Shell rail engine oils are designed for heavy-duty locomotives, delivering robust protection against soot, high operational loads, and temperature extremes. Their formulation aligns with locomotive OEMs to ensure long drain intervals and reliable performance on long-haul rail networks.
Shell Caprinus XR 40 is a premium zinc-free monograde oil formulated for high-performance diesel locomotive engines, providing excellent cleanliness, wear protection, and thermal stability under severe North American operating conditions.
Shell Caprinus HPD 40 is a premium zinc-free heavy-duty crankcase oil designed for American-built railroad diesel engines operating under severe conditions, especially where high fuel sulphur content and long drain intervals are present.