If the final rule maintains conclusions that vehicle lightweighting will increase on-road fatalities, that would run counter to the Department of Transportation’s efforts to encourage the development of driver assistance and fully autonomous vehicles. The innovative capabilities of lightweight plastic and polymer composites enable autonomy through their high strength-to-weight ratio, design flexibility, and optimized component integration.
Oral Comments on the Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule for Model Years 2021-2026 Passenger Cars and Light Trucks 
Download