The second generation Baja S4 Jacket is a breathable mesh jacket born for open deserts, towering sand dunes and humid jungles. Constructed with robust breathable mesh and specially-mapped 4-way stretch panels for unrestricted airflow, the Baja S4 Jacket delivers thorough comfort and mobility for hot weather adventure riding. Baja S4 is now more breathable and more comfortable than ever before, while offering outstanding on-road protection with ceramic-plated SuperFabric®. When paired with a waterproof shell, the Baja S4 kit becomes the ultimate adventure riding setup for maximum versatility.
- Schoeller®-dynatec high tenacity mesh main body/arms
- Comfort-mapped mesh chassis for durability, stretch in key locations
- Durable KARBONITE™ micromesh 4-way heavy stretch 1000D CORDURA® in pockets, armpit gussets, waist and cuffs
- Stretch mesh comfort liner in arms and elbow pad pockets
- Durable 750D CORDURA® fabric for collar, cuffs and hem
- SuperFabric® on shoulders/elbows
- Designed to kit with Enduro S4 Jacket for cool/wet weather
- 3M™ Scotchlite™ Carbon Black Reflective Material
- YKK® Zippers
- CE AA Rating certified to EN 17092-3
- D3O® CE Level 1 Elbow, Shoulder, Back Pads (ROGUE™ ARMOR LEVEL 1 & 2 UPGRADEABLE)
- D3O® CE Level 2 upgrade compatible and sold separately
- Removable armor pads
- Kidney belt compatible (sold separately)
- Stretch mesh in elbow armor pad pockets
- Engineered spacer mesh backpad pocket
- Full-time chassis ventilation through schoeller®-dynatec mesh panels
- Air permeability through KARBONITE™ micromesh stretch zones
- Provides airflow at all speeds
- Collar tab back for increased airflow to upper chest
- 1 forearm emergency ID stat card / hidden stash pocket
- 2 zippered hand pockets
- 1 rear large zippered pocket
- 1 concealed document pocket behind backpad
- 2 lower internal zippered stash mesh pockets for airflow
- 1 upper inside chest drop pocket
- 2L Hydrapak® compatible pocket (Hydrapak® sold separately)
- 2 internal hydration hose routing options (over shoulder or under arm)
- Enduro S4 Jacket compatible as overshell
- Comfort mapped mesh shell for unrestricted airflow
- Moisture-wicking antimicrobial anti-odor liner
- DWR treatment sheds water
- Comfort collar liner material
- Micromesh 4-way stretch gusset to stretch over gloves
- 2 quick-adjust forearm straps
- Adjustable bottom hem
- Adjustable VELCRO® cuffs
- Jacket-pant zip connection






Available within the Contiguous 48 States
Did you use our sizing charts for reference but your new gear still doesn't fit quite like you had hoped? No problem! We will provide a free exchange on any apparel item, one time per customer. Simply contact us via chat, phone at 800-892-0550 or customerservice@mojomotosport.com for a pre-paid return shipping label for a quick and easy exchange.
Riding gear and apparel must be in new/unused condition and include original packaging. Not available with custom order or custom printed gear.
Note: Closeouts, Limited Edition, etc are not eligible unless an alternate size/color of same product is available.
We appreciate your business and are committed to providing you with the exceptional service and timely delivery we are known for. Please review the shipping information below for your order.
*FREE U.S. Shipping:
Orders with a subotal of $99.00 or above qualify for Free Standard Ground Shipping to the Contiguous 48 United States. Hawaii and Alaska do not qualify and will be reflected with rates at checkout.
Order Processing Time:
All Peak Design orders will take 1-3 business days for order processing before finally shipping to you. Once your order finally goes out, tracking information will be dispatched to the email address attached to your order.
Shipping Methods:
UPS, FedEx, USPS
Standard Shipping (1-5 business days)
Expedited Shipping* (2-3 business days)
Express Shipping* (1-2 business days)
*Note: Expedited & Express Shipping options do not bypass products and variants with backorder or extended shipping times.
Packaging:
Rest assured that all items will be securely and safely packaged to prevent any damage during transit. Fragile or high-value parts will be packaged with additional protective materials, such as bubble wrap or foam padding.
Depending on item availability, orders may be split shipped, resulting in multiple tracking numbers and boxes. If you have concerns, please feel free to reach out to our team.
Shipping Rates:
Expedited, international, and states not in the contiguous 48 (ie AK and HI) shipping rates vary based on the size, weight, and destination of the package. You can view the estimated shipping costs for your order during the checkout process before placing your order.
Order Tracking:
Once your order has been shipped, you will receive an email with the tracking number and carrier information. You can also track your order status by logging into your account.
International Shipping:
We ship worldwide! Please note that international shipping rates and delivery times may vary based on destination. Customers are responsible for any customs fees, import taxes, or additional charges that may apply.