APRILIA RS 50 Use & Maintenance Book page 268

LUBRICANT CHART
Gearbox oil (recommended):
As an alternative to the recommended oil, it is possible to use high-quality oils with characteristics in compliance with or superior to
the A.P.I. GL-4 specifications.
Mixer oil (recommended):
As an alternative to the recommended oil, use high-quality oils with characteristics in compliance with or superior to the ISO-L-ETC++,
A.P.I. TC++ specifications.
Fork oil (recommended):
If you need an oil with intermediate characteristics in comparison with the
FORK 20W, these can be mixed as indicated below:
SAE 10W = F.A. 5W 67% of the volume +
FORK 5W 67% of the volume +
SAE 15W = F.A. 5W 33% of the volume +
FORK 5W 33% of the volume +
Bearings and other lubrication points (recommended):
As an alternative to the recommended product, use high-quality grease for rolling bearings, working temperature range -30˚C.... +140˚C,
dripping point 150˚C... 230˚C, high protection against corrosion, good resistance to water and oxidation.
Protection of the battery poles: neutral grease or vaseline.
Spray grease for chains (recommended):
Use new brake fluid only. Do not mix different makes or types of oil without having checked bases compatibility.
Brake fluid: The system is filled with
or BRAKE 5.1, DOT 4
As an alternative to the recommended product, top brand brake fluid meeting or exceeding SAE J1703, NHTSA 116 DOT 4, ISO 4925
specifications for synthetic brake fluid can be used.
Use only nitrite-free anti-freeze and corrosion inhibitors with a freezing point of -35˚C as a minimum.
Engine coolant (recommended):
As an alternative to the recommended product, top brand coolant meeting or exceeding CUNA NC 956-16 specifications for ethylene
glycol based anti-freeze can be used.
XVH DQG PDLQWHQDQFH 56 
F.C., SAE 75W - 90 or
PRO GPX 2 or
F.A. 5W or F.A. 20W fork oil;
as an alternative FORK 5W or
F.A. 20W 33% of the volume, or
F.A. 20W 67% of the volume, or
CHAIN SPRAY or
Autofluid FR. DOT 4 (brake system is also compatible DOT 5);
(brake system is also compatible DOT 5).
ECOBLU -40 ˚C -
GEAR SYNTH, SAE 75W - 90.
2T FORMULA RACING.
FORK 20W fork oil.
F.A. 5W and
FORK 20W 33% of the volume;
FORK 20W 67% of the volume.
AUTOGREASE MP or
CHAIN LUBE.
WARNING
WARNING
COOL.
F.A. 20W or FORK 5W and
GREASE 30.