I know that if you go with longer shocks, you need to extend your bumpstops so that when you bottom out your shocks don't take the impact b/c if you do, you will blow them out. on the other hand, when at full extension with longer shocks, you will need to extend your flexible brake line that goes from gas tank mount to rear diff mount.

97 Montero SR w/Mitsu Adj Shocks & Rear Diff Lock ARB Front Diff Lock 4.9 Ring/Pinion 3.15 transfer box 43:1 crawl ratio 2" suspen lift 2" body lift 2" Gas Tank Lift 35x12.5 MTRs 15x10 Wheels Rock Sliderz ARB front bumper w/12k winch Custom rear bumper