Sierra Type “C” Lower Unit Gear LubeFormulated for older model outboards and I/O’s equipped with electric shift.Reduces friction and protects gears, bearings and other gearcase components.Replaces: OMC (System Matched) Premium BlendSierra Type C Lower Unit Gear Lube FAQHow much gear lube does my engine need?It varies model to model, check out our Gear Lube Capacity Guide for more information and capacity charts!// Sizes Available10 oz.Quart