Castrol® Automotive Gear Oils
The brand of choice for all your gear oil needs
The guiding principles and heritage of technological innovation by which Castrol Passenger Car Motor Oils are developed hold true for Automotive Gear Oils. Customers receive the same level of high performance and protection from these products that they’ve come to expect from Castrol.
Castrol Syntrax™ Limited Slip 75W-90
A breakthrough in lubrication technology.
- Full synthetic formula provides protection, durability and performance that far surpass
conventional API GL-5 and MT-1 gear oils. - Superior high and low-temperature performance
- Incredible thermal stability and unsurpassed shear stability allow for superior wear protection

Castrol Axle GL-5 85W-140 Gear Oil
- For use in most domestic and imported cars and light trucks where a GL-5 gear oil is required
- Outperforms API Service GL-5 lubricant for extreme pressure conditions
Castrol Axle 80W-90 Limited Slip Gear Oil
- Recommended for service fill of conventional and limited slip differentials in passenger cars and light trucks
- Durability for maximum performance under severe driving conditions
- Superior high and low-temperature performance
- Incredible thermal stability and unsurpassed shear stability allow for superior wear protection
Castrol Axle Gear Oils meet or exceed API GL-5 requirements