SEKA

01 / 04
OriginShenzhen, CN
DisciplineRoad · Gravel
Range2 framesets · 2 cockpits
EthosMeasured, not marketed
ExAero GR RDC — gravel racing, redefined
ExAero GR RDC — gravel racing, redefined
Why SEKA is on Pangu

Every claim backed
by precision testing.

SEKA doesn't publish slogans — it publishes protocols. 37 CFD iterations behind every surface. 280,000 wind-tunnel data sets from Silverstone. Fatigue rigs run several times beyond ISO before a frame is signed off. When a brand shows its work like this, cross-checking it is easy — exactly why SEKA was the first name on Pangu.

280,000 Wind-tunnel data sets analyzed with Aerocoach at Silverstone SSEH.
37 CFD optimization iterations behind the Spear's final form.
685g Spear RDC frame weight — pitch-based carbon, one-piece monocoque.
3× ISO Seatpost fatigue: 150,000 cycles under 144 kg vs. ISO's 50,000 under 120 kg.
SEKA Spear RDC Frameset
Road · All-round

Spear RDC.
Faster than an aero frameset.

350 pieces of carbon — TeXtreme, pitch-based PITCH 80T, PMI cores — laid into a true one-piece monocoque. Validated at Silverstone: −6 watts of air drag, 15.27 seconds faster to the line.

−6WAir drag
685gRDC frame
17mmWind Eye flex
SEKA ExAero GR RDC Frameset
Gravel · Racing

ExAero GR RDC.
The gravel racing frame, redefined.

Developed from premier gravel race terrain, athlete caloric consumption, and storage needs — ExAero GR harmonizes storage, clearance, aero, and weight instead of trading them off.

980gFrame, size 54
56/52mmTire clearance
2.5WStorage vs. saddle bag
SEKA Rapier Integrated Handlebar
Cockpit

Gladius & Rapier.
Fit that's effectively continuous.

One-piece molded carbon cockpits for each frame: the Rapier in 19 road sizes, the Gladius GR in 15 flared gravel combinations. Width and stem chosen before delivery, not after.

Documentation

White papers,
not slogans.

Every number on this page traces back to a published document. Read the protocols yourself — the same ones we cross-checked before listing SEKA on Pangu.

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SEKA

Carbon framesets and integrated cockpits, developed through CFD and wind-tunnel work rather than through claims. Inside Silverstone covers the tunnel programme behind the aero numbers, and WindEye explains the fork and head-tube treatment those sessions produced.

Our own long reviews: the ExAero GR after 1,000 km and the Spear RDC over a season. Cockpits sit alongside the rest of the handlebars.

From the magazine

SEKA, in depth.

All stories →
ExAero GR frame detail in the blue colourway against black
Design

Five brands, on purpose

August 2026
Complete SEKA gravel build side-on — the geometry a chart describes
Workshop

Reading a geometry chart when you can't test ride

August 2026
Carbon frame mould during one-piece layup at the factory
Technology

Made to order: what the wait actually buys

August 2026
Next brand — 02 / 04Winspace →Also on Pangu: Elite Wheels RYET