auto transmission overhaul set, bezza gearbox drum, alza transmission drum, myvi gearbox drum

The reverse drum in the automatic transmission of Perodua Bezza, Axia, Myvi, and Alza is an essential component responsible for enabling the reverse gear operation. Found in automatic transmissions like the A4RA/A4RL (4-speed) , the reverse drum works in conjunction with the reverse clutch and hydraulic circuits to transfer torque in the reverse direction.


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