Which specification does Manual gearbox & axle oil need for the Volvo FL-6 FL 6 (TD 61 F) (1985–1989)?

Manual gearbox & axle oil for the Volvo FL-6 FL 6 (TD 61 F) (1985–1989): 20W-20, 75W-80, Volvo 97308, Volvo VDS.

Which specification does Automatic transmission fluid (ATF) need for the Volvo FL-6 FL 6 (TD 61 F) (1985–1989)?

Automatic transmission fluid (ATF) for the Volvo FL-6 FL 6 (TD 61 F) (1985–1989): Volvo 97341, Allison TES 389.

Axle & differential oil for the Volvo FL-6 FL 6 (TD 61 F) (1985–1989): 75W-140, 75W-90, API GL4, API GL5.

Brake fluid for the Volvo FL-6 FL 6 (TD 61 F) (1985–1989): FMVSS 116 DOT 3, FMVSS 116 DOT 4.

Power steering fluid for the Volvo FL-6 FL 6 (TD 61 F) (1985–1989): Volvo 97341, Allison TES 389.

Greases & lubricants for the Volvo FL-6 FL 6 (TD 61 F) (1985–1989): 75W-140, 85W-90, Volvo VDS, ACEA E2.

For the Volvo FL-6 FL 6 (TD 61 F) (1985–1989), the manufacturer specifies motor oil 15W-40 (Volvo VDS, ACEA A2, ACEA A3/B4).

Fluid	Requirement
Motor oil	15W-40: Volvo VDS, ACEA A2, ACEA A3/B4
Manual gearbox & axle oil	20W-20, 75W-80, Volvo 97308, Volvo VDS
Automatic transmission fluid (ATF)	Volvo 97341, Allison TES 389
Axle & differential oil	75W-140, 75W-90, API GL4, API GL5
Brake fluid	FMVSS 116 DOT 3, FMVSS 116 DOT 4
Power steering fluid	Volvo 97341, Allison TES 389
Greases & lubricants	75W-140, 85W-90, Volvo VDS, ACEA E2