Progressive Suspension has focused exclusively on American V-twin suspension since 1982, and its Monotube fork cartridges and 400/970/970G shock series are among the most common upgrades on baggers and Softails. For most riders the stock rear shock is the single worst part on the bike — this is the fix.
Command your ride with Progressive 465 Series R.A.P. shocks for your Harley Milwaukee-Eight Softail. These high-pressure gas monotube units provide advanced damping and remote adjustable preload for a custom-tuned ride.
Why riders pick this
Improve your M8 Softail's handling and stability
Remote Adjustable Preload for quick, tool-free tuning
Five-position rebound damping for personalized ride feel
Achieve desired ride height with various length options
High-pressure gas monotube design for consistent damping
Unlock superior handling and comfort for your M8 Softail with the Progressive 465 Series R.A.P. shocks. Engineered with a 46mm bore and deflective disc damping, these shocks offer consistent and controlled suspension action. The convenience of remote adjustable preload and five-position rebound damping means you can quickly adapt your ride to varying conditions or loads without needing to reach for tools.
Customizable Performance
46mm bore with deflective disc damping for precise control
Remote Adjustable Preload (R.A.P.) knob for effortless hand adjustments
Five-position rotatable rebound damping adjuster for fine-tuning
Available in multiple lengths to achieve your preferred ride height
Durable 16mm hard chrome shaft with Viton seals for longevity
Built for the Road Ahead
Each Progressive 465 Series R.A.P. shock is meticulously hand-built, tuned, and dyno-tested to meet the highest performance standards. Whether you're looking to improve the feel of your daily commute or enhance your bike's capabilities for aggressive riding, these shocks deliver. Consider complementing this rear suspension upgrade with a performance front end for a balanced and responsive ride.
Specifications
Brand: Progressive
Manufacturer Part #: 465-5048B
Weight: 10.1 lb per shock
Bore Size: 46mm
Shaft Diameter: 16mm hard chrome
Category: Suspension / Shocks and Struts
Motion Ratio: 2:1 standard and heavy-duty spring rates
Common questions
What lengths are available for these shocks?
The Progressive 465 Series R.A.P. shocks are available in 12.2 inch, 12.6 inch, 13.1 inch, and 13.5 inch lengths, allowing for precise ride height customization.
Do these shocks come with a warranty?
Yes, these shocks come with a Limited Lifetime Warranty, reflecting Progressive's commitment to quality and durability.
Will these shocks improve my bike's cornering?
Yes, the advanced damping and adjustability of the 465 Series R.A.P. shocks are designed to provide better control and stability, which can significantly improve your Softail's cornering performance.
Ordering from Vtwinbikers
Brand new, sourced through authorized US distribution — never used, never grey-market.
Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
BRAND
Progressive
TYPE
Shocks and Struts
SKU
T14-614133
WEIGHT
10.1 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
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✓ VERIFIED
Aug 16, 2019
2019 FXBRS
Installed the 12.2 standard on my 19 Breakout 114.. got a 2 drop from factory before setting sag.. Ive rode it 80 miles so far.. a little stiff but thats expected.. Ill set sag and tweak the rebound and see where she goes.. overall Im very impressed with this shock for what it it.. we caint all afford air ride . Lol
✓ VERIFIED
Nov 18, 2020
Improved Ride Height
Installed the 13.5 heavy duty in my 2019 slim. It has given me about an inch of extra clearance. Now I have to be really be pushing it to scrape the floor boards.
✓ VERIFIED
May 21, 2019
Outstanding fit and finish. Fits like a glove and the owner was able to place her feet flat on the ground.
Progressive 465 Series R.A.P. Sho...
$3.408.000,00
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