We Tested MAXXIS' New DH Casing: Did It Live Up to the Hype?

James Moore · 2026-07-29

MAXXIS is making some pretty big promises with their new DH casing: more grip, better puncture protection, and the ability to run tire pressures up to 3 psi lower, all without adding any noticeable weight. Sounds too good to be true, right? We took their new casing to the lab and then straight to the trail to see if it's all just marketing fluff or a real upgrade. For years, the DH casing has been the toughest, most uncompromising option in the MAXXIS lineup, a staple of the Downhill World Cup. But modern downhill bikes are getting faster, tracks are becoming rougher, and the demands on tires keep increasing. When races are decided by hundredths of a second, a single puncture can cost not just a race but, in the worst case, an entire World Cup title. ### What's New Under the Rubber? With a trained eye, you can spot the new DH casing at a glance. Instead of the simple "DH Casing" lettering, MAXXIS added a colored logo to the sidewall, bringing it in line with their EXO, EXO+, and Double Down options. But the real changes are under the surface. Like its predecessor, the new casing uses a dual-ply construction, but MAXXIS revised it in four key areas: - **Stiffer Bead Insert:** A new butyl insert around the tire bead boosts stability at lower pressures and improves pinch flat resistance by 28%. You can feel it before you even mount the tire—the bead is noticeably stiffer. - **Extra Sidewall Protection:** An additional layer in the sidewall improves cut and puncture resistance by 24%, while tread protection is up by 28%. - **Higher Thread Count:** Instead of two 60 TPI plies, the new casing uses two 120 TPI plies (previously reserved for the Double Down casing). Finer threads are more supple and conform better to terrain, likely offsetting the stiffer bead insert for a more progressive ride. - **Larger Ply Overlap:** MAXXIS extended the overlap between the two plies further into the tire's shoulder area, adding durability where it matters most. ### How It Feels on the Trail So, do these changes make a difference? Honestly, yes. The first thing you notice is the grip. The new casing feels more planted through loose corners and rocky sections. You can run pressures around 3 psi lower without worrying about burping or pinch flats, which translates to more traction and a smoother ride over roots and rocks. "I was skeptical at first, but after a few runs, I could really feel the difference in cornering stability. It just sticks better," said one of our test riders. Puncture protection is also noticeably better. We hit some sharp rocks that would have sliced the old casing, and the new one came out unscathed. The only downside? The stiffer bead makes mounting the tire a bit more of a workout, even with tire levers. ### The Verdict The new MAXXIS DH casing isn't a revolution—it's a smart evolution. The higher TPI plies and bead insert work together to give you more grip and protection without the weight penalty. For racers and aggressive trail riders, it's a worthwhile upgrade. For casual riders, the previous version might still be fine, but if you want the best protection available, this is it. - **Pros:** Better grip, lower pressure capability, improved puncture protection. - **Cons:** Slightly harder to mount, higher cost (around $90-$110 per tire). In the end, MAXXIS delivered on their promises. If you're pushing your limits on rough terrain, this casing is worth every penny.