Progressive Suspension 412 Series Shocks - 318mm - 412-4219C

Upgrade your cruiser or touring bike's suspension with the Progressive Suspension 412 Series shocks. These nitrogen-charged shocks offer a superior ride and improved handling, making them an excellent choice for discerning riders.

Description

The 412 Series shocks are engineered to provide a comfortable and controlled riding experience. Featuring multi-stage, velocity-sensitive valving, these shocks automatically adjust to changing road conditions, ensuring optimal performance. The progressively wound steel spring delivers enhanced ride quality and handling precision. Fine-tune your ride with the five-position cam-style preload adjuster, allowing you to dial in the perfect setup. These complete shock assemblies include chrome springs and covers, adding a touch of style to your motorcycle. Designed specifically for cruiser and touring bikes, the Progressive Suspension 412 Series shocks provide the reliability and performance you demand. The heavy-duty (HD) applications are recommended for bikes operated at or near maximum load rating over 50% of the time.

Features & highlights

• Nitrogen-charged shocks automatically adjust to riding conditions.
• Multi-stage, velocity-sensitive valving ensures optimal performance on varying terrain.
• Progressively wound steel spring provides superior ride and handling.
• Five-position cam-style preload adjuster allows for easy ride customization.
• Complete shock assemblies include chrome springs and covers for a stylish look.
• Specifically designed for cruiser and touring motorcycles.
• Heavy Duty (HD) option available for bikes frequently carrying heavy loads.

Technical specifications

• Brand: Progressive Suspension
• Product Name: Shock Absorber
• Vendor Part Number: 412-4219C
• Type: Coilover Monotube
• Mounting Position: Rear
• Damping Method: Gas Charged
• Adjustment Style: Automatic
• Extended Length: 12.50" (318.00 mm)
• Spring Type: Single Progressive Rate
• Progressive Spring Rate: 140 lb/in - 200 lb/in (2.50 kg/mm - 3.60 kg/mm)
• Duty: Heavy Duty
• Color/Finish: Black, Chrome
• Material: Steel
• Units: Pair

Important to know

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.