Installation of Drive Pinion Assembly

INSTALLATION OF DRIVE PINION ASSEMBLY





1. Press-fit front and rear bearing outer races with Tools.
Tool number:
A Suitable tool
B ST30611000 (325742-1)
C ST30613000 (325742-3)





2. Select drive pinion height adjusting washer.
Refer to Specifications.
3. Install selected drive pinion height adjusting washer in drive pinion. Using press and Tool, press-fit pinion rear bearing inner cone into it.
Tool number: ST30901000 (-)





4. Place pinion front bearing inner cone in final drive housing.








5. Set drive pinion assembly (as shown in figure) in differential carrier and install drive pinion, with press and suitable tool. Stop when drive pinion touches bearing.
Apply multi-purpose grease to pinion rear bearing inner race and pinion front bearing inner race.





6. Install front oil seal with Tool.
Tool number: ST30720000 (J25405)





7. Install companion flange, and tighten pinion nut to minimum. Ascertain that threaded portion of drive pinion and pinion nut are free from oil or grease.
Tool number: KV38104700 (J34311)





8. Tighten the pinion nut by very small degrees until the specified preload in achieved, when checking the preload, turn drive pinion in both directions several times.
Tool number: ST3127SOOO (See J25765-A)
Pinion bearing preload: 2.65 - 3.23 Nm (0.27 - 0.32 kgf-cm, 24 - 28 inch lbs.)
^ If pinion bearing preload is too small, tighten the pinion nut more.
^ If pinion bearing preload is too great, replace pinion bearing adjusting spacer.