The purpose of the present study is to investigate interrelationships amongst four variables i.e. Socio- Economic Status, Motivation, Achievement and Attitude of Pre-Service Teachers. The Researcher took 333 prospective teachers as sample from four randomly selected B.Ed. colleges affiliated to Guru Govind Singh Indraprastha University, New Delhi. The Investigator used Socio-Economic Status Scale developed by Prof. R.P.Verma, Saxena & Mishra, Motivation Analysis Test by Cattell and Horn, Teacher Attitude Inventory by Dr.S.P.Ahluwalia and the Achievement Test developed by the Investigator himself. Data interpretation and analysis was done through various statistical techniques like Mean, SD, Percentage, t-Value, Bi-Viriate & Multi Viriate Corelation and Regression Analysis. The major findings of the study were: 1) Majority of Pre-Service Teachers studying in the University, were of High SES. 2) Around one fourth of Pre-Service Teachers were of Very High SES. 3) Majority of them had average level of motivation. 4) SES was significantly correlated to the Achievement and Attitude of Pre-Service Teachers. 5) Very High SES Pre-Service Teachers had highest level of Motivation and Achievement. 6) No significant correlation was found between Motivation and Attitude. 7) Majority of Pre-Service Teachers had Average Achievement. 8) Regarding joint contribution, SES is more significant factor than Motivation in the prediction of Achievement as well as Teaching Attitude of Pre-Service Teachers.