YSS MZ456 Topline Z-Series Rear Shock Absorber — designed for demanding roadsters, this rear combination offers precise adjustments and a robust construction for a direct replacement of the original component. Its design targets riders looking to adapt the behavior of the rear end according to their load and riding style.

• Adjustable preload via threading: easy adjustment of the spring stop and locking with a screw.
• Adjustable rebound: dedicated knob to adapt the damping to fast or slow.
• Adjustable length: +/- 10 mm to fine-tune geometry and sag.
• Piston diameter: 45 mm — rod diameter: 16 mm.
• Stroke / total length: 335–345 mm (adjustable).

The YSS MZ456 Topline Z-Series is aimed at riders seeking an adjustable and versatile rear suspension for their roadster. The accessible rebound adjustment allows for micro-adjustments on the road, while the threaded preload ring protects against load variations (passenger, luggage). The mechanical dimensions (Ø piston 45 mm, Ø rod 16 mm, length 335–345 mm) facilitate selection and installation on compatible models.

Top applications: HONDA ST 1100 PAN EUROPEAN (SC26) 1999–2000 (1100 cc). Manufacturer reference: MZ456-340TRL-06-85 — brand YSS. Check measurements and mounting points before installation.