The description of the item 73202002 of New-Zealand HScode: Helical springs, of iron or steel (excl. flat spiral springs, clock and watch springs, springs for sticks and handles of umbrellas or parasols, and shock absorbers of Section 17) : For use in the assembly of motor vehicles as may be determined by the Minister in accordance with Section 14 of this Act : For the passenger motor vehicles of heading 87.03, and other vehicles of heading 87.04 of a g.v.w. not exceeding 3,500 kg