MOTUL 3100 4T GOLD is a 10W-40 four-stroke engine oil for motorcycles, sold in a 1L bottle marked API SN, MA2 and "TECHNOSYNTHESE". It is made for fuel economy and keeps the engine clean of carbon deposits, which leads to less wear. It gives stable wet clutch performance in stop-and-go riding, helps prolong the emission control system for BS VI, and is shear stable for continuous protection and power. The bottle is black with a red cap.