Subaru Front Diff Leak Fix Sundial - Impreza WRX STI

Differential Side Retainer Oil Seal (O-ring) & axle replacement to fix transmission oil leak
Tool link below:
https://amzn.to/46GMcQm

Axle Seals Part Numbers:
Right side of vehicle 806735300 (RHD Driver)
Left side of vehicle 806735290 (RHD Passenger)

Sundial O-ring part number
Right sundial O-ring 806984040 (RHD Driver)
Left sundial O-ring 806900150 (RHD Passenger)

Spring @21:55
see video below from 4:40mins
   • Propshaft / Driveshaft Seal Replaceme...  

---- Subaru Front Diff Sundial Leak ----
0:00 - Differential Side Retainer O-ring intro
0:05 - Intro transmission / differential drain bolts
0:43 - Tools required
2:15 - Removing Drain & fill bolt
2:30 - Front diff oil leak problem
2:43 - Measure fluid / oil removed from gearbox
2:56 - Important points
3:19 - Removal of axle nut
4:14 - Removal of tie rod & shock bolts
8:27 - Pulling out the axle (front driveshaft)
8:54 - Tools required to pop out axle
10:19 - Sundial / diff retainer removal
16:11 - Sundial O-ring & axle seal removal
19:20 - Pressing in new axle seal
19:28 - Important left & right axle seal direction
22:08 - Installing new differential retainer O ring
23:54 - Reinstalling sundial on transmission
25:10 - Setting preload (front diff)
25:30 - Final points
26:17 - Torque specs / settings for bolts

#SubaruWRX #SubaruSTI #diyrepair


Disclaimer:
This video was created for informational and educational purposes only. I cannot guarantee against the improper use or unauthorised modifications of this information. No liability for property damage or injury incurred as a result of any of the information contained in this video is assumed. Use this information at your own risk. I recommend safe practices when working on vehicles and with tools seen or implied in this video. You are using the information and automotive parts shown in this video solely at your own risk. It is not intended to be a substitute for the professional advice of a service centre or mechanic.