MAXXIS New DH Casing: A Real Upgrade or Just Hype?

Robert Wilson · 2026-07-29

More grip, better puncture protection, and the ability to run tire pressures up to 3 psi lower, all without any meaningful weight penalty? That's exactly what MAXXIS is promising with their new DH casing. We put the new casing construction through its paces both in the lab and out on the trail to find out how much substance there really is behind those ambitious claims. For years, the DH casing has been the toughest, most uncompromising option in the MAXXIS range and a staple of the Downhill World Cup. But modern downhill bikes are getting faster, tracks are becoming rougher, and the demands placed on tires continue to increase. So what do you do when races are decided by hundredths of a second, and a single puncture can cost not just a race but, in the worst case, an entire World Cup title? MAXXIS's answer is clear: a new, even more refined DH casing. The updated construction is designed to deliver a more progressive deformation characteristic, absorbing small impacts more effectively to improve grip and damping, while providing greater stability under heavy hits and high cornering loads. According to MAXXIS, a welcome side effect is that riders can reduce tire pressure by up to 3 psi. At the same time, MAXXIS is claiming improved puncture protection with the new DH casing, all while keeping weight virtually unchanged. It's a bold promise with no obvious catch, and one that should appeal to far more than just racers. But what's changed technically, and do those claims stand up both in the lab and out on the trail? ### The new MAXXIS DH casing in detail With a trained eye, you can spot the new DH casing at a glance. Instead of the simple "DH Casing" lettering used on the previous version, MAXXIS has introduced a newly designed colored logo on the tire's sidewall. This brings the branding into line with the company's other three mountain bike casing options, EXO, EXO+ and Double Down, giving the entire MTB casing range a more consistent look. Like its predecessor, the new MAXXIS DH casing relies on a dual ply construction, the standard approach for gravity tires. However, MAXXIS has revised this design in four key areas. ### Stiffer bead and extra sidewall protection One of the biggest changes is the addition of two new reinforcement elements. A stiffer butyl insert around the tire bead is designed to increase stability at lower pressures while improving protection against pinch flats by an impressive 28%. The difference is already obvious before you even mount the tire. Compared with the previous DH casing, the bead feels noticeably stiffer. In addition, MAXXIS has incorporated an extra sidewall protection layer designed to improve resistance to cuts and punctures. According to the manufacturer, sidewall durability has increased by 24%, while resistance across the tread has improved by as much as 28%. ### Finer threads and a larger overlap The other two changes concern the casing construction itself. Instead of the previous two 60 TPI fabric plies, the new DH casing uses two much finer 120 TPI plies, a construction previously reserved for the dual ply Double Down casing. The finer individual threads are generally considered to be more supple and better able to conform to the terrain. Our assumption is that MAXXIS deliberately opted for the higher thread count to offset the stiffer butyl insert, allowing the casing to retain the compliance needed to achieve the progressive ride characteristic they were aiming for. Finally, MAXXIS has significantly increased the overlap between the two casing plies, extending it further into the tire's shoulder area. So, what does this all mean for you? - **Lower pressures, more confidence:** The stiffer bead and reinforced construction let you drop pressure without worrying about pinch flats, which translates to more traction and a smoother ride over roots and rocks. - **Better durability:** The extra sidewall layer and tougher tread compound mean fewer trailside repairs and a longer lifespan for your tires, saving you money in the long run. - **Consistent feel:** The higher TPI casing keeps the tire supple, so you don't sacrifice the responsive, connected feel that gravity riders crave. It's not every day that a manufacturer promises improvements across the board without a trade-off. But the engineering here is thoughtful, and the changes address the real pain points of aggressive riding. Whether you're chasing a World Cup title or just want to shave a few seconds off your local lap, this new casing looks like a step in the right direction. We'll be keeping an eye on how it holds up over the long term, but for now, the early signs are promising.