Baja S4 Jacket by Klim

KLIM Baja S4 Jacket, Maximum Airflow for Extreme Heat Riding

Built for the heat. Ready for the toughest rides.

The KLIM Baja S4 Jacket is engineered for riders who face extreme temperatures and demanding terrain. Designed with massive airflow and durable construction, it delivers the cooling performance of off-road gear with the protection needed for aggressive adventure riding.

When the heat is relentless, this is the jacket you reach for.

Built for Extreme Heat

The Baja S4 is KLIM’s answer to high-temperature riding.

• Heavy-duty mesh construction for maximum airflow
• Designed for hot climates and desert riding
• Maintains airflow even at low speeds

Stay cool when conditions push the limit.

Durable Where It Counts

Despite its airflow-focused design, the Baja S4 is built tough.

• Reinforced materials in high-impact zones
• Durable construction for off-road abuse
• Designed for aggressive riding conditions

Breathable doesn’t mean fragile.

Built for Layering Systems

The Baja S4 is part of a modular riding system.

• Designed to pair with Enduro S4 or waterproof shells
• Works over base layers and armor systems
• Adaptable for changing weather conditions

Hot weather base — add layers when needed.

Integrated Protection

Protection is built into the chassis.

• Armor-ready construction
• Reinforced zones in key areas
• Designed for real-world adventure riding

Comfort & Mobility

• Flexible materials for full range of motion
• Ergonomic fit for riding position
• Built for long, active days on the bike

Practical Features

• Multiple storage pockets
• Ventilated design throughout
• Built for high-output riding

Built for Serious Riders

Ideal for:

• Desert riding
• Off-road and dual-sport adventures
• High-temperature touring

The KLIM Baja S4 Jacket delivers unmatched airflow, durability, and performance — making it a top choice for riders pushing through extreme heat and demanding terrain.