HARLEY DAVIDSON SPORTSTER / XR 1200 08/10 / XR 1200X 2010-2012 MATRIS PAIR SHOCKS Twin Shocks Version Serie M40KC

Twinshock (Classic & Custom bike) M40KC

Two-way adjustable hydraulic shock with separate pressurized expansion tank (Nitrogen gas N2).

Shock and tank cylinder d.40 mm in Aluminium alloy (Al 7075) with lapping and oxidation surface treatment.

Piston rod d.16 mm in high tensile alloy steel with hard Chrome surface coating.

Cilindro ammortizzatore e serbatoio d.40 in lega di Alluminio AL 7075 con trattamento di ossidazione anodica.

Stelo d.16 in lega di Acciaio ad alta resistenza con riporto di Cromo duro.

Damper adjustment by two distinct and indipendent adj. units: 

  • REBOUND adjustment

  • COMPRESSION adjustment 

The lower joint, machined from Alu billet (Al 7075 alloy) by rose joint.

Adjustable wheelbase (not available for all the applications). 

Spring is preloading by a ring unit.

Chromed spring in Cr-Mb alloy Steel, available in different rates

and calibrated for the different bikes and driver weigth.