RE5R05A Transmission Solenoid Kit Fit For 2004-2010 Armada Titan Frontier Infinity 63431A-U 31941-1FX02 319411FX02 The RE5R05A Transmission Solenoid Kit is designed for vehicles including the 2004-2010 Armada, Titan, Frontier, and Infinity models.It includes 7 transmission solenoids with part numbers 63431A-U, 31941-1FX02, and 319411FX02.This kit supports the shift function through a seven-speed shift solenoid valve system, enabling consistent gear transitions.It contains various solenoid types such as Low Coast Brake, TCC Direct Clutch, and & Low Reverse to support transmission under different driving conditions.The kit is intended for use with MaticJ transmission fluid to proper function.An oil level gauge is included to help maintain correct fluid levels.Regular maintenance and adherence to manufacturer-recommended service intervals are important for sustained performance.