how do i adjust the shocks?

[snowmobiler14]

I just bought a stock 400ex and was wondering how do i adjust the back shocks on this thing?sorry im kinda new to quads but hey i gotta learn somewhere!

[Dylan227]

Ok so instead of turning the preload turn the compression.Its the screw on the top near the canister..I run mine 3 turns from the left on my mod.Now the rebound Is all up to you.I recomend 3 and 1/2 turns from the right.Its the screw on the bottom