Usually, its SAE 30.
sae 30
Yes.
SAE 30W
No. Depending on the mower, the correct oil will be SAE 30 or SAE 40. Make sure it is NON-DETERGENT
sae 30
SAE 10w30 Synthetic.
SAE 10w30 full synthetic.
SAE 30 weight full synthetic oil.
Most all riding mowers use SAE 30 oil.
SAE 30 weight full synthetic.
SAE 30 full synthetic oil, any major brand.