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More Great Links

• Etrailer.com

Sources

• "4Crawler Offroad Custom Spring Shackles." 4Crawler.com. Oct. 13, 2008. (Oct. 16, 2008)
  http://www.4crawler.com/4x4/ForSale/Shackles.shtml
• Fuller, John. "How Leaf Springs Work." HowStuffWorks.com. Sept. 25, 2008. (Oct. 16, 2008)
  http://auto.howstuffworks.com/leaf-springs.htm
• "The Suspension Bible." Car Bibles. (Oct. 16, 2008)
  http://www.carbibles.com/suspension_bible.html#
• "Trailer Suspension Maintenance." Cerka Industries. 2008. (Oct. 16, 2008)
  http://www.cerka.ca/catalog/SUSMAINT.asp