4 liters of high quality German Liqui-Moly Racing 4T 15W-50 synthetic engine oil plus a Mahle OC1141 oil filter and a crush washer. This is fully synthetic engine oil with API-SN, JASO MA2 rating. This is enough for 1 oil change on your G310 with 1 liter left over for topping up. (he bike only takes 3 liters of oil but we can sell the 4 liter jug cheaper than 3 individual liter bottles). For all G310 model bikes.