Life Racing SD4 Racing Wheel | Professional Steering Wheel Display & Interface The Life Racing SD4 Racing Wheel is a flagship control hub designed for elite motorsport. By integrating a high-resolution 4.3” display directly into the steering wheel, the SD4 provides drivers with critical information exactly where they need it. With 18 tactile driver inputs and dual-processor power, it serves as the ultimate command center for managing engine strategies, traction control, and chassis settings in real-time. Elite Visual Clarity & Intelligence 4.3” High-Resolution Display: The WVGA ultra-bright screen is engineered for maximum legibility in high-glare open-cockpit environments. Intelligent Auto-Dimming: Features an onboard light sensor that automatically adjusts brightness from midday sun to midnight endurance stints, ensuring optimal contrast without driver glare. Instantaneous Processing: A powerful RISC CPU handles complex display logic and advanced strategy execution with zero lag. Comprehensive Tactile Controls Designed for mid-race adjustments, the SD4 features a robust array of inputs: 5 Rotary Switch Inputs: 10-position rotary switches ideal for managing traction control levels, engine maps, or brake bias. 10 Snap Action Buttons: High-tactile feedback buttons designed for mission-critical functions like pit speed limiters, radio, and drink systems. Customizable Inputs/Outputs: 3 general user-configurable switch inputs and 3 lowside outputs for expanded peripheral control. High-Speed Networking & Integration Dual Ethernet Ports: 2 full-duplex Ethernet interfaces for lightning-fast configuration, firmware updates, and data management. Dual CAN 2.0B: Seamlessly communicate with any Life Racing ECU or PDU, as well as third-party data loggers and controllers. Synchronized Strategy: Execute complex math channels and vehicle strategies directly from the wheel interface. Motorsport-Grade Construction Built to handle the high vibration and thermal stress of professional racing: Ruggedized Design: Engineered for seamless integration into custom steering wheel plates and carbon fiber housings. Thermal Management: Optimized for reliable operation in extreme temperatures, ensuring performance never fades during a race. Compact Integration: The high-resolution display and switchgear are packaged to minimize depth, allowing for comfortable ergonomics and paddle shifter clearance. Technical Specifications Feature Specification Display Size 4.3-Inch Ultra-Bright WVGA Rotary Switches 5 (10-Position) Push Buttons 10 (Snap Action) Communication 2x Ethernet, 2x CAN 2.0B Outputs 3 User Configurable Lowside Brightness Control Intelligent Auto-Dimming