How can i tell if its an lsd?

[richardkeith97]

I got a diff 4 free. He said hes pretty sure its an lsd. How can i tell 4 sure?

[Farbin Kaiber]

Visuals, lots of visuals. Also, may have body high too.

[bmw325csi]

there should be an "S" stamped on it.
Also it should have a metal tag that says the ratio, ie 3.73s, S being the LSD

[Mike]

both outputs spin the SAME direction, not opposing directions

[Dave]

Visuals, lots of visuals. Also, may have body high too.

may depend on if it is blotter or microdot

[E30QC]

press gasoline pedal, and then light em' or one up!

[slo325i]

Just turn it man!