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Stromm Raktt: The Fastest Road Bike at Sea Otter Classic? 

Stromm Raktt full
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When I rolled by the Stromm cycles booth, it wasn’t the Raktt that first caught my eye, it was their track bike. Then, as if appearing from nowhere (a display table in the middle of the booth), was the Raktt. Along with it was a placard and some wildly specific and transparent data about speed, aerodynamics, and design. We met with the folks from Stromm and got the lowdown on what looks to be a very appealing bike, especially for those with the need…the need for speed. 

Stromm Raktt side front
(All Photos: Jordan Villella/Bikerumor.com)

Stromm Cycles Raktt – What is it? 

Stromm Cycles rolled into the show with a seriously bold claim: their new Raktt aero road bike saves you 10 watts at 40kph and—hold onto your aero socks—30 watts at 60kph. Yep, thirty. That’s not just marginal gains territory; that’s faster than the most popular aero road bike on the market. 

Stromm Raktt top

How is the Raktt so Fast?

You know the drill—some chart shows “20 watts saved,” but it’s buried in fine print: tested at 50kph in a wind tunnel with no rider, yaw, or context. Cool story, bro.

Stromm Raktt stem

Stromm’s taking a different tack here.

Instead of cherry-picking best-case scenarios, they give us the whole picture—”Cruising Speed” and “Sprint Speed.” Translation? Real speeds that real riders ride. Think sprited ride tempo (where marginal gains rack up) and full-send sprint mode (where you need everything working for you)—a real road ride or race. 

The aero data isn’t just for head-on wind. Stromm’s showing full yaw sweeps because the truth is, you’re rarely riding in a perfect wind tunnel vacuum. Your bike moves, your legs move, and the guy next to you swerves. All that creates real-world yaw, where Stromm says the Raktt really shines.

What about efficiency at larger (+/- 10)at larger yaw angles? Stromm’s betting big that those moments of crosswind, motion, and pack dynamics are where the Raktt pulls away. They’ve even got a full whitepaper for the aero nerds, so I don’t get crushed in the comments. Dig into the data HERE. 

Stromm Raktt UCI limit

Stromm’s digging into the details with a side-by-side look at airfoil shapes—specifically, what’s now fair game under the updated UCI rules versus the old-school 3:1 limitations. With the handcuffs off, there’s some extra speed to be found. But here’s the kicker: this comparison is more of a best-case snapshot. A poorly executed 3:1 section can fall apart quickly in terms of aero performance, while the newer, thinner profiles offer more stability and more room for innovative design to shine.

Stromm Raktt bb

Looks Fast, Not Ugly

Visually, the Raktt doesn’t look like a crazy, superfast machine; it’s fairly good-looking. Everything about the frame screams, “Don’t slow me down,” but in a cool way (or at least to me): Sharp lines, zero fluff, and the kind of lean design that looks fast and space-age just standing still. There’s almost no curvature to speak of—like someone ran a stealth bomber through a CAD program.

Stromm Raktt front

Front to Back Raktt

Up front, the Raktt brings a unique fork/headtube combo reminiscent of the fastest of the fast bikes on the World Tour circuit. It’s aggressive, narrow, and—according to Stromm—it’s the slimmest headtube on a production road bike. What bearing would something like this use? Stromm says it is a standard 1-⅛” with a round steer tube. 

Stromm Raktt aerobars

What are those bars? These (from the show) are 3D printed, but they are waiting for the completed bars to arrive. They boast nearly every combination you’re looking for. They’re offering two one-piece carbon bars: one super narrow (33/36cm), one more traditional (36/39cm).

Stromm Raktt headset

The fork flares resemble the design of Stromm’s track bike (if you haven’t seen it—it’s worth checking out) and the BMC Teammachine R. 

Stromm Raktt seatstays

Geometry, Stiffness & Practical Bits

Geometry leans racy, as expected. Most sizes sport 74° seat angles and zero-setback posts—designed to slam you forward and keep your watts going that way. There are six sizes total (48–61cm), and Stromm is adamant that the Raktt hangs with (or beats) top-tier bikes in stiffness and handling. That also means the bike might not be the best for your tour of the English countryside. The geo and stiffness might translate into a rougher ride. 

Stromm Raktt geo

The Stromm Raktt is SRAM UDH compatible, and clearance for 34mm tires was measured. Weight? Stromm’s keeping that close to the chest—for now. However, we’re told that the numbers will come closer to delivery.

Stromm Raktt Pricing & Builds 

Preorders are now open, with framesets starting at $7,000. The module includes the frame, fork, post, headset, and bar of your choice. Complete builds are limited—for now, you’ve got two flavors:

  • Ultegra Di2 build for $8,750
  • Founder’s Edition with Dura-Ace Di2 at $13,000

Check out more at Strommcycles.com

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Robin
Robin
6 months ago

Not ugly? Let’s see: huge compensation triangle between the seat tube and top tube; ginormous rectangular tumor behind the head tube; an anorexic downtube; cachectic seat and chain stays; and a fork that looks like it grew up eating Cheetos 24/7/365. It might be aerodynamically slippery, but it’s also staking a claim as one of the fugliest bikes made.

Sajuuk
Sajuuk
6 months ago
Reply to  Robin

I have to agree, and I’m a huge aero road bike fan (I blame growing up around a few AFBs). The down tube being of a smaller dimension than the forks just looks weird, and putting shallower wheels than either the fork or downtube don’t do this any favors. Also, what’s up with that bottom bracket? Looks almost like they were trying to put some weird suspension design in there and bailed at the last minute…

Oli
Oli
6 months ago

I suspect others are significantly more aero with rider and bottles. Also, the geo is a total mess in the large sizes. Not one of the better attempts at a new school aero bike.

Last edited 6 months ago by Oli
Tom
Tom
6 months ago
Reply to  Oli

not sure how you could come to a conclusion on the aero part. As for geometry, super forward doesn’t work for everyone, including me – my hands will go numb in half an hour with a forward set up. And I can tolerate quite a bit of drop.

Doc Sarvis
Doc Sarvis
6 months ago

Unless Taddy or MvP is riding it its all conjecture about how fast it is.

Ashok Captain
Ashok Captain
6 months ago

How does one accurately measure 74.25 degrees?

Grillis
Grillis
6 months ago
Reply to  Ashok Captain

With a protractor, or angle finder, or a digital level,…there are lots of ways depending on what you are measuring.
It’s not hard.

Last edited 6 months ago by Grillis

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