PROGRESSIVE SUSPENSION 412 Series Shocks — 305 mm (12.00") extended length, rear – 91-17 Dyna, 02, 07-10 CVO

Designed specifically for Harley models, the 412 Series offers a simple, durable improvement to your motorcycle's suspension performance. 🏍️

The five-position cam-style spring load preload adjuster lets you easily dial in your ride for comfort or performance. 🔧

Some or all shocks listed are approved for road use; refer to the most recent certificate for the current listing.

Multiple style options are available, including full show-chrome or black covers, or either chrome or black springs and end caps.

All shocks are measured center-of-eyelet to center-of-eyelet; when fitting shocks that differ from OEM length, confirm wheel travel and clearances to avoid contact with exhaust, chain/belt guard, or tire.

Made in the USA and recommended for heavy duty applications when the bike is regularly operated near the manufacturer's maximum load rating. 🛠️