

🏍️ Elevate your ride — because your bike deserves suspension that works as hard as you do!
The Progressive Suspension 412-4065B is a 13-inch rear shock absorber featuring a durable double-wall steel damper, a 5-position cam style preload adjuster, and a nitrogen-charged multi-stage velocity sensitive valve. Designed for street and sport motorcycles, it offers a progressive rate spring and universal fit, delivering smooth, consistent damping and enhanced ride control for riders seeking reliable, high-performance suspension upgrades.
| Brand | Progressive Suspension |
| Auto Part Position | Rear |
| Style | Heavy Duty |
| Vehicle Service Type | street-sport-motorcycles |
| Exterior Finish | Painted |
| Material | Alloy Steel |
| Extended Length | 13 Inches |
| OEM Part Number | 412-4065B |
| Automotive Fit Type | Universal Fit |
| UPC | 953040129708 |
| Manufacturer | Progressive Suspension |
| Model | Progressive Suspension 412-4065B |
| Item Weight | 9.5 pounds |
| Product Dimensions | 17 x 6.5 x 3.5 inches |
| Item model number | 412-4065B |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | 412-4065B |
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