SHELL SPIRAX S4 TX 10W40 (stari naziv SHELL HARVELLA TX 10W40) Vrhunsko super univerzalno traktorsko ulje (STOU) sintetičke osnove.
API GL-4; CCMC D-4; MF M 1139, M 1144; John Deere JDM J27; MB 227.1; Caterpillar CAT TO-2; ZF TE-ML 06B, 06D, 06F, 7B, 17D
20L | 209L