Transmission GL-5 75W-90

Transmission Oil – Synthetic

BULWARK TRANSMISSION GL-5 high-quality synthetic transmission oils are designed for use in differentials, manual transmissions, axles, transfer cases and other automotive gear boxes. It is blended with high quality synthetic base oils providing outstanding gear synchronizing and lubrication of bearings together with excellent extreme pressure and cold flow properties.


BULWARK TRANSMISSION GL-5 75W-90 multi-grade synthetic gear lubricant is suitable for use in transmission systems of passenger cars, light, medium and heavy commercial vehicles operating under wide range of temperature and operating conditions requiring the use of synthetic, 75W-90, API GL-5 gear oils.


IMPORTANT NOTE: This oil is not recommended for use in manual gearboxes with brass synchronizers.

Performance Level

  • API GL-4/GL-5, MT-I;

  • MAN 342 Type M2; MIL-L-2105D;
  • ZF-TE-ML 02A, 05A, 7A, 12N, 12B, 12E, 16B&C, 17B, 19B, 21A&B  

Key benefits

  • Trouble-free performance 

  • Increased load-carrying capability with outstanding protection against low-speed/high torque wear.

  • Excellent thermal and oxidation stability helps extend gear and bearing life.

  • Excellent rust and corrosion protection help reduce wear and prolongs component life.

  • Good anti-foam characteristics maintain film-strength for reliable lubrication at varying speeds.

  • Provides excellent low temperature protection.

  • Enhanced friction reduction properties improve fuel economy.