[Vwdiesel] speedometer question

[Roger Brown]

LBaird119 at aol.com wrote:
> 
> I was told that they used to make several versions of the little plastic gear
> that goes at the end of the speedometer cable and they used to match with the
> specific transmission.
> 
>   I know of three.  Red, white/yellowish and a blue/green.  There's one
> tooth difference between each.  I don't remember the count to figure the
> % difference.  I think the blue is the lowest count and the red is the
> highest but that's just what comes to mind.

Box Ratio VW P/N......  Color
020 3.6= 171 957 821 B (RED)
020 3.9= 171 957 821 A (WHITE)
020 4.25= ??? ??? ??? ? (GREEN) 

-- 
    Roger