yep always do both
Oil qty is in the manual - manual is available on line .
Good quality engine oil -ATF in Gearbox π (and wait π€£π€£)
Lubrication Specified engine oil Repsol 4T oil-stroke motorcycle oil SAE 10W-30 or equivalent
Engine oil capacity after draining 0.41 liter (0.43 US qt, 0.36 Imp qt)
after oil filter change 0.44 liter (0.46 US qt, 0.39 Imp qt)
after disassembly 0.60 liter (0.63 US qt, 0.53 Imp qt)
Specified transmission oil ELF HTX740 (75W)
Transmission oil capacity after draining 0.54 liter (0.57 US qt, 0.48 Imp qt)
after disassembly 0.57 liter (0.60 US qt, 0.50 Imp qt)