I think Sid does 3,4,5 & 6 inch drops. Mine was about 3". Scrub line will be directly affected by wheel size. You can go lower with larger rims. I stayed with 15" wheels. Sid is easy to talk to - just give him a call.

~ Dave
1950 Chevrolet 3600 3/4-ton with 261 engine & T5 Transmission