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The OS Giken Super Lock limited-slip differential is specified for Mazda FC3S RX‑7 NA (manual) and Miata NA8/NB8 (manual) applications. Marketed as the Super Lock LSD, this unit is the differential option matching the listed manual-transmission vehicles. Confirm your model year and transmission type when selecting this LSD to ensure proper fitment and mating components.
OS Giken Mazda FC3S RX7 NA (MT Only) / Miata NA8/NB8 (MT Only) Super Lock LSD
