Multi-speed transmission can greatly improve the power and economic performance of electric vehicles (EVs) compared with single-speed transmission. Gear ratio is the key design parameter of multi-speed transmission. Optimizing gear ratios can further improve vehicle performance. https://www.diegojavierfares.com/amazing-find-Bonnet-Protector-Guard-Suits-Holden-Calais-VT-VX-8-1997-9-2002-H260B-hot-choice/