F 150 4WD Pickup V8-5.4L CNG VIN M (2001)
6. Install the gauge nut over the top and base stud.
7. Use a Feeler Gauge and select the thickest blade that will enter between the tool and the differential clutch pack. Subtract 0.010-inch from the
reading to obtain the thickness of the new clutch shim. A maximum of two shims may be used. Select the correct shim(s) size and remove the
Traction-Lok Clutch Gauge.
8. Place the shim and Belleville e spring on the differential clutch pack.
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The dished or concave side of the Belleville spring must face up and against the thrust face of the differential case.
