Which specification does Gear oil need for the John Deere 1100 series 1188 Hydro/4 (1988–1992)?

Gear oil for the John Deere 1100 series 1188 Hydro/4 (1988–1992): 75W-140, 80W-90, API GL4, API GL5.

Which specification does Brake fluid need for the John Deere 1100 series 1188 Hydro/4 (1988–1992)?

Brake fluid for the John Deere 1100 series 1188 Hydro/4 (1988–1992): 10W-30, ACEA E2, ACEA E3.

Coolant & antifreeze for the John Deere 1100 series 1188 Hydro/4 (1988–1992): G11, G12.

Manual gearbox & axle oil for the John Deere 1100 series 1188 Hydro/4 (1988–1992): 75W-140, 80W-90, API GL4, API GL5.

Axle & differential oil for the John Deere 1100 series 1188 Hydro/4 (1988–1992): 75W-140, 80W-90, API GL4, API GL5.

For the John Deere 1100 series 1188 Hydro/4 (1988–1992), the manufacturer specifies motor oil 15W-40 (ACEA A2, ACEA A3/B4, ACEA B3).