SD: sintered Off-Road. Good efficiency and stability under all operating conditions. Suitably resistant to wear, even when exposed to water and mud. Less aggressive than the SX, giving more flexible control."
"6225
The Polisport Silencer Protector will excel at protecting your silencer from impacts and falls. This new and innovative part is produced with a blend of silicone and metal, it's easily installed without the need of...
The Optional Noise Damper (SS) for the Evolution Line for the Honda CRF250R/RX was specially developed for use on racetracks where 109dB/A noise levels are required.