also contemplated that two separate mechanisms may be used to provide flexibility in seat configuration the change of position mechanism may provide for a back frame to move in proportional relation to the seat cushion 11 at a predetermined ratio as shown in fig1 and 2 the seat 10 is coupled by way of the seat support members 12 15 and 17 to a seat track system 16 that includes an upper track 18 a lower track 20 and a track latch 30 according to an exemplary embodiment the upper track 18 may be configured for movement relative to the lower track 20 which may be secured to the vehicle 5 using fasteners such as screws bolts or the like because the seat support members 12 and 17 are coupled to the upper track 18 the seat 10 may be moved forward and backward in the vehicle 5 by moving the upper track 18 and attached vehicle seat 10 relative to the lower track 20 which is fixed within the vehicle a track release mechanism 40 is coupled to one of the seat support members as shown in fig2 according to an exemplary embodiment the track release mechanism 40 is coupled to the seat support member 17 it should be understood however that the track release mechanism 40 can be mounted in any convenient location associated with the vehicle seat 10 as shown in fig2 a track latching mechanism or device 30 e g a track latch is coupled to the upper track 18 and includes an operating member 32 that includes a plurality of extensions or teeth 34 that are configured to engage apertures or holes e g.