PROGRESSIVE SUSPENSION Monotube Cartridge Fork Kit - 49 mm - Standard 31-4006 — image 1

PROGRESSIVE SUSPENSION Monotube Cartridge Fork Kit - 49 mm - Standard 31-4006

$632.95
Skip to product information
PROGRESSIVE SUSPENSION Monotube Cartridge Fork Kit - 49 mm - Standard 31-4006 — image 1
  • PROGRESSIVE SUSPENSION Monotube Cartridge Fork Kit - 49 mm - Standard 31-4006 — image 1
  • PROGRESSIVE SUSPENSION Monotube Cartridge Fork Kit - 49 mm - Standard 31-4006 — image 2
  • PROGRESSIVE SUSPENSION Monotube Cartridge Fork Kit - 49 mm - Standard 31-4006 — image 3

Product videos

Product videos

PROGRESSIVE SUSPENSION Monotube Cartridge Fork Kit - 49 mm - Standard 31-4006

Progressive Suspension

PROGRESSIVE SUSPENSION Monotube Cartridge Fork Kit - 49 mm - Standard 31-4006

31-4006
In stock
$632.95

Fitment check

Does this fit your bike?

Save the exact make, model, and year to check this product against AVT's reviewed fitment data.

Save my bike Ask AVT to verify fitment

A saved-bike match is a shopping aid. Always review manufacturer notes, exclusions, measurements, and installation requirements.

Monotube Cartridge Fork Kit - 49 mm - Standard

Features

  • Converts dual damper rod forks to high-performance cartridge forks
  • Contains high-performance, gas-charged monotube fork cartridges and custom-tuned fork springs
  • Improves resistance to front brake dive, front end stability, cornering and bottoming control
  • Made in the U.S.A
  • No modification for forks required.
  • Lowering kit lowers the front end up to 2".
  • Lowering kit is not for use on low models.

Specifications

  • Color/Finish: Chrome
  • Fork Tube Diameter: 49.00 mm
  • Height Adjustment: Standard
  • Product Name: Cartridge
  • Riding Style: Street
  • Style: Monotube
  • Type: Fork
  • Units: Kit
  • Country of Origin: TW
  • Package Dimensions: 41.5 L × 6.81 W × 2.62 H in
  • Shipping Weight: 9.7 lb

California Proposition 65 warning applies.

Manufacturer fitment

PROGRESSIVE SUSPENSION · 31-4006

Fits

  • Harley-Davidson Electra Glide Police FLHTPI, 2017-2025.
  • Harley-Davidson FLH Electra Glide Revival, 2021.
  • Harley-Davidson FLHFB Electra Glide Highway King, 2023.
  • Harley-Davidson FLHR Road King, 2017-2022.
  • Harley-Davidson FLHRXS Road King Special, 2017-2025.
  • Harley-Davidson FLHT Electra Glide Standard, 2019-2020.
  • Harley-Davidson FLHTCU Electra Glide Ultra Classic, 2017-2019.
  • Harley-Davidson FLHTK Ultra Limited, 2017-2024.
  • Harley-Davidson FLHTKL Ultra Limited Low, 2017-2019.
  • Harley-Davidson FLHTKSE CVO Limited, 2017-2021.
  • Harley-Davidson FLHX Street Glide, 2017-2024.
  • Harley-Davidson FLHXS Street Glide Special, 2017-2023.
  • Harley-Davidson FLHXSE CVO Street Glide, 2017-2022.
  • Harley-Davidson FLHXST Street Glide ST, 2022-2023.
  • Harley-Davidson FLHXU Street Glide Ultra, 2025.
  • Harley-Davidson FLTRK Road Glide Limited, 2020-2024.
  • Harley-Davidson FLTRKSE CVO Road Glide Limited, 2022-2023.
  • Harley-Davidson FLTRU Road Glide Ultra, 2017-2019.
  • Harley-Davidson FLTRX Road Glide, 2017-2024.
  • Harley-Davidson FLTRXS Road Glide Special, 2017-2023.
  • Harley-Davidson FLTRXSE CVO Road Glide, 2018-2020.
  • Harley-Davidson FLTRXST Road Glide ST, 2022-2023.
  • Harley-Davidson Road Glide Custom FLTRX, 2025.
  • Harley-Davidson Road Glide Police FLTRXP, 2024-2025.
  • Harley-Davidson Road King Police FLHP, 2017-2025.
  • Harley-Davidson Street Glide EFI FLHX, 2025.