Upload images fixed. Sorry for the trouble!

It’s usually sticky from spilled soda , coffee, dead bodies so it’s a bit tough to start I’ll meander over to my P2 and take a few pics to get the visual in this thread this morning Tut lifts straight up with finger pressure. Plastic fingers go into slots After that, lift the brown plastic cover to...

I replaced my front (FWD) axles pre-emptively at 90K with a DSS right and a Cardone left. Put about 20k on them and all is well.

Edit -Just saw Pete’s post. Same thing here

The square conduit clips on to the crash bar mount there’s a pin that locates in a hole. The bottom of the clip breaks off and the whole thing falls off. If that’s what your asking about.

Dunno about the axle replacement but you're probably okay to not go in so deep to replace the transmission seal. Pass side axle slips in through the bevel gear before making connection at the transmission. Seal is right at the transmission/angle gear sleeve interface so bevel gear will have to come ...

I hauled out the original take-off The HF caliper says 43mm.
The older one may fit in the gearbox, but the outer carrier bearing won't fit in the clamp.
I bought a DSS 7843XB, and it's a great copy. 20k miles and counting,
https://www.carparts.com/axle-assembly/dss/DSS7843XB

I had a similar experience trying to get it back in past the circlip. What made it happen was just some wheel bearing grease massaged into the ring and land, and a light coating on the splines.. No gobs of excess required.

I used a small amount of grease and if I recall right more speed/momentum than force to push past the circlip.