For the Honda CBR 400 basic oil is used for the motor. You can purchase the oil at a local auto parts store such as auto zone.
Honda produces its own motorcycle oil but you can use any 15-40 W JASO MA or MA2 approved oil.
For a Honda CBR 125, it usually costs from about $2500 to $3500 if you were to buy a second hand one. Honda CBR 125 is a small bike which is easier for beginners to use.
If you mean a CR 125R you have to mix 2 cycle oil and premium gas
SAE 10w-30 any major brand conventional or synthetic.
The Honda TRX 400 EX has an oil capacity of 1.85 litres or 1.95 quarts. You should also change the filter and use only oil that has JASO MA cerification.
SAE 10w-30 Synthetic Oil any major brand.
Just buy it from your local Honda dealer.
No. Use Coolant from honda dealership
Best to use the Honda coolant 50/50 mix.
After engine has been run in, use good quality 10w/30 full synthetic motorcycle oil. If you live in hot place (30C+) 10w/40
10-40w without molybdenum.
Regular Unleaded 87 octane