Mazda CX9 Alternator
Choosing a Mazda CX9 alternator
Match a Mazda CX9 alternator to the vehicle series, engine and original unit before ordering. The model name alone does not establish fitment across every CX-9 generation. Use the individual application details and compare the connections and mounting arrangement with your existing alternator.
Check the listed engine application
The CX-9 alternator listing identifies a TB 3.7-litre V6 petrol application with reference A003TJ2391. Its description specifies a three-pin plug. Confirm the build details and complete original alternator reference, then compare the connector shape and pin layout before selecting the replacement.

Compare the pulley, mounts and electrical details
Check the pulley profile and alignment, mounting points, plug position and main electrical terminal against the original unit. Confirm the required output specification from the original label and the replacement specification; do not assume capacity from a photograph or vehicle badge. If a specification is unclear, ask for confirmation before buying.
Confirm the charging fault
A flat battery or charging warning does not by itself prove the alternator has failed. Have the charging system assessed before ordering parts, then review the listing for supplied components and availability.
Browse Mazda alternators for other models, or contact Parts Factory Australia with vehicle details, the original reference and connector photos. See our delivery information for current shipping terms.