Progressive 465 Shocks — Harley-Davidson Softail Heritage Classic, Softail Fat Boy, Softail (1983-2026)

Progressive 465 Series R.A.P. shocks are high-pressure gas monotube units built for M8 Softail models, featuring a large 46mm bore with remote adjustable preload and five-position rebound damping. Hand-built, dyno-tested, and available in four lengths to dial in ride height from stock to raised setups.

Features

• 46mm bore with deflective disc damping
• Remote Adjustable Preload (R.A.P.) — hand-adjustable knob for quick preload tuning
• 5-position rotatable rebound damping adjuster
• Available in 12.2 in, 12.6 in, 13.1 in, and 13.5 in lengths
• 2:1 motion ratio in Standard or Heavy-Duty spring rates
• 16mm hard chrome shaft with Viton seals
• Hand-built, tuned, and dyno-tested
• Limited Lifetime Warranty

Specifications

• Brand: Progressive
• Manufacturer Part #: 465-5043B
• Category: Suspension / Shocks and Struts
• Weight: 12.5 lb
• Shock Lengths Available: 12.2 in, 12.6 in, 13.1 in, 13.5 in

Fitment

Fits Harley-Davidson M8 Softail models.

Frequently Asked Questions

How do I adjust the preload without removing the shocks?

The R.A.P. mounting bracket includes an adjustment knob for quick hand adjustment of preload — no tools or removal needed.

What length shock do I need for my Softail?

The 465 comes in four lengths: 12.2 in (stock ride height), 12.6 in, 13.1 in, and 13.5 in (raised). Longer shocks raise the bike 0.8–1 in per size increment.

Can I adjust rebound damping?

Yes. The 5-position rotatable rebound adjuster lets you fine-tune damping to match your riding style and load.

Are these shocks dyno-tested?

Yes. Every 465 shock is hand-built, tuned, and dyno-tested before shipment to ensure performance consistency.

What warranty do these carry?

Limited Lifetime Warranty covers defects in materials and workmanship.

California Proposition 65 Warning

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