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#679 The Biomechanics of the Slot: Synchronizing the 4-Speed Gearbox and the Centred Transition (Part 10)
The transition is the defining moment between amateur and elite golfers. Professionals generate speed through precise sequencing, not brute force. This final article combines biomechanics, kinematics, and Ground Reaction Forces (GRF) to explain how an efficient transition creates maximum speed, consistency, and control.
The 4-Speed Gearbox
Think of the downswing as a four-speed gearbox. Skipping gears—or starting with the hands—causes casting, flipping, and loss of power.
Gear 1: Lead knee and pressure shift initiate the downswing.
Gear 2: The torso rotates around the spine.
Gear 3: The arms…
The skinny
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