To make the right choice of hydraulic fluid for your lift, it is important to understand each type of oil. Most lift manufacturers will recommend a few different types of hydraulic oil that can be used in their lifts. We have listed those types below to help you choose the proper grade of oil for your 2-post or 4-post car lift, 4-post roller jacks and pro-jacks, mid-rise or low-rise car lift, motorcycle lift and transmission jacks.
► R&O – Stands for rust & oxidation; also contains anti-foam additives. R&O is approximately a 10 weight oil with the additives.
Suitable for use in applications where a premium R&O product is not required.
► AW – Stands for anti-wear; also protects against rust & oxidation, and contains anti-foam additives.
AW32 is approximately a 10 weight oil with the additives.
AW46 is approximately a 15 weight oil with the additives.
AW provides many of the advantages of premium hydraulic oil at a moderate price. Suitable for use in applications where a Premium AW product is not required. All are blended with highly refined naphthenic/paraffinic base oils.
Hydraulic Oil for Lifts FAQs
► Q) What is the difference between AW32 and AW46 hydraulic oils?
A) The weights (10 & 15) sometimes called (ISO32, ISO46)
► Q) What is the difference between Premium AW32 and Quality AW32?
A) Quality AW32 is approximately a 1500-hour oil, whereas, Premium AW32 has increased oxidation stabilizers making it approximately a 5000-hour oil.
► Q) What is the most recommended hydraulic oil by lift manufacturers?
A) AW32 and Dexron III ATF because of their anti-wear, anti-foam and protection against rust & oxidation. AW32 is the most popular choice being a 10 weight oil, it works best for all climates. 
► Q) Can I use ATF (Automatic Transmission Fluid) in my lift?
A) Yes. The use of Dexron III ATF may affect the warranty on certain lift manufacturers hydraulic components and power units. However, some manufacturers allow Dexron III ATF as an AW32 / ISO32 equivalent. Check the owners manual for the correct oil for your lift.
