MX-5 OS-250R Gear Oil, 1 Liter Can , OS Giken LSD
Delivery time for other countries differs
- Item weight: 1,05kg
MX-5 OS Giken 250R Differential Oil 80W250 GL-5 1L
The OS Giken 250R Differential Oil, part number OS011-KA1, is a specially formulated high-performance gear oil with a viscosity grade of 80W-250, engineered specifically for use in Limited Slip Differentials (LSD) – particularly the OS Giken Super Lock LSD. It combines race-proven performance with everyday drivability and provides maximum protection under extreme operating conditions.
Technical Specifications
Type: High-performance differential oil (LSD-specific formulation)
Viscosity: 80W-250 – high viscosity for stable lubrication film even under extreme heat and load
API Rating: GL-5 – suitable for differentials and high-load gear applications
Volume: 1 liter bottle
Part Number: OS011-KA1
Performance Features
Optimized for LSD & Super Lock Differentials – Designed to ensure smooth operation, consistent lock performance, and reduced noise in OS Giken Super Lock units.
Superior Protection – Maintains a strong lubricating film under high load and temperature conditions.
Motorsport-Tested Performance – Developed for racing applications while remaining suitable for street use.
Extended Component Life – Helps maximize the service life of clutch-type limited slip differentials when used according to manufacturer recommendations.
Recommended Applications
OS Giken Super Lock LSD systems
High-performance street and track vehicles
Applications requiring smooth engagement and maximum durability
Conclusion
The OS Giken OS011-KA1 80W-250 Differential Oil is a premium lubricant specifically designed for clutch-type limited slip differentials. With its robust viscosity and GL-5 specification, it delivers outstanding protection, durability, and consistent performance for both road and motorsport use.



