what is the question? air lockers did come in most SR's from 1992 to 1999, with varying ratios and bolt patterns. they operate on about 5 psi and have an electric detection switch built in; courtesy of mitsubishi


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