The 85s with solid lower control arms still use the 80-84 ATE calipers
and rotors. The 86+ models use the larger Girling calipers and different
rotors.

The steering issue is a mixed bag, faster tighter turns but more effort.

Mark
82 Westy with 85 PS front end in manual mode

Stan Wilder wrote:
>
> I considered upgrading my 83 to later model cast iron (replace stamped
> metal) lower control arms so I could mount 85 or later full floating disk
> brakes.
> I had a wrecking yard that said they'd set the 87 Vanagon on jackstands
> for me and sell the whole shootin match for $150.00 if I took it off. The
> problem was that the 87 had power steering and shorter spindle to rack
> arms that would have made steering with my manual rack pretty tough.
>
> Stan Wilder
>