Alpinestars Atem V4 Professional Leather Racing Suit
How to Order Custom Sizing & Graphics
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Select “Custom Size” from the product sizing choices and complete your online checkout.
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Provide your exact body dimensions via our online measurement form using your assigned Order Number.
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Utilize the Order Instructions field during checkout to request custom rider names, racing numbers, custom sponsor logos, or specific color tweaks.
Please Note: This product is a premium, high-quality replica design inspired by the Alpinestars Atem V4 pattern and does not claim official brand licensing or endorsement.
Alpinestars Atem V4 Professional Leather Racing Suit. Engineered for high-velocity circuit performance and aggressive apex control, this suit blends a stealthy black and charcoal colorway with race-proven engineering. Constructed from premium 1.2–1.3 mm drum-dyed milled cowhide leather, it incorporates high-performance aramidic fiber reinforcements and localized matrix perforations to keep your core cool during extreme track conditions while delivering top-tier slide defense.
Available in a wide range of standard commercial sizes or fully custom made-to-measure builds, each suit is hand-tailored to offer a razor-sharp profile on the bike.
Key Features
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Premium Milled Construction: Built with 1.2–1.3 mm track-spec cowhide leather, offering industry-leading abrasion resistance and maximum structural strength.
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Atem V4 Posture Geometry: Fully pre-curved sleeve and leg tailoring matches natural superbike riding ergonomics to eliminate joint fatigue.
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Dynamic Friction Shields (DFS): External dual-density TPU sliders on the shoulders and knees manage rotational kinetic forces effectively during slides.
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Aramidic Stretch Integration: Robust elastic accordion leather zones on the lower back and shoulders work seamlessly with inner-arm stretch panels for total mobility.
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Aerodynamic Track Hump: Sculpted speed hump optimizes airflow over the back profile at high straightaway speeds, reducing wind buffering.
Specifications & Customization Options
| Feature | Specification Details |
| Product Type | Available as 1-Piece Suit (As Shown), 2-Piece Suit, Jacket Only, or Pant Only |
| Outer Material | 1.2–1.3mm Milled Cowhide (Upgrades: Premium Monaco / Ultra-Light Kangaroo Leather) |
| Inner Lining | Moisture-wicking Breathable Polyester Mesh (Optional: Removable Thermal Lining) |
| Safety Certification | Internal CE Certified Armor (EN 1621-1) on shoulders, elbows, and knees |
| External Protectors | TPU shoulder inserts, TPU knee sliders, and Replaceable sport knee sliders |
| Speed Hump | Configurations: Atem V4 Aerodynamic Profile, Standard, Ventilated, or Hydro Ready |
| Perforation Control | Choices: Targeted Chest Perforation (As Shown), Full Front Perforated, or No Perforation |
| Hardware | Heavy-duty YKK semi-auto-lock coil zippers with soft neoprene finished collar trim |
| Standard Sizing | Global men’s and women’s professional standard charts (Ships in 10–15 working days) |
| Custom Sizing | Made-to-measure custom fit available (Ships in 4–6 weeks from confirmation) |
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