Aeroflow Performance brand
new, cast iron housing is
built to take the abuse of the
street, strip or track without
the fear of breaking. Case has
forged caps and extra
reinforcement where it's
needed most. Most stock
differentials use the
3.062" O.D. bearings with
1.781"
I.D.
- AF5076
-1000 has forged
3.062" diameter bearing
caps. Accepts OEM
and aftermarket Ford 9"
pinion supports and fits a 28
or 31
spline.
- AF5076
-1001 has forged
3.250" diameter steel
bearing caps. Upgraded
1/2"Â Heavy Duty Cap
Bolts which are a grade 8
material. This case ONLY
works with 35 and 40 spline
spools and will not fit a 28
or 31 spline spool.