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United Syn Trans 40 & 50

United Syn Trans 40 & 50 are full-synthetic manual transmission oils formulated for severe service in heavy-duty manual transmissions. United Syn Trans 40 & 50 provide excellent gear wear protection during long drain intervals established by original equipment manufacturers (OEMs) for transmissions in over-the-road trucks, vocational service trucks and off-road equipment. They are thermally stable and designed to resist heat, deposits, and viscosity increase. These oils are shear-stable, dampen shock-loads, and have high film strength and load-carrying capacity. They portray good seal compatibility and excellent cold flow properties and are formulated with anti-rust, anti-foam, and are non-corrosive to yellow metals.

Features: 

  • 500,000-mile service life in long-haul trucks (following OEM specifications and guidelines)
  • Excellent protection of heavily loaded gears during long drain intervals
  • Provides enhanced protection at high temperatures
  • Maintains clean gears and bearings
  • Designed to improve cold weather shifting and efficiency
  • Designed to extend seal life and prevent leaks
  • Protects against moisture

Always refer to the owner’s manual for the proper recommendation.

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