Ultra-Low-Viscosity ATF for 9-Speed Automatic Transmissions
| Product Name | ATF M9G | Specification | MB 236.17 / 9AT |
| Product Type | Automatic Transmission Fluid | Performance Level | MB 236.17-type |
| Series / Category | ATF | Application | Mercedes-Benz 9G-Tronic / NAG3 |
Product Description
KATMOTO ATF M9G is an ultra-low-viscosity automatic transmission fluid developed for Mercedes-Benz 9G-Tronic / NAG3-type 9-speed automatic transmissions requiring MB 236.17-type fluid. The formulation is designed to support fuel-efficient shifting, rapid hydraulic response, excellent low-temperature flow and strong anti-wear protection in the latest generation compact high-efficiency AT systems.
Key Performance Features
| Ultra-low-viscosity formulation for MB 236.17-type 9AT systems. | Fast hydraulic response for efficient and smooth gear changes. |
| Excellent low-temperature fluidity for winter operation. | High oxidation stability for compact high-temperature transmissions. |
| Strong wear, foam and corrosion control. | Designed for latest-generation 9G-Tronic / NAG3-type applications. |
Applications & Performance Level
| Applications | Mercedes-Benz 9G-Tronic / NAG3-type 9-speed automatic transmissions requiring MB 236.17-type ATF. |
| Suitable For | MB 236.17-type applications and selected 9-speed automatic transmissions where this specification is specified by the vehicle manufacturer. |
| Important Notice | Do not use in older Mercedes-Benz 5-speed/7-speed AT requiring MB 236.10, 236.12, 236.14 or 236.15, nor in CVT/DCT or general DEXRON/MERCON applications. |
| Property | Test Method | Target Typical Value |
| Appearance / Color | Visual | Yellow / Amber |
| Density @ 15°C | ASTM D4052 | 0.843 g/cm³ |
| Kinematic Viscosity @ 40°C | ASTM D445 | 20.8 mm²/s |
| Kinematic Viscosity @ 100°C | ASTM D445 | 4.8 mm²/s |
| Viscosity Index | ASTM D2270 | 166 |
| Brookfield Viscosity @ -40°C | ASTM D2983 | 6,500 mPa·s |
| Pour Point | ASTM D97 | -54°C |
| Flash Point, COC | ASTM D92 | 212°C |
| Copper Corrosion | ASTM D130 | 1b |
| Foaming Tendency / Stability | ASTM D892 | 0/0 ml |
