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.
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00:38 Intro & sponsor rundown
10:21 2026 KTM 450 SX-F project overview
15:12 Getting Mark from REP on the line
16:51 The REP app
19:38 AER fork feel: East Coast vs West Coast
26:27 AER pressure checks & temperature swings
29:29 Nitrogen vs helium fork fills
32:59 REP linkage systems explained
36:00 Husky height vs KTM height confusion
38:10 Factory Edition cone valve first impressions
43:58 Cone valve vs shim stack tech
47:18 KYB vs 6500 spring conversion kits
50:37 Chassis length & torque settings
55:30 Chain slack settings
58:43 Shop trends & new chassis rumors
1:02:05 Wrapping up with Mark & REP plugs
1:05:17 Mid-show ad reads
1:10:47 Recap: comparing REP, Factory Connection & WP settings
1:14:44 Tires, exhaust flange & engine feel
1:15:45 Bars, vibration & clamp offset takeaways
1:20:16 Budget-friendly KTM mods recap
1:22:49 Race plans & sign-off