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OS Giken

OS Giken Super Lock LSD for Nissan 350Z Z33 and 370Z Z34, non-LSD cars

OS Giken Super Lock LSD for Nissan 350Z Z33 and 370Z Z34, non-LSD cars

SKU: NS112-HA
Regular price £1,588.40
Regular price Sale price £1,588.40
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A Super Lock limited slip differential for the Nissan 350Z Z33 and 370Z Z34 that replaces the original non-LSD differential of the internal circlip type. It has 25/38 ramp angles, 336 lock timing, 20 plates and 12S preload.

  • All components chemically heat treated
  • Components made from high-grade steel alloy
  • Raw-forged gears
  • Case machined from a single billet

Fitment

Make Model Chassis Engine Years
Nissan 350Z (Replaces the original non-LSD diff, internal circlip type) Z33 VQ35DE / VQ35HR
Nissan 370Z (Replaces the original non-LSD diff, internal circlip type) Z34 VQ37HR

Specifications

Ramp angles 25/38
Lock timing 336
Total plates 20
Preload 12S
Made by OS Giken, Japan
OS Giken part number NS112-HA

Fitting notes

  • Fit as per the manufacturer's service manual.
  • For a Nissan 350Z (Z33), check the car has original Nissan part 38220-AR000 x2.
  • For a Nissan 370Z (Z34), check the car has either original Nissan part 38220-EG000 x2 (non-threaded flange holes) or 38220-1NC0A x2 (threaded flange holes).
  • Initial torque can be adjusted with thicker or thinner cone springs.
  • TCD-spec discs can be fitted for extra oil cooling and smoother operation.
  • For cars without a factory LSD. For cars with the factory viscous LSD, see NS111-HA.

Lead time: made to order by OS Giken in Japan, usually 2 to 3 weeks. Contact us if you need it sooner or want us to check fitment.

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