How to choose ATF 9 Gearbox Fluid correctly

The vehicle manual will clearly mark the specifications and models of the transmission oil suitable for your vehicle. You must strictly follow the manual requirements to select ATF 9 Gearbox Fluid. This is the most basic and most important principle. Because the transmission structure and working requirements of different models are different, for example, high-end brands such as Mercedes-Benz and BMW may have more stringent performance requirements for transmission oil.

Choose well-known brands: Big brands such as Mobil, Castrol, and Shell usually have more stringent production processes and quality control systems, and product quality is more guaranteed. They have large R&D investments to ensure that the transmission oil has good performance, such as excellent lubricity, wear resistance, and stability.
Check certifications and standards: High-quality ATF 9 Gearbox Fluid should comply with relevant industry standards and certifications, such as Dexron, Aisin, etc. These certifications indicate that the product has reached a certain level of performance.

Temperature factors: If you often drive in cold areas, you should choose ATF 9 Gearbox Fluid with good low-temperature fluidity to ensure that the gearbox can be quickly lubricated at low temperatures; in high-temperature areas, the gearbox oil needs to have good high-temperature resistance to prevent the oil from deteriorating prematurely.
Driving habits: In the case of frequent intense driving or heavy vehicle load, you need to choose a gearbox oil with better anti-wear and heat dissipation performance to cope with high-load working conditions.

Specification matching: Make sure that the selected ATF 9 Gearbox Fluid fully matches the specifications of your vehicle's gearbox, including viscosity, additive formula, etc. Mismatched gearbox oil may cause problems such as gear shifting frustration and increased fuel consumption.
Suitable capacity: Understand the oil capacity required for the vehicle's gearbox and ensure that the quantity is sufficient when purchasing. Too little oil will affect the normal operation of the gearbox, and too much oil may cause excessive pressure and damage seals and other components.