SPRING LOADED GEARBOX FOR POWER LONG RAIL ASSEMBLY

A long rail assembly for use in an automotive vehicle includes a fixed long rail and a power rail drive assembly having a drive wheel for transposing the power rail drive assembly along the fixed long rail. The power rail drive assembly includes an upper channel, a spring-loaded gearbox assembly fixedly coupled to the upper channel, and the drive wheel fixedly coupled to a drive shaft projecting from the spring-loaded gearbox assembly and rotated by the spring-loaded gearbox assembly for transposing the power rail drive assembly along the fixed long rail. The spring-loaded gearbox assembly includes a mounting bracket fixedly coupled to the upper channel, a gearbox repositionable within the mounting bracket, and a spring biasing the gearbox within the mounting bracket such that the drive wheel is engaged with the fixed long rail.