Progressive Suspension 412 Series Shock - 13.5 inch Heavy Duty for Cruiser and Touring Bikes

The Progressive Suspension 412 Series Shock, part number 412-4266B, is engineered for cruiser and touring motorcycles, offering exceptional ride quality and handling. Featuring nitrogen-charged shocks with multi-stage, velocity-sensitive valving, these shocks automatically adjust to varying riding conditions, ensuring a smooth and controlled ride across diverse terrains. The complete assembly includes chrome springs and covers, providing durability and a sleek appearance. Designed with a progressively wound steel spring, these shocks deliver superior comfort and stability, especially when carrying heavy loads or during spirited riding.

A five-position cam-style preload adjuster allows riders to customize the suspension to their preferences, optimizing ride height and firmness for different load conditions. The shocks are available in multiple lengths to accommodate custom applications, making them suitable for a range of motorcycle builds. Constructed in the USA with high-quality materials, these shocks are built to withstand demanding riding environments and provide long-lasting performance. Many fitments are available in both Standard and Heavy Duty configurations, with the Heavy Duty option recommended for bikes operated near or at maximum load capacity over 50% of the time.

Before installation, it is important to verify that your wheel travel can be adjusted without clearance issues such as swingarm or axle contact with exhaust, chain or belt guards, or tires. Proper setup ensures optimal performance and safety. Whether upgrading for better handling or customizing your motorcycle’s stance, the Progressive Suspension 412 Series Shock offers reliable, high-performance suspension tailored for demanding riders seeking comfort and control on the road.

Features:

• Nitrogen-charged shocks with multi-stage, velocity-sensitive valving for automatic adjustment to riding conditions

• Complete assembly includes chrome springs and covers for durability and aesthetic appeal

• Progressively wound steel spring enhances ride quality and handling performance

• Five-position cam-style preload adjuster for customizable ride height and firmness

• Available in various lengths for compatibility with custom motorcycle builds

• Heavy Duty applications recommended for bikes operating near maximum load capacity

• Made in the USA with high-quality components for durability and reliability