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Ultra1Plus SAE 75W-90 Synthetic Gear Oil 3 Pack QT

ULTRA 1PLUS ★ 4.0/5 · ItemOracle Score Budget

$40 USD
Price subject to change
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Ultra1Plus SAE 75W-90 Synthetic Gear Oil, API GL-4 (3 Pack QT)

Synthetic 75W-90 gear oil with GL-4 compatibility for gear and transfer case protection. Improves thermal stability and smooth shifting; praised for quality and value by customers

Highlights

  • advanced protection under extreme pressure
  • stable lubrication film
  • positive customer value perception

Pros

  • premium synthetic base oils
  • advanced anti-scuffing and friction modifiers
  • year-round performance and viscosity
  • exceeds API GL-4 standards

Cons

  • mixed feedback on slipperiness
  • mixed reviews on oil color

Best For

  • gear transmission lubrication
  • transfer case lubrication
  • axle gear lubrication
  • all-season automotive gear systems
  • high-mileage transmissions
  • quiet and smooth shifting enhancements

Features

  • Premium synthetic 75W-90GL-4 formula for thermal stability and cleanliness
  • SAE J306 compliant viscosity for year-round all-weather performance
  • Exceeds API GL-4 standards for automotive axle gears
  • Stable lubrication film reduces wear for longer gear and bearing life
  • Maintains lubrication across low and high temperatures with reduced leakage

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