Which specification does Gear oil need for the Giantco Scooters GBuddy 50 (2010–…)?

Gear oil for the Giantco Scooters GBuddy 50 (2010–…): 80W-90, API GL4, MIL-L 2105.

Which specification does Brake fluid need for the Giantco Scooters GBuddy 50 (2010–…)?

Brake fluid for the Giantco Scooters GBuddy 50 (2010–…): FMVSS 116 DOT 3, FMVSS 116 DOT 4.

Suitable for Giantco Scooters GBuddy 50 (2010–…)

For the Giantco Scooters GBuddy 50 (2010–…), the manufacturer specifies motor oil 10W-40 (API SL, API SP, JASO MA2), 15W-50 (API SP, JASO MA2), or 20W-50 (API SP, JASO MA2).

Fluids and approvals for the Giantco Scooters GBuddy 50 (2010–…)

Fluid	Requirement
Motor oil	10W-40: API SL, API SP, JASO MA215W-50: API SP, JASO MA220W-50: API SP, JASO MA2
Gear oil	80W-90, API GL4, MIL-L 2105
Brake fluid	FMVSS 116 DOT 3, FMVSS 116 DOT 4