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Having tires at lower than the recommended pressure can significantly compromise handling and acceleration. Proper tire pressure is crucial for maintaining the optimal contact between the tire and the road surface. When tire pressure is too low, the tire's sidewalls flex more than they should, which can lead to a larger contact patch with the road. This excessive flexing can negatively affect the vehicle's responsiveness, making steering less precise and increasing the risk of skidding or losing control, especially during turns or sudden stops.

Furthermore, low tire pressure increases rolling resistance, which can hinder acceleration and overall vehicle performance. Maintaining the recommended tire pressure ensures that the tires perform as designed, providing safety, efficiency, and effective communication between the vehicle and the road.