Depends where you live. Dealer recomends 5w30. Check your owners manual for temperature (where you drive it) related recomendations. Should be on the oil filler cap on some cars also.
55000 km = 34175 miles (approx)
34000 miles
10W30
55,000 feet is 10.42 miles.
85.94 sq miles.
10w3010w30
55,000 square miles is 35,200,000 acres.
55,000 acres = 85.938mi²
55000 km = 34175.42 miles 65000 km = 40389.13 miles
Any name brand 10w30.
10w30 in most climates should do fine.
Was told a 93 Geo Metro with high miles should us 10W30.