Hybrid Sport Harness Sizing Chart

The Simpson Hybrid S is a frontal head restraint engineered for 3-point seatbelt applications. With FIA and SFI approval, it also meets FMVSS208 testing criteria through third-party validation. The HYSXSM11PA model includes post anchors and a sliding tether kit for secure helmet integration. Its low-profile carbon fiber construction avoids seatback interference and allows for quick cockpit exit. Sized for smaller drivers, it delivers certified head and neck protection without sacrificing mobility or comfort.

Simpson Racing HYSXSM11PA Features:

• FIA and SFI Approved
• Compatible with 3-Point Harness Systems
• Carbon Fiber Construction
• Low-Profile Shell with No High Back
• Frontal Buckle Attachment for Clean Fitment
• Seat Belt Anchor System Compatibility
• Includes Post Anchors and Sliding Tether
• X-Small Size Configuration