The top of the top shock absorber for your GILERA DNA 50. This rear shock absorber eliminates all road imperfections by offering excellent road holding despite a grueling driving experience. Ultra robust materials, remains stable even when hot! Offers a great competition look on the way. Adjustable in pre-compression, in spring hardness, and slightly in height.
It is a regenerable oleopneumatic damper with bilamellar piston and diaphragm compensation.
Piston Ø 36 mm with two independent lamellar blocks: one in extension and the other in compression; lamellar system in harmonic steel with leaf configuration
LUBRIFLON-PTFE B70 type piston slide shoe (modified compound loaded with bronze)
Sliding on GUIDE DU bush (compound obtained by sintering a layer of spheroidal bronze on a mild steel strip suitably pressed, with successive impregnation, and transfer of a mixture of PTFE + FB)
Scraper ring in Polyester resin SEALTHANE degree 9345
Shock absorber rod Ø 14 mm in 38NCD4 alloy steel tempered and tempered with hard chrome deposit with a thickness of 25/30 micron (surface hardness of the shaft before treatment HRC 55/60)
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