Pinion Preload: 626
- Center steering rack. Install and temporarily tighten adjusting cover to 87 INCH lbs. (10 N.m), then loosen adjusting cover. Tighten adjusting cover to 39-48 INCH lbs (4-5 N.m) then loosen adjusting cover 20 degrees.
- Apply thread sealant to exposed adjusting cover threads. Check pinion preload. Install Preload Adapter (49-0180-510B) on pinion shaft. See Figure. Measure pinion preload using spring scale. With steering rack in center position (plus or minus 90 degrees), pinion preload should be 3.0 lbs. (1.3 kg). If preload is not as specified, repeat procedure. Install lock nut. Hold adjusting cover in place and tighten lock nut 37-43 ft. lbs. (49-58 N.m).