harley davidson nightster [PROGRESSIVE SUSPENSION] - 412 Series shock absorber

PROGRESSIVE SUSPENSION 412 Series shock absorbers

PROGRESSIVE SUSPENSION's 412 Series shock absorbers offer you a high-quality solution to improve the ride quality of your Harley Davidson Nightster motorcycle. These shock absorbers are specially designed for use in heavy areas and have automatic adjustment of the damping performance, which enables optimal adaptation to different driving conditions.

Technical details

• ITEM NO. Manufacturer: 412-4069B
• Damper method: Filled with gas
• Area of application: Heavy duty
• Setting execution: Automatically
• Color/Surface: Black
• Spring type: Simple progressive spring rate
• Length (extended): 305.00mm (12.00 inches)
• Material: Steel
• Model: 412 Series without Covers
• Mounting position: Rear
• Location of the reservoir: Inside
• Progressive spring rate: 2.05 kg/mm - 2.80 kg/mm (120 lb/in - 170 lb/in)
• Number of pieces: Couple
• Type: Monotube shock absorber with spring sleeve

The 412 Series shock absorbers are made from durable steel and finished in a classic black, giving them an understated but stylish look. Installing these shock absorbers at the rear mounting position of your motorcycle not only improves suspension response but also increases riding comfort by efficiently absorbing vibrations and shocks.

The gas-filled Monotube shock absorbers provide improved damping performance compared to traditional oil dampers. This results in a more stable ride and better control of the motorcycle, even under heavy loads. The simple progressive spring rate provides fine suspension tuning, automatically adjusting to road conditions and rider weight.

Whether you're on long tours or just want to enjoy your daily rides, PROGRESSIVE SUSPENSION's 412 Series shock absorbers offer you a reliable and powerful upgrade option for your Harley Davidson Nightster motorcycle.