The spring preload is locked with a grub screw. The amount will be paid once received in our warehouse and verified its status. ZLT00A 1 Bastidores: ZLT00A henceforth00001-ZLT00A henceforth14000 1987 COMPATIBLE WITH Kawasaki ZL 1000 A Eliminator 100 CV, 74 kw 4cil.