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Alpinestars Sizing Chart: Find the Perfect Fit for Your Gear
When it comes to motocross, street riding, and action sports gear, Alpinestars is a leading name known for its top-tier apparel, footwear, and protection equipment. To maximize both safety and performance, it’s essential to choose the correct size for your Alpinestars gear. Use the sizing charts below to ensure you get the perfect fit, whether you’re shopping for men's, women's, or youth gear.
At BTO Sports, we’ve made it easy to find your size across a wide range of Alpinestars products. From men’s and women’s motocross apparel to youth-sized options, our comprehensive size guides cover everything from apparel to footwear conversions. Find the right size for your next ride with our Alpinestars sizing charts below!
Men's Alpinestars Sizing Guide
Men's Size Chart
The correct fit for your gear is vital for both comfort and protection. The Men's Alpinestars size chart below will guide you in selecting the right size for jackets, pants, jerseys, and more. Whether you're looking for Alpinestars riding gear or casual wear, getting the fit right is key.
Men's Footwear Conversion
Having the right shoe size impacts your control and comfort while riding. Use this conversion chart to match your foot measurements to the corresponding Alpinestars size.

Men’s Apparel – How to Measure
To ensure an accurate fit, use a soft measuring tape and follow these guidelines:
- Chest: Measure the fullest part of your chest.
- Waist: Measure around the narrowest point of your waist.
- Hips: Measure the widest point of your hips.
- Inseam: Measure from your crotch to the bottom of your leg.

These measurements will help you find the best size for Alpinestars jackets, pants, and other men’s apparel.
Men's Apparel Size Chart (Inches)
Looking for your size in inches? Refer to this chart to find the right fit for all of your Alpinestars apparel.
Men's Apparel Size Chart (CM)
For those who prefer centimeters, this conversion chart will guide you in finding the appropriate size for your Alpinestars men’s gear.


Women's Alpinestars Sizing Guide
Women’s Size Chart
Whether you're shopping for Alpinestars riding gear or casual apparel, getting the right size is essential for comfort and performance. Use the chart below to find the perfect fit for Alpinestars women’s gear.
Women’s Footwear Conversion
The right footwear is crucial for maintaining balance, grip, and control. Use this footwear conversion chart to find your size in Alpinestars boots and shoes.

Women’s Apparel – How to Measure
Accurate measurements are the key to getting the best fit for your Alpinestars women’s apparel:
- Bust: Measure the fullest part of your bust.
- Waist: Measure around your natural waistline.
- Hips: Measure around the widest point of your hips.
- Inseam: Measure from the crotch to the bottom of the leg.

Use these measurements when selecting sizes for jackets, pants, and more.
Women’s Apparel Size Chart (Inches)
This chart provides the correct sizing for all women’s Alpinestars apparel in inches.

Women’s Apparel Size Chart (CM)
If you’re measuring in centimeters, this chart will help you find the right fit for your Alpinestars women’s gear.

Youth Alpinestars Sizing Guide
Youth Size Chart
For younger riders, Alpinestars offers a range of apparel and footwear options. The youth size chart below will ensure you find the correct sizes for Alpinestars youth gear.
Youth Footwear Conversion
Proper-fitting footwear is vital for young riders to maintain control and stability on the bike. Use the chart below to match youth foot measurements to the right Alpinestars size.

Youth Apparel – How to Measure
To measure for youth sizes:
- Chest: Measure around the widest part of the chest.
- Waist: Measure around the natural waistline.
- Hips: Measure the widest point of the hips.
- Inseam: Measure from the crotch to the bottom of the leg.

Use these measurements when choosing the right Alpinestars youth gear for your young rider.
Youth Apparel Size Chart (Inches)
For youth sizes in inches, refer to this chart to ensure a perfect fit.

Youth Apparel Size Chart (CM)
If you’re using centimeters, this chart will help you find the right size for Alpinestars youth apparel.

Why Proper Sizing for Alpinestars Gear is Important
Choosing the correct size for your Alpinestars gear is critical for performance, comfort, and safety. Whether you're buying jackets, boots, gloves, or other riding gear, ensuring the perfect fit will make a significant difference in your riding experience. Alpinestars is designed for both amateur and professional riders, with each piece of gear tailored to optimize protection and mobility.
At BTO Sports, we carry a full range of Alpinestars products, and our team is ready to help if you have any sizing questions. If you're unsure about your measurements or need expert advice, don’t hesitate to reach out.
Contact Us for Expert Help
If you have any questions about the sizing of your Alpinestars gear, our knowledgeable staff at BTO Sports is here to assist. We’re dedicated to helping you find the right fit so you can ride with confidence.
- Phone: 1-805-777-7601 / Toll-Free: 1-888-613-3393
- Email: cs@btosports.com
Explore our full selection of Alpinestars motocross gear and other products on BTO Sports, where we offer competitive pricing and fast shipping on all your orders!
Motocross Gear & Dirt Bike Apparel Sizing Charts
Welcome to the official sizing chart hub for motocross, dirt bike, BMX, and action sports gear at BTO Sports. Getting the right fit is critical not only for your comfort but also for your performance and safety on the track, trail, or street. Whether you’re gearing up with a new helmet, boots, gloves, or protective gear, our size guides make it easy to get it right the first time.
We’ve compiled detailed sizing charts for all the top brands in the industry so you can ride with confidence knowing your gear fits as it should.
Browse Sizing Charts by Brand
6D Helmets Sizing Chart
Use this guide to properly size your high-tech 6D helmet for comfort and safety.
Airoh Helmets Sizing Chart
Premium motocross helmets including street, dirt, and adventure.
Alpinestars Sizing Chart
Premium motocross gear including boots, gloves, and body armor.
Arai Helmets Sizing Chart
Use this guide to properly size your Arai helmet for a secure, comfortable fit that delivers premium protection on every ride.
Asterisk Knee Braces Sizing Chart
Ensure your Asterisk knee braces fit snug for optimal support and safety.
Bell Helmets Sizing Chart
Detailed helmet sizing for maximum safety and comfort.
EVS Sports Sizing Chart
Detailed protection sizing for maximum safety and comfort.
Fasthouse Sizing Chart
Stylish and functional sizing for BMX and motocross riders.
Fly Racing Sizing Chart
Find your fit across casual apparel, jerseys, gloves, and boots.
Forma Sizing Chart
High-quality Italian boot sizing to get the perfect fit for motocross and enduro.
Fox Racing Sizing Chart
Sizing for helmets, pants, gloves, and jerseys.
Gaerne Sizing Chart
High-quality Italian boot sizing to get the perfect fit for motocross and enduro.
KLIM Sizing Chart
Complete sizing for men’s, women’s, and youth KLIM gear, including jackets, pants, gloves, boots, and helmets.
Leatt Sizing Chart
Sizing charts for neck braces, body armor, and helmets for full protection.
LS2 Helmet Size Chart
LS2 Helmet Size Guide for Adults & Youth Riders
O’Neal Sizing Chart
Find your fit for O’Neal’s helmets, gloves, and boots with these guides.
Pod MX Sizing Chart
Lightweight, adjustable knee braces designed for all-day comfort and protection.
Seven MX Sizing Chart
Lightweight gear with a second-skin fit. Great for race-day performance.
Shoei Helmets Sizing Chart
Precision-fit helmets start here. Use the Shoei chart for best protection.
Sidi Boots Sizing Chart
Advanced sizing for high-performance motorcycle footwear.
Thor Racing Sizing Chart
Reliable motocross sizing for jerseys, helmets, and gloves.
Troy Lee Designs Sizing Chart
Race-proven gear with size guides for helmets, pants, and more.
Looking for a brand not listed here? Email us at cs@btosports.com and our product experts will help you find the right sizing info.
Why Proper Sizing Matters for Your Riding Gear
Wearing properly fitted gear improves safety, control, and comfort. Ill-fitting helmets, boots, or braces can reduce protection during crashes or impair mobility while riding. Whether you’re a beginner or a seasoned rider, correctly sized gear from trusted brands gives you the confidence to perform at your best.
Key Sizing Categories
- Helmets: Use our brand-specific helmet sizing charts to find the right fit. Explore our helmet collection.
- Boots: Proper fit enhances control and reduces fatigue. Browse our dirt bike boots.
- Protective Gear: Chest protectors, neck braces, and knee braces require a snug, accurate fit. View our protective gear collection.
- Jerseys & Pants: Comfort and mobility start here. Check out our jerseys and pants collections.
Need Help with Sizing?
Still unsure about your size? Our experienced team is here to help. Contact us and we’ll walk you through sizing, gear recommendations, and more.
Phone:
1-805-777-7601
1-888-613-3393 (Toll-Free)
Email:
cs@btosports.com
We’re committed to helping you find gear that fits right and performs even better.