T The objectives of this research was examined the antecedent and outcome from functional quality, technical quality, dan relationship quality. The research of hypotheses was tested the effect of relational benefit toward on word of mouth mediated by functional quality, technical quality, dan relationship quality. A sampling techniques with purposive sampling techniques of 110 Bank BNI customer’s which using credit card minimum in 1 year. Data analysis in this research was Structural Equation Modelling with Analyses of Moment Structures (AMOS) with Confirmatory Factor Analyses to test the influence independent variables on dependent variable. The result of this research conclude that the effect of positively and significantly confidence benefit on functional quality, the effect of positively and significantly special treatment benefit on functional quality, the effect of positively and significantly social benefit on functional quality, the effect of positively and significantly confidence benefit on technical quality, the effect of positively and significantly special treatment benefit on technical quality, the effect of positively and significantly social benefit on technical quality, the effect of positively and significantly confidence benefit on relationship quality, the effect of positively and significantly special treatment benefit on relationship quality, the effect of positively and significantly social benefit on relationship quality, the effect of positively and significantly functional quality on word of mouth, the effect of positively and significantly technical quality on word of mouth, and the effect of positively and significantly relationship quality on word of mouth.