PROGRESSIVE SKU: T14-614034

Progressive 412 Shocks — Harley-Davidson

$379.95
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NOT SURE ABOUT FITMENT?

Progressive 412 Series shocks deliver consistent damping performance with a durable double-wall steel body and nitrogen-charged, multi-stage velocity-sensitive valving. A five-position preload adjuster lets you tune the ride for your weight and riding style, making them a versatile upgrade for Harley-Davidson suspension.

Features

  • Double-wall steel damper body
  • High-pressure nitrogen gas charging
  • Multi-stage velocity-sensitive damping
  • 5-position cam-style preload adjuster
  • Standard and Heavy-Duty progressive spring rates available
  • Chrome or black finish options
  • Optional chrome covers on select models

Specifications

  • Brand: Progressive
  • Manufacturer Part #: 412-4085B
  • Category: Suspension / Shocks and Struts
  • Weight: 10.8 lb
  • WARNING: Cancer and Reproductive Harm — California Prop 65. www.P65Warnings.ca.gov

Fitment

Fits Harley-Davidson motorcycles. Verify your specific model and year before ordering to ensure correct application.

Frequently Asked Questions

Can I adjust the ride height or stiffness?

Yes — the 5-position cam preload adjuster lets you dial in spring stiffness to match your weight and riding preference.

What's the difference between Standard and Heavy-Duty springs?

Heavy-Duty springs support more weight and are better for heavier riders or two-up touring. Standard springs work well for lighter riders.

Do these come with chrome covers?

Chrome Show covers are optional on select applications. Check your model fitment to see if they're available for your bike.

How do nitrogen-charged shocks improve performance?

Nitrogen pressurization maintains consistent damping across temperature and mileage changes, preventing fade under hard braking or cornering.

California Proposition 65 Warning

WARNING: Cancer and Reproductive Harm — California Prop 65 (Y). www.P65Warnings.ca.gov

BRANDProgressive
TYPEShocks and Struts
SKUT14-614034
WEIGHT10.8 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
3.75
4 RATINGS
5★ 2
4★ 1
3★ 0
2★ 0
1★ 1
✓ VERIFIED
Jun 29, 2016

A really nice shock for the $

I bought these for my '06 FLHR and could not be happier. I'm 6' 275 lbs so I went with the heavy duty option. Took about 30 min. to change shocks and the ride has improved considerably, took the jolt out of hitting heaves in the road.

— Lectroglide L
✓ VERIFIED
Jan 2, 2019

Fell apart just outside of progressives 1 year warranty.

While removing the rear wheel for some other service they just quite literally fell apart in two pieces leaving me with a garage floor full of suspension oil and one unusable shock. Spoke with their warranty rep who told me in so many words that it’s not their problem. Dissapointed to say the least.

— TJ M
✓ VERIFIED
Jul 16, 2022

Worth it

So far loving these, the ride is much smoother and an awesome look. Going for the 12" was a good choice, raised it but not too much.

— Claudia M
✓ VERIFIED
Aug 3, 2023

Worth the money

Just changed from my stock Harley to the 13-in and what a difference it made. Bike handles better and rides better

— Mike F