Progressive Suspension 412 Series Shocks - 318mm - 412-4250C

Upgrade your cruiser or touring bike's ride quality with Progressive Suspension's 412 Series shocks. These shocks combine classic styling with modern technology to deliver superior handling and comfort. The nitrogen-charged design and progressive rate springs ensure a smooth and controlled ride across various road conditions.

Description

Designed specifically for cruiser and touring bikes, the 412 Series shocks feature multi-stage, velocity-sensitive valving that automatically adjusts to riding conditions. This technology provides consistent damping and improved stability, enhancing overall control. The progressively wound steel spring delivers superior ride and handling, while the five-position cam-style preload adjuster allows you to fine-tune the ride to your specific needs. The complete shock assemblies include chrome springs and covers, adding a touch of style to your motorcycle. These shocks are ideal for riders looking to improve their bike's performance and comfort without sacrificing its classic aesthetic. Made in the USA with high-quality materials, these shocks are built to last.

Features & highlights

• Experience superior ride quality and handling with progressively wound steel springs.
• Enjoy consistent damping and stability thanks to multi-stage, velocity-sensitive valving.
• Easily fine-tune your ride with the five-position cam-style preload adjuster.
• Enhance your bike's appearance with chrome springs and covers.
• Benefit from durable construction and reliable performance.
• Designed specifically for cruiser and touring bikes.
• Made in the USA.

Technical specifications

• Brand: Progressive Suspension
• Product Name: Shock Absorber
• Type: Coilover Monotube
• Damping Method: Gas Charged
• Mounting Position: Rear
• Units: Pair
• Color/Finish: Black, Chrome
• Adjustment Style: Automatic
• Extended Length: 12.50" (318.00 mm)
• Spring Type: Single Progressive Rate
• Progressive Spring Rate: 105 lb/in - 151 lb/in (1.90 kg/mm - 2.70 kg/mm)
• Material: Steel

Important to know

Heavy Duty (HD) applications are recommended for bikes operated at or near maximum load rating over 50% of the time. Before purchasing or attempting to install shocks that are different than the OEM length, confirm that your wheel travel can be altered without causing clearance issues such as swingarm/axle to exhaust contact as well as chain/belt guard or tire contact.