CASTLE® GEAR OIL SUPPLEMENT |
Castle® GOS™ is a high-performance gear oil supplement compatible with conventional and synthetic GL-4 and GL-5 oils. It protects gear surfaces, reducing operating temperature and friction by adding limited slip performance, while smoothing manual transmission shifting. |
Uses: |
• Differentials |
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• Transfer Cases |
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Directions: |
1. Add 5% GOS™ to differential or gear case along with proper gear oil. |
2. Do not overfill. |
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