Originally Posted by HeavyD99

To covert the Xray 'dot' into a more typical spring rate in Lbs., multiply the "c" rating of the spring by 5.71.

So, a rear spring is a 1 dot, or c=.35, so .35x5.71=1.99! That's 2lbs. TLR yellow. Boom. Or go to the chart about and pick your favourite manufacturer and get their equivalent to 2lbs. I run TLR LF springs in the back, which is white. Up front I run Xray 2 dot.