Vorsprung Secus Upgrade Kit - Fox A1 MarshGuards thanks to a newly designed

thanks to a newly designed bump rubber and cup

Confirm specifications using the Ohlins documentation

Air spring rebuild kit for AIR IL G2 shocks

The spring then slides over the end eye

Confirm fitment with the Ohlins manuals

Vorsprung Secus Upgrade Kit - Fox A1 MarshGuards thanks to a newly designedThe Vorsprung Secus Upgrade Kit is a high performance external air spring modification designed to transform the behaviour of your Fox A1 fork. By dramatically increasing the negative spring volume and introducing a proprietary mid stroke support valve, the Secus delivers unmatched small bump compliance, enhanced mid stroke support, and improved consistency across a wide range of terrain. The result is a more predictable, planted ride feel especially