Alpinestars Atem V4 Leather Motorcycle Jacket Black & White Edition
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.
Alpinestars Atem V4 Leather Motorcycle Jacket. Featuring a stealthy matte black base contrasted with a bold white Alpinestars chest graphic and crisp white accents, this jacket represents the peak of track-inspired design and premium protection. Engineered from high-grade 1.2–1.3 mm drum-dyed milled cowhide leather, it provides superior abrasion resistance while incorporating expansive dynamic stretch paneling for an ultra-precise, aggressive race fit.
Whether you need a standalone jacket or want to scale it to a full track configuration, each unit is built to standard commercial sizes or fully custom made-to-measure tailoring, ensuring absolute confidence and uncompromised safety on every corner.
Key Features
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Atem V4 Race Architecture: Specifically engineered for high-performance superbike riding, utilizing an aggressive pre-curved sleeve geometry to minimize rider fatigue.
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Premium Leather Engineering: Constructed from 1.2–1.3 mm drum-dyed milled cowhide to deliver ultimate tear and slide protection on the asphalt.
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Targeted Core Breathability: Strategically placed perforation zones along the torso and chest provide excellent internal climate control during high-intensity track sessions.
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GP-Spec Impact Defense: Equipped with internal CE-certified removable armor (EN 1621-1) shielding the elbows and shoulders, complemented by external dual-density DFS (Dynamic Friction Shield) shoulder sliders.
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Hyper-Flex Mobility: Broad accordion leather stretch panels and heavy-duty fabric stretch inserts ensure seamless flexibility and zero restriction during quick body transitions.
Specifications & Customization Options
| Feature | Specification Details |
| Product Type | Available as Jacket Only (As Shown), 1-Piece Suit, 2-Piece Suit, or Pant Only |
| Outer Material | 1.2–1.3mm Milled Cowhide (Upgrades: Premium Monaco Leather / Kangaroo Leather) |
| Inner Lining | Moisture-wicking Breathable Polyester Mesh (Optional: Removable Thermal Lining) |
| Safety Certification | CE Certified Internal Armor (EN 1621-1) & Removable Spine Protector (EN 1621-2) |
| External Sliders | Dual-Density external shoulder protectors & race-spec branding components |
| Speed Hump | Configurations: Aerodynamic Track Speed Hump, Standard, or Custom Hydro-Ready |
| Perforation Control | Choices: Perforated Core Panels (As Shown), Full Perforated, or Non-Perforated |
| Hardware | Heavy-duty YKK semi-auto-lock coil zippers with soft neoprene anti-chafing trim |
| Standard Sizing | Men & Women global standard sizing 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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