Technical characteristics of the Opel Vectra A automatic transmission with cooling radiator

Automatic transmission model: GM 4L30-E

Number of gears: 4

Gear ratios:

* 1st gear: 3.06:1
* 2nd gear: 1.62:1
* 3rd gear: 1.00:1
* 4th gear (overdrive): 0.70:1
* Reverse: 2.29:1

Hydraulic control unit: electronic, with solenoids

Transmission Fluid Type: Dexron II or III

Transmission fluid volume: about 9 liters

Cooling radiator: external, with tubes and plates

Location: in front of the engine radiator

Purpose: removal of excess heat from the transmission fluid, preventing its overheating and ensuring stable operation of the automatic transmission.

Peculiarities:

* Compact size and light weight
* High reliability and long service life
* Smooth and discreet gear shifting
* Ability to tow a trailer within the permitted weight limit

Applicability:

* Opel Vectra A (1988-1995) with engines:
* 1.6 l
* 1.8 l
* 2.0 l
* 2.5 L V6

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