What is the diference between these 4 shocks. 444-4073b black 13.5, 444-4074b black 13.5, 444-4020b black 13.5 & 444-4003b black 13.5??

The 4073B is heavy duty and the 4074B is standard size. Do not know about the other two.

will these shocks fit my 2013 harley tri glide my stock air shocks are hard on my back please help thanks norma jean.

Yes, and they will change your ride entirely. Out trike rides like a car now. It is so smooth my wife no longer complains at all. I'll buy another pair for our next trike.

Will these fit a 2015 trike

Yes they fit my 2015 tri glide perfectly.

What's the differance between these shocks and the 444-4074B ?

The 4073B is heavy duty while the 4074B is standard.

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Progressive Suspension 444-4073B Black 13.5" Shock (Harley)

Product ID: 132323276

Details

Auto Part Position
Rear
Brand
Progressive
Exterior Finish
Black
Style
Heavy Duty
Vehicle Service Type
Motorcycle

🔄Frequency Sensing Tech auto-adjusts damping

⚙️13.5" precision length

🛠️Hand-adjustable spring preload

5388 zł

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Description

🏍️ Elevate your Harley’s ride—comfort that keeps up with your journey.

PROVEN COMFORT UPGRADE - Highly rated by riders for transforming rough rides into smooth journeys without breaking the bank.
RIDE SMARTER NOT HARDER - Patented Frequency Sensing Technology dynamically adapts to every bump for unmatched comfort.
TAILOR YOUR RIDE INSTANTLY - Top-mount threaded preload adjuster lets you fine-tune suspension with a simple twist—no tools needed.
BUILT FOR YOUR WEIGHT CLASS - Choose from standard, heavy-duty, or super heavy-duty springs to perfectly match your riding style and load.
SLEEK STEALTHY BLACK FINISH - Durable black alloy steel construction adds a bold, professional look to your Harley’s rear suspension.

The 444-4073B Black 13.5" Shock by Progressive Suspension features patented Frequency Sensing Technology that automatically adjusts damping for superior ride quality. With a hand-adjustable preload and options tailored for different rider weights, these heavy-duty shocks deliver a customizable, smooth ride. Finished in durable black alloy steel, they’re designed specifically for Harley motorcycles, offering a cost-effective upgrade praised for enhancing comfort on all road conditions.

Specifications

ASIN	B0722TSTZV
Auto Part Position	Rear
Automotive Fit Type	Vehicle Specific Fit
Best Sellers Rank	#2,057,584 in Automotive ( See Top 100 in Automotive ) #1,624 in Powersports Shocks
Brand Name	Progressive Suspension
Compatible with Vehicle Type	Motorcycle
Customer Reviews	4.4 4.4 out of 5 stars (28)
Extended Length	13.5 inches
Exterior Finish	Black
Included Components	(2) Black shocks W/black springs (4) Flange shoulder bushings Instructions
Item Type Name	Harley Shocks
Item Weight	8 pounds
Manufacturer	Progressive Suspension
Manufacturer Part Number	444-4073B
Material Type	Steel/Alloy Steel
Model Number	444-4073B
Number of Items	1
Set Name	444 Series
Style Name	Heavy Duty,Unique
Unit Count	1 Count

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5388 zł

Duties & taxes included

In stock

Sold byAmazon PolandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Poland.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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