A lubrication system comprising; a fan shaft including a shaft gear disposed about the fan shaft; a pump configured to supply a flow of lubricant to a component benefiting from lubrication; and an input gear train coupled to the shaft gear and configured to drive the pump with a unidirectional rotation in response to a forward rotation and a reverse rotation of the shaft gear, wherein the input gear train comprises: a primary gear coupled to a common shaft; a forward shaft and a forward gear about the common shaft, wherein the forward gear is coupled to the forward shaft; a reverse shaft and a reverse gear about the common shaft, wherein the reverse gear is coupled to the reverse shaft; a forward clutch coupled to the forward shaft and a reverse clutch coupled to the reverse shaft, wherein the forward clutch and the reverse clutch are selectively coupled to the common shaft, wherein the forward clutch is configured to lock in response to rotating the common shaft in a first direction, wherein the reverse clutch is configured to lock in response to rotating the common shaft in a second direction; an idler gear supported by an idler shaft and coupled to the reverse gear; and a pump gear coupled to the forward gear and the idler gear, the pump gear supported by a pump shaft coupled to the pump. a fan shaft including a shaft gear disposed about the fan shaft; a pump configured to supply a flow of lubricant to a component benefiting from lubrication; and an input gear train coupled to the shaft gear and configured to drive the pump with a unidirectional rotation in response to a forward rotation and a reverse rotation of the shaft gear, wherein the input gear train comprises: a primary gear coupled to a common shaft; a forward shaft and a forward gear about the common shaft, wherein the forward gear is coupled to the forward shaft; a reverse shaft and a reverse gear about the common shaft, wherein the reverse gear is coupled to the reverse shaft; a forward clutch coupled to the forward shaft and a reverse clutch coupled to the reverse shaft, wherein the forward clutch and the reverse clutch are selectively coupled to the common shaft, wherein the forward clutch is configured to lock in response to rotating the common shaft in a first direction, wherein the reverse clutch is configured to lock in response to rotating the common shaft in a second direction; an idler gear supported by an idler shaft and coupled to the reverse gear; and a pump gear coupled to the forward gear and the idler gear, the pump gear supported by a pump shaft coupled to the pump. a primary gear coupled to a common shaft; a forward shaft and a forward gear about the common shaft, wherein the forward gear is coupled to the forward shaft; a reverse shaft and a reverse gear about the common shaft, wherein the reverse gear is coupled to the reverse shaft; a forward clutch coupled to the forward shaft and a reverse clutch coupled to the reverse shaft, wherein the forward clutch and the reverse clutch are selectively coupled to the common shaft, wherein the forward clutch is configured to lock in response to rotating the common shaft in a first direction, wherein the reverse clutch is configured to lock in response to rotating the common shaft in a second direction; an idler gear supported by an idler shaft and coupled to the reverse gear; and a pump gear coupled to the forward gear and the idler gear, the pump gear supported by a pump shaft coupled to the pump.