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DLN-458 < DISASSEMBLY AND ASSEMBLY > [REAR FINAL DRIVE: R230 (4WD)] REAR FINAL DRIVE 5. Press the drive pinion assembly (with rear inner bearing race CAUTION: Do not drop drive pinion assembly. 6. Remove the front oil seal. CAUTION: Do not damage gear carrier. 7. Remove the drive pinion front bearing inner race. 8. Remove the drive pinion rear bearing inner race and drive pinion 9. Remove the drive pinion front and rear bearing outer races by CAUTION: Do not damage gear carrier. INSPECTION AFTER DISASSEMBLY Clean the disassembled parts. Then inspect the parts for wear or damage. If wear or damage are found, follow Drive Pinion and Drive Gear • If the drive pinion and drive gear teeth do not mesh or line-up correctly, determine the cause and adjust, repair, or replace as necessary. • If the drive pinion or drive gear are worn, cracked, damaged, pitted or chipped (by friction) noticeably, replace with new drive pinion and drive gear. • Drive pinion and drive gear are supplied in matched sets only. Matching numbers on both drive pinion and drive gear are etched for verification. If a new drive pinion and drive gear set are being used, verify the num- Bearing • If bearings are chipped (by friction), pitted, worn, rusted, scratched, or unusual noise is coming from bearing, replace with new bearing assembly (as a new set). • Bearing must be replaced with a new one whenever disassembled. Side Gear and Pinion Mate Gear • If any cracks or damage are found on the surface of the teeth, replace with new one. thrust washer, replace with new one. • Replace both side gear and pinion mate gear as a set when replacing side gear or pinion mate gear. Side Gear Thrust Washer and Pinion Mate Thrust Washer • If any chips (by friction), damage, or unusual wear are found, replace with new one. SPD892 Tool number: : ST30031000 (J-22912-01) S-PD179 SDIA0817E 2009 Pathfinder |