Progressive Suspension 412 Series Shocks - 305mm - 412-4234C

Upgrade your cruiser or touring bike's suspension with the Progressive Suspension 412 Series shocks. These shocks are engineered to provide a superior ride and improved handling, ensuring a comfortable and controlled experience on the road. The 412 Series is a testament to quality and performance, designed for enthusiasts who demand the best.

Description

The Progressive Suspension 412 Series cruiser shocks feature nitrogen-charged damping and velocity-sensitive valving that automatically adjust to varying riding conditions. This ensures consistent performance and comfort, whether you're cruising down the highway or navigating winding roads. The progressively wound steel spring enhances ride quality and handling, while the five-position cam-style preload adjuster allows you to fine-tune the ride to your specific needs. These shocks are designed specifically for cruiser and touring bikes, and the complete shock assemblies include chrome springs and covers for a stylish look. The heavy-duty (HD) applications are recommended for bikes operated at or near maximum load rating over 50% of the time. Experience the difference a quality suspension upgrade can make.

Features & highlights

• Nitrogen-charged shocks provide consistent damping and enhanced control.
• Velocity-sensitive valving automatically adjusts to changing road conditions.
• Progressively wound steel spring delivers superior ride quality and handling.
• Five-position cam-style preload adjuster allows for personalized ride tuning.
• Designed specifically for cruiser and touring motorcycles.
• Heavy Duty (HD) applications available for maximum load conditions.
• Chrome springs and covers add a touch of style.

Technical specifications

• Brand: Progressive Suspension
• Product Name: Shock Absorber
• Type: Coilover Monotube
• Damping Method: Gas Charged
• Adjustment Style: Automatic
• Mounting Position: Rear
• Units: Pair
• Color/Finish: Black, Chrome
• Material: Steel
• Extended Length: 305.00 mm (12.00")
• Spring Type: Single Progressive Rate
• Progressive Spring Rate: 4.80 kg/mm - 5.65 kg/mm (270 lb/in - 315 lb/in)
• Reservoir Location: Internal
• Duty: Heavy Duty

Important to know

Before purchasing or installing shocks that differ from the OEM length, verify that your wheel travel can be altered without causing clearance issues. Check for swingarm/axle to exhaust contact, as well as chain/belt guard or tire contact.