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S90 Maintenance Specs

I'm just starting to put this list together as I get acquainted with the new bike.

ItemSpecification
Battery6N6-1B (6 volt, 6 amp hours)
TiresFront: 2.50-18 Cheng Shin C223 rib style
Rear 2.50-18 IRC NR-2 universal style
Another option is the IRC NR-53 front and rear in 2.50-18
Motor OilSAE 20 (below 60 deg F), SAE 30 (above 60 deg F), or SAE 10W30