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Harley-Davidson Dyna

The Dyna platform ran from 1991 to 2017 — a rubber-mounted, twin-shock big twin that Harley-Davidson folded into the Softail line for 2018. This page collects fitment across the Dyna range: Super Glide, Wide Glide, Low Rider, Street Bob, Fat Bob, and Switchback. Parts shown are confirmed-fit and currently stocked.

1988-2022 Harley-Davidson Dyna/Sportster Progressive Fork Lowering Spring Kit

Progressive
Original price $158.95 - Original price $158.95
Original price
$158.95
$158.95 - $158.95
Current price $158.95

This fork lowering spring kit lowers the front end while preserving progressive-rate spring performance. Combined with shorter-than-stock rear shoc...

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1980-2017 Harley-Davidson Touring/Softail/Dyna Progressive Fork Lowering Spring Kit

Progressive
Original price $158.95 - Original price $158.95
Original price
$158.95
$158.95 - $158.95
Current price $158.95

This fork lowering spring kit lowers the front end while preserving progressive-rate spring performance. Combined with shorter-than-stock rear shoc...

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1980-2017 Harley-Davidson Touring/Softail/Dyna Progressive Fork Springs 50/80 lb/in

Progressive
Original price $123.95 - Original price $123.95
Original price
$123.95
$123.95 - $123.95
Current price $123.95

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...

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1992-2005 Harley-Davidson Dyna Progressive Fork Springs

Progressive
Original price $123.95 - Original price $123.95
Original price
$123.95
$123.95 - $123.95
Current price $123.95

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...

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2006-2017 Harley-Davidson Softail/Dyna Progressive Fork Springs

Progressive
Original price $123.95 - Original price $123.95
Original price
$123.95
$123.95 - $123.95
Current price $123.95

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...

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1980-2017 Harley-Davidson Touring/Softail/Dyna Progressive Fork Springs 68/93 lb/in

Progressive
Original price $139.95 - Original price $139.95
Original price
$139.95
$139.95 - $139.95
Current price $139.95

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...

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1988-2017 Harley-Davidson Dyna/Sportster Progressive Heavy Duty Fork Springs

Progressive
Original price $139.95 - Original price $139.95
Original price
$139.95
$139.95 - $139.95
Current price $139.95

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...

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2006-2024 Harley-Davidson Touring/Softail/Dyna Progressive Fork Preload Adjuster Kit 49mm

Progressive
Original price $219.95 - Original price $219.95
Original price
$219.95
$219.95 - $219.95
Current price $219.95

Add fork preload adjustment to dial in the front end: increase preload to firm up the fork for aggressive riding, or back it off for relaxed cruisi...

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1992-2017 Harley-Davidson Dyna Progressive 412 Series Shocks 12in Standard Black (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

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1992-2017 Harley-Davidson Dyna Progressive 412 Series Shocks 11in Standard Black (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

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1992-2017 Harley-Davidson Dyna Progressive 412 Series Shocks 11in Standard Chrome (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

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1992-2017 Harley-Davidson Dyna Progressive 412 Series Shocks 12.6in Black (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

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1992-2017 Harley-Davidson Dyna Progressive 412 Series Shocks 12in Heavy Duty Black (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

View full details

1992-2017 Harley-Davidson Dyna Progressive 412 Series Shocks 11in Heavy Duty Black (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

View full details

1992-2017 Harley-Davidson Dyna Progressive 412 Series Shocks 11in Heavy Duty Chrome (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

View full details

1992-2017 Harley-Davidson Dyna Progressive 412 Series Shocks 13.5in Standard Black (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

View full details

1992-2017 Harley-Davidson Dyna Progressive 412 Series Shocks 13.5in Heavy Duty Black (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

View full details

1992-2009 Harley-Davidson Dyna Progressive 412 Series Shocks 14in Standard Black (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

View full details

1992-2009 Harley-Davidson Dyna Progressive 412 Series Shocks 14in Heavy Duty Black (Pair)

Progressive
Original price $379.95 - Original price $379.95
Original price
$379.95
$379.95 - $379.95
Current price $379.95

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

View full details

1992-2017 Harley-Davidson Dyna Progressive 444 Series Shocks 12.5in Chrome (Pair)

Progressive
Original price $860.95 - Original price $860.95
Original price
$860.95
$860.95 - $860.95
Current price $860.95

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

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2006-2017 Harley-Davidson Dyna Progressive 494 Series Shocks 12.5in Bearing Mount Black (Pair)

Progressive
Original price $879.95 - Original price $879.95
Original price
$879.95
$879.95 - $879.95
Current price $879.95

The 494 Sport Series is a high-pressure monotube shock with deflective disc damping, hand-threaded preload, and external rebound adjustment. A prog...

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2006-2017 Harley-Davidson Dyna Progressive 494 Series Shocks 13.5in Bearing Mount Black (Pair)

Progressive
Original price $879.95 - Original price $879.95
Original price
$879.95
$879.95 - $879.95
Current price $879.95

The 494 Sport Series is a high-pressure monotube shock with deflective disc damping, hand-threaded preload, and external rebound adjustment. A prog...

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2006-2009 Harley-Davidson Dyna Progressive 494 Series Shocks 14in Bearing Mount Black (Pair)

Progressive
Original price $879.95 - Original price $879.95
Original price
$879.95
$879.95 - $879.95
Current price $879.95

The 494 Sport Series is a high-pressure monotube shock with deflective disc damping, hand-threaded preload, and external rebound adjustment. A prog...

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1991-2005 Harley-Davidson Dyna Progressive 494 Series Shocks 14in Bushing Mount Black (Pair)

Progressive
Original price $879.95 - Original price $879.95
Original price
$879.95
$879.95 - $879.95
Current price $879.95

The 494 Sport Series is a high-pressure monotube shock with deflective disc damping, hand-threaded preload, and external rebound adjustment. A prog...

View full details