Shell Cyprina Oil 963 is a premium product formulated for use in lubricating traction motor suspension bearings on locomotives and plain bearings in railcar journal boxes. It is a premium grade, high viscosity index, low pour point product containing a balanced heavy duty additive combination that will protect new journal bearings during the critical break-in period and minimize friction in heavily loaded bearings. The rust and corrosion protection afforded by the heavy duty additive combination is further enhanced by an additional rust inhibiting additive. This product is formulated for all-year use.