Castrol Classic EP90 Gear Oil      API: GL-4 

Classic EP90 is a mineral based gear oil containing anti-oxidant, anti-wear, and extreme pressure additives to protect against problems due to oil oxidation, gear corrosion and wear.

• This gear oil is recommended for:
• Conventional spiral bevel final drives and
• Mild hypoid axles, as well as 
• Spur and Helical gears 
• Any applications were API: GL-4 is recommended.
• For hypoid and non-hypoid applications
• Also use where "Castrol Hypoy" has been specified

Castrol has over 100 years of experience in developing fluids for gearboxes and all types of transmissions. These products have long been the leading choice manufacturers for factory-fill products. 

Castrol's gear oils are specifically designed to meet the demands of older gearbox systems. This range of straight oils should be used for the sensitive metals found in older vehicles - right through to extreme pressure oils specified for newer classics.  

As the first-fill for many marques, with this Castrol Classic range, owners can continue to follow the manufacturer's original handbook recommendations.

Feeding your vehicle with the correct fluids is key to ensuring your mechanicals continue to operate as they were designed to.

Description
Classic EP 90 is a mineral oil based gear oil containing anti-oxidant, anti-wear and extreme pressure additives to protect against problems due to oil oxidation, gear wear and corrosion.

Application 
Classic EP 90 is recommended for the lubrication of conventional spiral bevel final drives and mild hypoid axles where API GL-4 oils are recommended. It may also be used to lubricate spur and helical gears and for other applications where the manufacturer specifies the use of an oil meeting API GL-4. It should not be used in high off-set hypoid axles where API GL-5 oils are typically recommended or in axles with limited slip differentials.