> The 026 903 015B is the same as the AL27X.  The AL27X is specified for the
> '83-85 Vanagon as well as most mid to late '80s Golf, Jetta, Quantum,
> Rabbit, Scirocco and Audi 4000 & 5000.
>
> The AL33X is part number is 026 903 017B and also fits most of the cars
> listed above, and more.
OK I just check my 85 1.9L it has the following number
259-903-023C whick I think is a Bosch AL27X
But are you saying that AL27X and AL33x are interchangeable
the only phyical difference I C is that the al-33X has an extra 'W'
connector

Determining What Alternator You Have