Progressive Preload Adjsuters — Harley-Davidson Electra Glide, Softail Heritage Classic, Electra Glide Classic (1955-2026)

Progressive Suspension Quik Preload System (QPS) upgrade kit for PS 444 and 944 Series shocks, allowing riders to adjust preload without removing saddlebags. Swap between solo and two-up riding configurations in under a minute.

Features

• Works with PS 444 and 944 Series shocks
• Adjust preload without removing saddlebags
• Quick-change design for solo and two-up configurations

Specifications

• Brand: Progressive
• Manufacturer Part #: 5046-100
• Category: Suspension / Preload Adjusters
• Weight: 2.1 lb
• WARNING: Cancer and Reproductive Harm — California Prop 65. www.P65Warnings.ca.gov

Fitment

Fits Harley-Davidson models equipped with Progressive PS 444 Series or 944 Series shocks.

Frequently Asked Questions

Does this work with all Progressive shocks?

No — this QPS kit is designed for PS 444 and 944 Series shocks only. Verify your shock model before ordering.

Can I adjust preload while riding?

No — make preload adjustments when the bike is stationary to ensure safe suspension setup.

How quickly can I change from solo to two-up setup?

The QPS system allows preload adjustment in less than a minute without removing saddlebags.

What's included in the kit?

The upgrade kit includes all necessary hardware to retrofit your 444 or 944 Series shocks with the quick-change preload adjuster.

Do I need special tools to install this?

Basic suspension tools are required for installation. Consult Progressive's installation guide or have a shop handle the fitment.

California Proposition 65 Warning

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