The all-wheel drive system in the Rolls-Royce Cullinan is designed to enhance both performance and comfort, ensuring that the vehicle can handle various road conditions while maintaining the luxurious driving experience the brand is known for. Here's how the system works in detail:

1. Power Distribution:

• The Cullinan’s all-wheel drive system automatically distributes power to both the front and rear wheels, depending on driving conditions. Under normal circumstances, the vehicle is primarily rear-wheel drive, with power being sent to the rear wheels to maintain the vehicle's smooth, rear-driven feel that Rolls-Royce is famous for.
• However, when the system detects slippery conditions (e.g., wet roads, gravel, snow, or ice), the all-wheel drive system adjusts the power distribution, sending additional torque to the front wheels for increased traction and stability. This ensures the car maintains optimal grip, even in challenging environments.

2. Intelligent Torque Management:

• The system uses intelligent torque management, which continuously monitors road conditions and driver input, adjusting the torque split between the front and rear axles in real-time.
• If the rear wheels begin to slip, the system can send more torque to the front wheels to regain traction, preventing any loss of control. This helps maintain the smooth, comfortable ride Rolls-Royce vehicles are known for, even in adverse conditions.

3. Adaptive Air Suspension:

• The adaptive air suspension in the Cullinan works in tandem with the all-wheel drive system to further enhance ride quality and performance. The suspension adjusts to varying road conditions, providing a smooth, gliding experience, while also raising or lowering the vehicle’s ride height.
• When additional ground clearance is needed (for example, when driving on rough terrain), the system automatically increases the ride height, improving clearance and minimizing the risk of the vehicle scraping the ground.

4. All-Terrain Capabilities:

• The Cullinan's all-wheel drive system is particularly beneficial for driving on off-road or uneven surfaces. It can handle gravel, dirt tracks, and light snow with ease, maintaining a stable, composed ride while still providing the comfort expected from a Rolls-Royce.
• The system ensures that the vehicle remains balanced and confident, even when traversing challenging or less-than-ideal terrain.

5. Seamless Integration with Other Systems:

• The all-wheel drive system integrates with Rolls-Royce's advanced chassis control systems, including stability control and dynamic handling systems. This provides a cohesive driving experience, where all systems work together to maintain a smooth and safe ride, even in challenging driving conditions.
• It also ensures that the system doesn’t interfere with the vehicle’s luxury driving experience by maintaining a silent, smooth, and seamless ride, regardless of the terrain.

6. Performance and Comfort Balance:

• While the all-wheel drive system in the Cullinan is designed to offer increased performance and traction, Rolls-Royce also ensures that it does not compromise the comfort and refinement that are the cornerstone of the brand. The system is engineered to be unobtrusive, working quietly and efficiently without disrupting the smooth ride quality.
• The transition between rear-wheel and all-wheel drive is virtually imperceptible to the driver, meaning the Cullinan delivers a luxurious driving experience without any harshness or abruptness.

7. Enhanced Off-Road Driving Mode:

• The Cullinan is equipped with an off-road mode that adjusts the settings of the all-wheel drive system, suspension, and other systems for optimal performance on rough terrains. When activated, this mode provides enhanced traction and ground clearance, making it easier to navigate challenging off-road conditions without sacrificing comfort or control.

Conclusion:

The Rolls-Royce Cullinan's all-wheel drive system combines advanced engineering and performance with the brand’s focus on luxury and comfort. It ensures optimal traction and stability on a variety of surfaces, from smooth highways to rough, uneven roads, without compromising the vehicle’s quiet, smooth ride. The system’s intelligent, adaptive nature means the Cullinan can handle almost any condition, making it a versatile and capable luxury SUV while preserving the hallmark Rolls-Royce driving experience.