Most 4th Gen yolks are the same. Not sure on the two piece 3.4 shaft but I think it is also.
I would go get a new one(like $50) and have it machined. they do not have the harmonic ring on them and will give more room to install your ring
Why not try to piggy back off the Speedo Sensor?
Good luck!
__________________
Ellis
"The Secret to Reliable Performance"
642RWHP/638RWTQ SAE
N/A 10.97@121 1.48 60Ft * N20 Coming
OLD TIMES**10.05@135 1.49 60Ft with an A4 to a 12 bolt hauling 3650Lbs!**