<p>The subject matter described herein relates to a rear seat slouch assembly for a vehicle. The rear seat slouch assembly includes a first sliding assembly, a second sliding assembly and a reclining assembly (125) for allowing the fore and aft movement in proportion with the reclining movement of a seat. A sector and a second engaging member based locking assembly is provided 'for selectively locking a cushion seat (110) and a seat backrest (105) at any intermediate positions between the two extreme positions of the seat when a first lever is shifted from an unlock position to a lock position.</p>