2025 Mazda CX-90 transmission fluid capacity and fluid specs
The 2025 Mazda CX-90 record lists brake fluid and gear oil but no transmission capacity - see the table.
Shop transmission fluid Match the specification on the bottle to your manual
Key takeaways
- Transmission capacity not published for this year.
- Total fill is the whole system; a drain-and-refill takes a third to half.
- Brake fluid grade: read it off the reservoir cap.
- Fluid specification is not named by the source - use the owner's manual.
| Engine | Transmission | Total fill | Fluid spec | Brake fluid | Gear oil |
|---|---|---|---|---|---|
| 2.5L 4-cyl | - | - | per owner's manual | see reservoir cap | rear 0.95 qt front 0.4 qt |
| 3.3L 6-cyl | - | - | per owner's manual | see reservoir cap | rear 0.95 qt front 0.4 qt |
Fluids for the 2025 Mazda CX-90
Buy fluid that states the specification your manual names. Multi-vehicle fluids list the specs they meet on the back label - if yours is not listed, it is the wrong bottle.
Transmission fluidCheck your manual for the amountShop fluid DOT 3 or DOT 4 brake fluidA quart covers a full flushShop brake fluid Fluid transfer pumpMost modern transmissions have no dipstick tube - you fill from belowShop pumps
As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
Other 2025 Mazda CX-90 specs
Other CX-90 years
Source: AMSOIL Auto & Light Truck lookup. Capacities are total system fills; a drain-and-refill takes less. Where no fluid specification is shown, the source lists only a catalog code, so use the specification printed in your owner's manual - the wrong transmission fluid damages a transmission.