2021 Mazda MAZDA 3 AT Transmissions

Used and remanufactured transmissions that fit the 2021 Mazda MAZDA 3 AT. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from EP Transmissions.

Available Transmissions (2)

Other Mazda MAZDA 3 AT Years

2021 Mazda MAZDA 3 AT Transmission Market Context

Is replacing the transmission worth it?

Vehicle value (mid-size sedan):
$10,152 – $12,920
Repair makes sense under:
≈$5,768

Rule of thumb: a transmission replacement is usually worth it when the installed cost stays under 50% of what the 2021 Mazda MAZDA 3 AT is worth — most units below beat that comfortably.

Frequently Asked Questions

Is it worth repairing or replacing the transmission on a 2021 Mazda MAZDA 3 AT?

As a general rule of thumb, a transmission replacement on a 2021 Mazda MAZDA 3 AT (mid-size sedan segment, vehicle value roughly $10,152–$12,920) is usually worth it when the installed cost stays under about $5,768 — roughly 50% of what the vehicle is worth.