Polygon takes its acclaimed Helios series to a new level with the all-new Helios A7 Di2 road bike. Evolved from the proven Helios A7 platform, this performance road bike now features the game-changing Shimano 105 Di2 electronic shifting system, raising the bar for precision and speed.
Wireless, clean, and ultra-responsive, the Helios A7 Di2 road bike ensures near-instant gear changes with minimal effort, fewer missed shifts, and a reliable long-distance battery life.
Lightweight, aerodynamic, and purpose-built for high-paced road racing, this road bicycle is engineered to redefine how far and how fast you can go.
Whether you’re charging up steep climbs or sprinting for the line, this performance road bike redefines what’s possible.
Shimano 105 Di2: Wireless Precision for the Helios A7 Di2 Road Bike
At the heart of the Helios A7 Di2 road bike is Shimano’s revolutionary 105 Di2 groupset, taking shifting performance far beyond what the previous Helios A7 offered.
This cutting-edge system brings together wireless, clean, and elegant technology to eliminate traditional cables, creating a streamlined, aerodynamic cockpit that perfectly complements the bike’s performance-driven design.
- Wireless, minimalist cockpit: Wireless connectivity between shifters and derailleurs delivers a clutter-free aesthetic while reducing maintenance.
- Instant, ultra-precise gear changes: Electronic shifting responds instantly at the push of a button, ensuring smooth and repeatable shifts no matter how much power you put down.
- Fewer missed shifts, greater confidence: Computer-controlled shifting logic guarantees precise gear engagement every time, even in the most demanding race conditions.
- Long-lasting battery: Ride confidently with a single charge capable of covering up to 1,000 km, so you can focus on your training and racing without interruption.
By integrating Shimano’s Di2 technology, the Helios A7 Di2 performance road bike gives riders a new level of precision, reliability, and confidence to push their limits on every ride.
Helios A7 Di2 Road Bike: Quick Specifications & Benefits
The Helios A7 Di2 road bike combines top-tier engineering with Shimano’s cutting-edge electronic shifting to deliver exceptional performance. Here’s what makes this performance road bike stand out:
| Component | Specification & Highlights |
| Frame & Fork | ACX Advanced carbon frame & ACX full carbon fork. Provides a stiff, lightweight, and aerodynamic structure for efficient climbing and sprinting. |
| Color | Gloss Black / Matte Blue, stylish finish with premium decals to reflect a modern racing character. |
| Drivetrain | Shimano 105 Di2 R7100 2×12-speed electronic shifting delivers smooth, fast, reliable shifts across a wide range, whether tackling climbs or high-speed flats. |
| Bottom Bracket | Token T47 85,5 for 24mm spindle Press Fit, durable, low-friction, and designed to maximize power transfer to the drivetrain. |
| Cockpit | Entity Expert alloy handlebar, stem, and seatpost are designed for comfort, durability, and confidence at high speeds with balanced ergonomics. |
| Wheel & Tire | Linc Beta Carbon Disc (45mm) wheelset with Pirelli Pzero Road TLR 700x28c tires, wider tires for extra comfort and grip, plus tubeless-ready wheels for lower rolling resistance. |
| Brakes | Shimano 105 hydraulic disc brakes (R7170), powerful stopping performance with excellent modulation for confident braking in all conditions. |
This carefully chosen specification equips the Helios A7 Di2 road bicycle to deliver the speed, accuracy, and confidence serious road cyclists need.
Seamless Performance in Real Conditions
From tight sprints to long alpine climbs, the Helios A7 Di2 road bike is engineered to deliver a consistently high level of performance across any challenge.
Built on Polygon’s advanced ACX carbon frameset, it balances exceptional lateral stiffness with tuned vertical compliance, giving you the ideal combination of power transfer and comfort over rough roads.
Whether you’re attacking a steep climb, launching a sprint, or fighting for position in a criterium, the Shimano 105 Di2 drivetrain responds instantly to your commands, letting you shift under load with confidence and precision.
The 28c performance road tires provide a smooth, grippy contact patch, maintaining speed through tight corners and variable pavement.
Meanwhile, Shimano’s 105 hydraulic disc brakes offer powerful, controlled braking on long, technical descents, even in tropical rain or sudden crosswinds.
For riders who need a performance road bike that feels equally at home on club rides, race days, or personal best challenges, the Helios A7 Di2 road bicycle delivers a seamless, pro-level experience across every real-world riding scenario.
Who Should Consider Upgrading to the Helios A7 Di2 Road Bike?
Considering its advanced features and performance-driven design, the Helios A7 Di2 road bike offers tremendous value in its class.
Riders who want the precision of a Shimano 105 Di2 electronic drivetrain, combined with an aerodynamic carbon frameset and powerful hydraulic disc brakes, will find the Helios A7 Di2 an excellent upgrade from a mechanical-shift road bike.
At its competitive price point ($3,999.00), this performance road bike brings professional-level technology within reach of dedicated enthusiasts, amateur racers, and serious cyclists who demand consistency and reliability.
If you’re looking to take your training, racing, or weekend rides to the next level, the Helios A7 Di2’s electronic shifting, aerodynamic profile, and refined ride feel make it a smart investment.
In short, anyone seeking a road bicycle that combines modern electronic precision with the proven pedigree of Polygon’s Helios line should put the Helios A7 Di2 firmly on their shortlist.
Conclusion
The Helios A7 Di2 road bike represents a bold step forward in Polygon’s commitment to delivering high-performance road bicycles for riders who demand the best.
By pairing the proven ACX carbon frameset with the revolutionary Shimano 105 Di2 electronic shifting system, this performance road bike combines lightning-fast precision, reliable braking, and aerodynamic efficiency in one seamless package.
Whether you’re chasing a personal best, lining up for your next race, or simply seeking a more refined and responsive ride, the Helios A7 Di2 gives you the confidence to push harder, climb faster, and descend with total control.
It is, without question, a new benchmark for riders ready to unlock their full potential.
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