Four colour coded dipsticks for motor control and automatic gearboxes on Mercedes-Benz vehicles where no dipstick is supplied. Blue: 930mm long; for engine oil on M112, M113, 646, 647, 648.Yellow: 930mm long; for engine oil on 103.943/984/985, 104, 111, 119, 120, 137.603/913/963/97, 604, 605, 606, 611, 612, 613, 628, 612, 965. Red: 920mm long; for gearbox oil on 722.7_P, 722.8_P, 716.5_V. Green: 1220mm long; for gearbox oil on 722.6_L, G, P, V.