racing team. The weather played havoc on the bikes as well as the track so listen as Kris, Heather as well as Aden break down an up and down weekend from Maryland.

ByKris KeeferAugust 23, 20260Comments

Bolt-Ons Hard Parts KTM Suspension

Project KTM 450SX-F Stage One Video

ByKris KeeferAugust 23, 20260Comments

Kawasaki

2026 Kawasaki KX450 Loretta Lynn’s Garage Build

ByKris KeeferAugust 20, 20260Comments