Penelitian ini bertujuan untuk mengetahui pengaruh Word Of Mouth, Brand Trust dan Brand Secara simultan maupun parsial terhadap Keputusan pembelian konsumen Oli Yamalube di Kecamatan Kuningan. Metode penelitian yang digunakan adalah metode deskriptif. Pengumpulan data dilakukan dengan menggunakan metode kuesioner. Sebanyak 180 responden dengan menggunakan Teknik Random Sampling. Analisis data yang diganakan adalah analisis regresi berganda dengan variabel Word Of Mouth, Brand Trust, dan Brand Image sebagai variabel independen dan Keputusan Pembelian sebagai variabel dependen. Hasil penelitian menunjukan bahwa (1) Word Of Mouth, Brand Trust, dan Brand Image berpengaruh secara simultan terhadap Keputusan Pembelian, (2) Word Of Mouth mempunyai pengaruh positif dan signifikan terhadap Keputusan Pembelian, (3) Brand Trust memiliki pengaruh positif dan signifikan terhadap Keputusan Pembelian, dan (4) Brand Image memiliki pengaruh positif dan signifikan terhadap Keputusan Pembelian.
Kata Kunci: Word Of Mouth, Brand Trust, Brand Image, Keputusan Pembelian

This study aims to determine the effect of Word Of Mouth, Brand Trust and Brand simultaneously and partially on consumer purchasing decisions for Yamalube Oil in Kuningan District. The research method used is descriptive method. Data collection was carried out using a questionnaire method. A total of 180 respondents using the Random Sampling Technique. The data analysis used is multiple regression analysis with Word Of Mouth, Brand Trust, and Brand Image variables as independent variables and Purchasing Decisions as the dependent variable. The results showed that (1) Word Of Mouth, Brand Trust, and Brand Image simultaneously influence Purchasing Decisions, (2) Word Of Mouth has a positive and significant effect on Purchasing Decisions, (3) Brand Trust has a positive and significant effect on Purchasing Decisions, and (4) Brand Image has a positive and significant effect on Purchasing Decisions.
Keywords: Word Of Mouth, Brand Trust, Brand Image, Purchase Decision.