Progressive 412 Series Heavy Duty Black 13" Rear Shocks (412-4084B)

The 412 Series shocks are simply the best value shock on the market today. The 412s simple, durable design means they will be an improvement to your motorcycles suspension performance for as long as you are riding it. The doublewall steel body construction with nitrogen charged, multi-staged velocity sensitive valving gives you smooth, consistent damping. A five-position cam style preload adjuster lets you dial in your ride whether you're a light rider or heavy hitter.

• All Steel double wall damper with multistage velocity sensitive damping.
• 5-position cam style preload adjuster.
• High Pressure Gas Charged for consistant damping performance.
• Heavy-Duty progressive rate springs.
• Sold in pairs.
• Made in the USA.

NOTE: All shocks are measured center-of-eyelet to center-of-eyelet. NOTE: A shock which is slightly longer than stock may alter the head angle slightly and provide somewhat quicker steering. NOTE: A shock which is slightly shorter than stock may alter the head angle slightly and provide somewhat slower steering. Fitment

• 1994-2000 Harley-Davidson Dyna Convertible FXDS-Conv
• 1992 Harley-Davidson Dyna Daytona FXDB-D
• 2008-2017 Harley-Davidson Dyna Fat Bob FXDF
• 1992 Harley-Davidson Dyna Glide Custom FXDC
• 2004-2006 Harley-Davidson Dyna Low Rider EFI FXDLI
• 1993-2005 Harley-Davidson Dyna Low Rider FXDL
• 2007-2009 Harley-Davidson Dyna Low Rider FXDL
• 2014-2017 Harley-Davidson Dyna Low Rider FXDL
• 2016-2017 Harley-Davidson Dyna Low Rider FXDLS
• 2006 Harley-Davidson Dyna Street Bob EFI FXDBI
• 2007-2017 Harley-Davidson Dyna Street Bob FXDB
• 1991 Harley-Davidson Dyna Sturgis FXDB
• 2006 Harley-Davidson Dyna Super Glide 35th Anniversary FXD
• 2005-2006 Harley-Davidson Dyna Super Glide Custom EFI FXDCI
• 2005 Harley-Davidson Dyna Super Glide Custom FXDC
• 2007-2014 Harley-Davidson Dyna Super Glide Custom FXDC
• 2004-2006 Harley-Davidson Dyna Super Glide EFI FXDI
• 1995-2005 Harley-Davidson Dyna Super Glide FXD
• 2007-2010 Harley-Davidson Dyna Super Glide FXD
• 1999 Harley-Davidson Dyna Super Glide Sport FXDX
• 2004-2006 Harley-Davidson Dyna Wide Glide EFI FXDWGI
• 1993-2005 Harley-Davidson Dyna Wide Glide FXDWG
• 2007-2008 Harley-Davidson Dyna Wide Glide FXDWG
• 2010-2017 Harley-Davidson Dyna Wide Glide FXDWG