Description
Hypoid differentials and manual transmissions demand a gear oil engineered for extreme pressure and high-load conditions. Penngrade 80W90 GL-4 delivers the film strength and thermal stability your drivetrain needs to handle sustained track abuse, heavy towing, or aggressive street driving without premature wear. A single quart keeps your gears properly lubricated and your shifting smooth across a wide temperature range.
- Conventional 80W90 hypoid gear oil
- GL-4 performance grade
- Pure base oils with performance additives
- Reduces friction and gear wear
- Maintains film strength under extreme pressure
- High-temperature thermal stability
- Resistant to foaming
- Minimizes gear noise and vibration
- Wide operational temperature range
- Compatible with manual transmissions
- Compatible with limited-slip differentials
- 1 quart bottle
- Part number: BPO77296
- Bolt-on installation (standard fluid change)









