Progressive Suspension 03-1367B 12 Series Rear Shock Springs

Progressive Suspension 03-1367B 12 Series springs are designed to work with Progressive's 12 Series rear shocks, providing enhanced suspension performance for your motorcycle. These springs are engineered to complement the gas-charged damping system of 12 Series shocks for fade-free, consistent operation.

Key Features:

• Designed specifically for Progressive 12 Series rear shock applications
• Black powder-coated finish for corrosion resistance and appearance
• Precision-wound construction for consistent spring rates
• Works with six-stage automatic damping system with anti-topping function
• Compatible with double-wall shock body construction
• Sold individually (springs sold separately from shocks)

These replacement or upgrade springs allow you to fine-tune your suspension setup by changing spring rates to match your riding style, load requirements, or performance needs. Progressive Suspension springs are manufactured to exacting tolerances to ensure reliable performance and proper fitment with 12 Series shock absorbers.