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Final Drive, Differentials & LSDs

Inside this lesson
  • Describe the final drive's role and ratio
  • Explain why an open differential is needed for cornering
  • Explain the open differential's traction weakness
  • Compare clutch-type, Torsen, and electronic LSDs

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Educational content covering topics typical of a first- and second-year automotive engineering curriculum. Not a substitute for accredited coursework, and not suitable for real vehicle design, operation, regulation, or safety decisions without review by a licensed professional engineer. References to WLTP/EPA test cycles, ISO 26262, NCAP/IIHS, or SAE levels are descriptive context only, not compliance, certification, or capability guidance.