ULTRA 1PLUS SAE 75W-90 Synthetic Gear Oil, API GL-4 (5 gal)
Synthetic gear oil with 75W-90 viscosity for year-round lubrication. Provides anti-scuffing protection and stable film for gears and bearings. Customers note smoother shifts and quieter operation in transfer cases and transmissions
Highlights
- 75W-90 GL-4 formula
- advanced protection under extreme pressure
- forms robust lubrication film
Pros
- premium synthetic base oils
- anti-scuffing and friction modifiers
- year-round performance
- stable lubrication film
- positive shift/noise feedback from customers
Cons
- mixed feedback on slipperiness
- mixed color descriptions
Best For
Features
- Premium synthetic base oils deliver thermal stability and cleanliness with anti-scuffing and friction modifiers for protection under extreme pressure
- Meets SAE J306 viscosity requirements for year-round all-weather performance while exceeding API GL-4 standards for automotive axle gears
- Forms a stable lubrication film to reduce wear on gears and bearings, extending component life and lowering maintenance costs
- Maintains adequate lubrication across low and high temperatures to support optimal temperature resilience
- Minimizes leakage to support extended performance and reliability
