Keefer gets Gary Sutherlin on the phone to discuss his 140 hour old KTM 300SX that he rebuilt from the ground up in order to race the Two Stroke National at Glen Helen. Learn about what Gary did in order to make this a top ten machine in the pro division as well as break down the race from his perspective..
Show #475 - KTM 350 SX-F vs. Kawasaki KX450
13/04/2026 | 1h 11 mins.
Which bike is better for you? Orange or Green? In this episode, Keefer dives into a KTM 350 SX-F with five mods and a Kawasaki KX450 with five mods to see which one improves the most, how the changes affect the character of each bike as well as which bike is right for which type of rider. Get the info you need right here if you're interested in either machine.
Show #474 - Loretta Lynn Area Qualifier Wrap Up
06/04/2026 | 1h 15 mins.
Keefer, Matthes and lil Keefer breakdown the LLQ at Glen Helen. Listen to stories about the weekend and how Matthes got through to the Regional. Fights? Yep, we got those in this one as well! If you weren't there, it will be like you were!
Show #473 - Pro Circuit KX450 Stage One Build
30/03/2026 | 52 mins.
Keefer and Pro Circuit team up to create a stage one engine build that gives the rider a noticeable amount of power on the track but still is smooth enough to keep an "easy to ride feel". What is involved into such a build? Is it comparable to an SR? Can you run pump fuel? All of those questions and more will be answered in this show. Keefer will also break down what Pro Circuit can do to your suspension and how you can get more comfort as well as hold up within your KX450 SHOWA suspension.
Show #472 - Birmingham SMX Next Re-Cap
23/03/2026 | 1h 30 mins.
Keefer and family headed to Birmingham to race the SMX Next event and come on to tell you about the weekend. Get a inside look on what goes on at a SMX Next SX event as well as all of the inner workings that involves getting Aden Keefer out on the track. Sit back, grab a drink, have some laughs and enjoy 90 minutes of family moto banter.
About Rocky Mountain ATV/MC Keefer Tested
Kris Keefer puts bikes, gear, accessories, hard parts... you name it, through the paces to bring you the straight verdict.