Front and rear crank seal replacement

[2greedy]

Hi guy's

I have a D22 ZD30 and was wondering if replacing the front and rear crank seals is a big job? do i have to undo mains to do it?

 

[nav.22]

Hi 2greedy how did u go with the crank seals I have to replace my front wondering how hard got quotes 450

 

[nuckin futs]

think you need to remove gearbox and flywheel and on front harmonic balancer. shouldnt have to undo mains