Polygon Helios A7 | Our Most Affordable Road Bike For Racing! 🏁

Summary

The Helios A7 by Polygon is a race bike designed for speed and performance, featuring a carbon fiber frame and fork, and aerodynamic tubing that reduces drag by over 30%. With a Shimano 105 R7000 group set and hydraulic disc brakes, it offers high-level components at an affordable price. The A7's geometry balances aerodynamics and comfort, making it suitable for racing and group rides. It also comes with carbon wheels and a carbon seat post, contributing to its lightweight design. Perfect for riders seeking speed without a hefty price tag.

Takeaways

• 🚴 The Helios A7 is an affordable road bike that doesn't compromise on performance.
• 🏆 It features a carbon fiber frame and fork, which are standard across all Helios models.
• 💨 The bike's aerodynamic design reduces drag by over 30% compared to previous models.
• 🏞 Despite its focus on speed, the Helios A7 also maintains strong climbing performance.
• 🔩 The frame is reinforced at the bottom bracket and chainstay to maximize efficiency.
• 🌐 It is available in six sizes to ensure a perfect fit for riders.
• 🎨 The A7 comes in a matte blue color, emphasizing the brand's belief in the importance of appearance.
• 🔩 The bike's geometry balances aerodynamics and comfort, making it suitable for real-world riding.
• 🛠 The A7 is equipped with a Shimano 105 R7000 group set, providing a wide gear range.
• 🏔 The Shimano 105 flat mount hydraulic disc brakes offer reliable stopping power on steep mountain passes.
• 🚲 The bike's components are typically found on more expensive bikes, making it a great value.

Q & A

What is the Helios A7 known for in terms of affordability and performance?

The Helios A7 is known for offering a balance between affordability and performance, featuring a carbon fiber frame and fork without compromising on speed and efficiency.

What are the aerodynamic features of the Helios A7 that contribute to its speed?

The Helios A7 has aerodynamically designed tubing which reduces drag by over 30% compared to the previous generation, enhancing its speed on the road.

How has the Helios A7's design been optimized for climbing performance?

The Helios A7's design has been optimized for climbing performance by reinforcing the bottom bracket and right chain stay, maximizing efficiency without adding unnecessary weight.

What are the frame weight and size options available for the Helios A7?

The frame weight of the Helios A7 is kept under 800 grams, and it is available in six different sizes to accommodate various rider preferences and body types.

Can you describe the geometry of the Helios A7 and how it affects the riding experience?

The Helios A7 has a geometry that balances aerodynamics and comfort, with a 72.3-degree head tube angle, 43 mm fork rake, and short 415 mm chain stays, making it fast and agile on various road conditions.

What type of tire clearance does the Helios A7 frame provide?

The Helios A7 frame has clearance for up to 32 mm tires, which helps maximize comfort and confidence on different terrains.

What component group set does the Helios A7 come with and how does it perform?

The Helios A7 comes with the Shimano 105 R7000 group set, which is known for its robustness and reliability, providing a wide gear range suitable for various terrains.

How does the Shimano 105 flat mount hydraulic disc brakes on the A7 contribute to its performance?

The Shimano 105 flat mount hydraulic disc brakes with 160 mm rotors in the front and 140 mm in the rear ensure reliable and consistent braking performance, even on steep mountain passes.

What are the weight savings and aerodynamic benefits of the components on the Helios A7?

The Helios A7 features carbon fiber components including the frame, fork, seat post, and wheels, which save weight and improve aerodynamics, with the large bike weighing just 18.7 lb or 8.5 kg.

What are the advantages of the NVY WR3 wheels on the Helios A7?

The NVY WR3 wheels on the Helios A7 have a deep 30 mm rim for improved aerodynamics and come pre-taped for a tubeless setup, offering performance benefits and convenience.

How does the Helios A7 cater to different rider sizes with its component sizing?

The Helios A7 comes with a size-specific stem and handlebars that vary by 20 and 40 mm respectively across six sizes, ensuring a proper fit and reducing the need for additional parts replacement.