I have always reused for 27 years but I smear a bit of Blue Hylomar on all mating surfaces.

Wait for the armchair "experts" hide rofl after the absolute plethora of tautology on an engine and rear axle oil change rofl rofl

Two hours tops both jobs done innocent

2009 4/4 Sport Henrietta
1999 Indigo Blue +8
2009 4/4 Sport Green prev
1993 Con Green +8 prev