Originally Posted by
jonwvara
This is a step down from what you're looking for, but I have 25 1/2-inch Gran Sport, circa 1976. Good shape, but I'd rather move it along as a complete bike rather than parting it out, seeing that it's (mostly) original.
JV
Got pictures? The Gran Sport is a nice one, and while it wasn't rare, it was less common than the other all-531 models.