Rear Shock Spring Sachs/R16VAftermarket spring for Sachs shock absorbers. Features:* high quality chrome silicon wire* titanium color for a factory look Color: Titanium Type: Sachs R16V 75N mm rider weight 176lbs 198lbs 80N mm rider weight 198lbs 220lbs 85N mm rider weight 220lbs + When used to replace the red SACH spring on Gas Gas TXT models 2002 2012 you will find the spring is approx 10mm shorter than the stock red spring. This is easily taken up with the two pre load