Defcon Posted October 19, 2005 Posted October 19, 2005 Posted: Wed Oct 19, 2005 9:01 pm Post subject: -------------------------------------------------------------------------------- http://www.landtransport.govt.nz/public ... ir-manual/ All the criteria you need to meet to avoid certification. • the springs or shock absorbers are direct replacements, and • replacement springs fit and maintain contact with un-modified OE seats throughout full suspension travel, and • replacement springs are self-retaining in their seats at full extension, without the use of non-standard devices such as wire-ties, straps, or external spring locators, and • replacement springs have not been heated or cut, and • springs and spring seats are not height adjustable (unless OE), and • replacement shock absorbers fit un-modified OE mountings, and • suspension maintains sufficient travel for safe operation when fully laden, and • suspension components maintain sufficient clearance from unmodified bumpstops when fully laden, and • a minimum of 100 mm ground clearance exists below any part of the vehicle structure, or any steering, braking, or suspension component1, and • the normal relationship between front and rear suspension height is not unduly affected.
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