Econoline E350 1 Ton V8-5.4L CNG VIN M (1999)
Special Tools
Disassembly
1. Remove the differential case.
2. Remove the 10 ring gear bolts.
3. CAUTION: Care should be taken not to damage the bolt hole threads.
Insert a punch in the bolt holes and drive the ring gear off.
4. NOTE: The speed sensor ring cannot be reused once removed.