4X4 front axles must use hypoid 4X4 gear oil p/n F1TZ-19580-A & high temp 4X4 front axle & wheel bearing...
Ford technical service bulletin BC0131960102 for 1991-1996 Ford F-150, 1991-1994 Ford Explorer and 1991-1996 Ford Ranger and others.
- Bulletin number
- BC0131960102
- Component
- Power train: axle assembly
- Summary
- 4x4 front axles must use hypoid 4x4 gear oil p/n f1tz-19580-a & high temp 4x4 front axle & wheel bearing grease when servicing. It is not recommended to use heavier weight lubes in these front axles.
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