Available Jan. 7, AMSOIL Synthetic ATV/UTV Powertrain Fluid (AUPT) replaces Synthetic ATV/UTV Front Drive Fluid (AUFD), which is discontinued and available while supplies last. Synthetic ATV/UTV Powertrain Fluid is primarily recommended by AMSOIL for transmission/differentials and front drives in Polaris* ATVs and UTVs, offering the perfect combination of protection and convenience.