Evolution of the Species: Why Internal Storage Makes Extrema ITALIA Even Faster (and How It Works with the New Discus 45 | 40 LTD Wheels) 

Evolution of the Species: Why Internal Storage Makes Extrema ITALIA Even Faster (and How It Works with the New Discus 45 | 40 LTD Wheels) 

Evolution of the Species: Why Internal Storage Makes Extrema ITALIA Even Faster (and How It Works with the New Discus 45 | 40 LTD Wheels) 

From community feedback to engineering: fewer external bags, more performance

Extrema ITALIA now integrates internal storage and introduces the Discus 45 | 40 LTD wheels for riders demanding speed, stability, and long‑distance comfort.


From Community to Product: Internal Storage Is No Longer a “Nice-to-Have”

In recent years, gravel conversations have shifted dramatically. Our community provides the best feedback, from events to demo days and coffee rides. It’s where we get our best feedback. When we were out on the road, riding and chatting with other riders, the topic of internal storage was increasingly common. 

A place to keep CO₂, multitools, and all you need inside the bike, maintaining a clean frame with no saddle bags. This trend is clear from discussions about modern gravel bikes, where cyclists emphasise neatness, practicality, and aesthetics as real performance factors, especially when riding fast and far.

With the Racemax² ITALIA we added it for the first time into our lineup, now are thrilled to integrate that rider feedback into an additional model, the Extrema Italia.

Access is immediate thanks to the Fidlock Mini‑Hook locking system: open and close with a simple click.

Inside, a removable neoprene bag co-developed with Miss Grape removes rattling and keeps everything stable; whether you're racing, adventuring, or simply riding rough terrain.
This partnership speaks the same language as Extrema riders: durability, craftsmanship, and functional minimalism.

Extrema ITALIA and Racemax2 ITALIA share our Jazz Carbon technology, which enables us to integrate advanced features without structural compromises and with the precision expected from Italian carbon manufacturing. It’s the 3T approach to integration: functional, robust, fast.


Why Internal Storage Makes a Gravel Aero Bike Faster

In real-world gravel riding, performance is not only about watts. It’s about what you carry and how you carry it.

Keeping your essentials inside the frame:

  • Moves weight low and centrally, improving control and precision off‑road.
  • Keeps the frame triangle clean, freeing bar and seatpost from external bags that create aerodynamic surfaces and turbulence.
  • Preserves the real-world aerodynamics of the bike-wheel-tyre system. Modern gravel setups with 40–60 mm tyres and wide aero rims work best when the airflow isn’t disrupted by bulky bags: the air flows where designers intend towards the large downtube of modern frames.

The result? Smoother, quieter speed, hour after hour, without sacrificing the carrying capacity needed for long rides, ultra races, or multi-day gravel adventures.

Clean Aesthetics, Smarter Maintenance

Internal storage on Extrema ITALIA is not only about performance but also about day-to-day simplicity. Fewer mounts, fewer straps, fewer rattles and a cleaner-looking bike.

Paired with our MORE Integrale system, cockpit and position adjustments remain easy without the usual maintenance complexities of fully hidden hoses and cabling. A real advantage for riders who mix race days, travel, training, and long adventure sessions.


New Discus 45 | 40 LTD: Modern Aerodynamics with Enduring Comfort

Alongside internal storage, we’ve evolved our Discus 45 | 40 LTD carbon wheels following the same philosophy: balancing performance, comfort, and efficiency over time.

With:

  • 45 mm depth
  • 40 mm external width
  • 29 mm internal channel

These hookless wheels are optimised for 40–60 mm tyres and feature a NoseTail rim profile that blends aerodynamics and stability, even in crosswinds.
Total wheelset weight: 1439 g, about 200 g lighter than the previous generation.

Why does it matter? Independent tests and reviews increasingly show that wide aero gravel wheels maintain real aerodynamic benefits, offering stability, reduced drag, and a more coherent airflow path.

This is exactly where Discus 45 | 40 LTD pairs beautifully with modern frames featuring large downtubes; like Extrema ITALIA. Airflow is channelled efficiently toward the frame, enhancing aero performance without sacrificing comfort.


Evolution of the Species

3T is a community as much as a company: every solution we develop comes from listening to real riders and applying our engineering curiosity. Bringing internal storage to Extrema ITALIA is a natural evolution: more order, more efficiency, more real-world speed.

Combined with the Discus 45 | 40 LTD wheels, this release redefines the gravel fast‑adventure category as a fully integrated system; frame, wheels, tyres, and now storage working for your performance, not against it.

Extrema ITALIA + Internal Storage and Discus 45 | 40 LTD: ready for your next adventure.

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