Rear axles use SAE 80W-90 GL-5 gear oil. Positraction® axles must use special lubricant available from dealers. If the special fluid is not used, noise, uneven operation, and damage will result. There is also a Positraction® additive used to cure noise and slippage. Positraction axles have an identifying tag, as well as a warning sticker near the jack or on the rear wheel well.
FLUID LEVEL CHECK
See Figures 1, 2 and 3
Lubricant levels in the rear axle should be checked as specified in the Maintenance chart. To check the lubricant level: