Progressive Suspension 412 Series Shocks - 330mm - 412-4210C

Upgrade your cruiser or touring bike's ride quality with the Progressive Suspension 412 Series shocks. These shocks offer a blend of classic styling and modern technology, providing enhanced comfort and control on the road. Experience improved handling and a smoother ride, whether you're commuting or touring.

Description

The Progressive Suspension 412 Series cruiser shocks are nitrogen-charged and feature multi-stage, velocity-sensitive valving. This advanced valving automatically adjusts to various riding conditions, ensuring optimal performance. The progressively wound steel spring enhances ride quality and handling, delivering superior control and comfort. A five-position, cam-style preload adjuster allows you to fine-tune the ride to your specific needs. These shocks are specifically designed for cruiser and touring bikes, offering a significant upgrade over stock suspension. Heavy Duty (HD) applications are recommended for bikes frequently operated at or near their maximum load rating. These coilover monotube shocks provide consistent damping and long-lasting performance. They are sold as a pair, ready to install on your rear suspension.

Features & highlights

• Experience enhanced ride comfort and control with nitrogen-charged shocks.
• Enjoy consistent performance thanks to multi-stage, velocity-sensitive valving that adapts to changing conditions.
• Fine-tune your ride with a five-position, cam-style preload adjuster.
• Benefit from superior handling and stability with a progressively wound steel spring.
• These shocks are specifically designed for cruiser and touring motorcycle applications.
• Upgrade to a complete shock assembly including chrome springs and covers for a stylish look.
• Heavy Duty (HD) versions cater to bikes frequently near maximum load.

Technical specifications

• Brand: Progressive Suspension
• Product Type: Coilover Monotube Shocks
• Damping Method: Gas Charged
• Spring Type: Single Progressive Rate
• Spring Rate: 75 lb/in - 120 lb/in (1,35 kg/mm - 2,15 kg/mm)
• Extended Length: 13.00" (330.00 mm)
• Adjustment Style: Automatic
• Mounting Position: Rear
• Color/Finish: Black, Chrome
• Material: Steel
• Units: Pair
• Duty: Heavy Duty, Standard

Important to know

Before purchasing or installing shocks with a length different from the OEM length, ensure that altering your wheel travel will not cause clearance issues. Check for swingarm/axle to exhaust contact and chain/belt guard or tire contact.