Description
Since most GL-5 gear oils for differentials are too slippery for manual transmissions, Red Line offers these products to ensure proper shifting while providing ultimate wear protection. Features: Provides the appropriate coefficient of friction for most manual transmission synchronizers (other synthetic gear oils are often too slippery for proper synchro...
Red Line D4 ATF - 1 Quart - 30504 Item # 2170948
Description
Since most GL-5 gear oils for differentials are too slippery for manual transmissions, Red Line offers these products to ensure proper shifting while providing ultimate wear protection.
Features:
- Provides the appropriate coefficient of friction for most manual transmission synchronizers (other synthetic gear oils are often too slippery for proper synchro engagement)
- Lubricants designed to cover nearly every transmission application
- Delivers excellent gear and synchro protection, with balanced slipperiness for easier shifting in cold climates
- Performs well in both high- and low-mileage transmissions
- Compatible with petroleum-based and synthetic lubricants
- Versatile ATF suitable where Dexron III, Dexron II, Mercon, and Mercon V fluids are recommended; compatible with automatic transmissions, manual transmissions, and power steering systems
- Popular applications include Toyota Type T-III and T-IV, Honda ATF-Z1, Nissan Matic D, J, and K, Diamond SP-II and SP-III, Mazda ATF M-V, and most BMW and Audi/VW automatic transmissions
- Also suitable for manual transmissions and transaxles such as T-5, T-45, T-56, and late-model BMWs, providing GL-4 level gear protection
- Excellent cold-weather performance
Note: MT-LV, MTL, MT-85, and MT-90 are not for use in differentials with hypoid gears.
Part Numbers for Red Line D4 ATF - 1 Quart - 30504
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Reviews
Rated 5 out of
5
by
RJHam from
Red line needs a better quart bottle.
Very fast shipping great to deal with. Only issue is the red line quarts have very small openings that hand pumps do not fit in. Not a Fort 9 issue but i had to pour in a larger container to pump in my manual transmission.
Date published: 2025-12-08