⚡ Elevate your ride with shock performance that means business
The Progressive Suspension 412-4003B is a 13.5-inch heavy duty rear shock designed specifically for motorcycles. Featuring a steel double wall damper with multistage velocity sensitive damping, a 5-position cam style preload adjuster, and high-pressure gas charging, it delivers consistent, customizable suspension performance. Finished in black with a durable progressive rate spring, this proven 412 Series shock enhances ride quality and durability for serious riders.
| Brand | Progressive Suspension |
| Auto Part Position | Rear |
| Style | Heavy Duty |
| Vehicle Service Type | Motorcycle |
| Exterior Finish | Chrome,Steel |
| Material | Steel |
| Extended Length | 13.5 Inches |
| Automotive Fit Type | Vehicle Specific Fit |
| UPC | 953040129289 |
| Manufacturer | Progressive Suspension |
| Model | 412 Series 13.5in. Shocks - Black |
| Item Weight | 9.68 pounds |
| Product Dimensions | 17 x 6.75 x 3.5 inches |
| Item model number | 412-4003B |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | 412-4003B |
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