Harley-Davidson Sportster

The original progressive-rate fork springs soak up small road chatter while staying firm enough to absorb hard hits. Spring rates are matched to th...

The original progressive-rate fork springs soak up small road chatter while staying firm enough to absorb hard hits. Spring rates are matched to th...

The Monotube Fork Cartridge Kit replaces the stock damper-rod internals with modern monotube cartridge damping for improved front-end stability and...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 412 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 413 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The Progressive 413 Series is a double-wall steel body shock with nitrogen-charged, multi-stage velocity-sensitive valving for smooth, consistent d...

The 444 Series is built around Progressive Suspension's patented Frequency Sensing Technology (FST), which reads bump frequency and adjusts damping...

The 444 Series is built around Progressive Suspension's patented Frequency Sensing Technology (FST), which reads bump frequency and adjusts damping...