3348132010 Toyota GEAR, SPEEDMETER DRIVE (ATM), Price: 25.95$, Weight: 0.02kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Toyota |
3348132010 |
GEAR, SPEEDMETER DRIVE (ATM) |
34 |
0.02 |
2-3 |
25.95$ |
Automatic Transmission Speedometer Drive Gear
This small but critical transmission gear transfers rotation from the automatic gearbox to the vehicle speed signal system. It’s needed to keep your speedometer reading accurate and to help the car’s control systems understand how fast the vehicle is moving ?.
Why this part is needed
When the transmission output shaft spins, this gear converts that motion into a drive for the speed sensor or cable (depending on setup). Without it, speed information becomes unreliable, affecting driving safety and shifting behavior.
How it works
The gear meshes with a mating gear inside the transmission housing. As the output turns, the gear spins at a calibrated rate, sending a stable speed signal forward. Correct tooth shape and tight fit prevent skipping and signal dropouts ⚙️.
Signs of failure and what happens if it breaks
A worn or stripped gear may cause a bouncing/zero speedometer, incorrect mileage, and delayed or harsh automatic shifts. In some models it can trigger warning lights and confuse cruise control/ABS inputs. If ignored, debris may contaminate the transmission fluid and accelerate internal wear ?️.
Fitment tip
Always match tooth count and transmission type before installation for proper calibration and long service life.