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KYB Suspension 551134 Gas-a-Just Monotube High Pressure Gas Shock Absorber

(2009-2013 Ford F-150)

Part of: KYB Suspension Gas-a-Just Monotube High Pressure Gas Shock Absorber

Other options in this family: KYB Suspension KG54317 KYB Suspension KG5462 KYB Suspension KG4752 KYB Suspension 554348 KYB Suspension KG5440

Manufacturer

Picture for manufacturer KYB Suspension

Part Number

551134
18 reviews
Sale Price

$129.18

In Stock (10+)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The KYB Gas-a-Just monotube shock absorber delivers superior performance through advanced engineering that eliminates fade and provides instant responsiveness. This high-pressure gas shock is designed for drivers who demand both comfort during daily driving and enhanced control when performance is needed.

Key Features:

  • Monotube design with dual working chambers for optimal performance
  • Air-free hydraulic piston and valve area ensures precise responsiveness and control
  • High-pressure nitrogen gas chamber with floating piston technology
  • Fade-free performance that eliminates aeration issues common in twin-tube designs
  • Automatically adjusts to driving conditions without manual intervention
  • Balanced comfort for normal driving with instant performance on demand

The Gas-a-Just's monotube construction provides significant advantages over traditional twin-tube shock absorbers. The separated hydraulic and gas chambers work together to deliver consistent damping force, while the high-pressure nitrogen gas maintains shock performance under all driving conditions. This makes it an excellent choice for vehicles that see spirited driving, heavy loads, or towing applications where maintaining control is critical.

Products specifications

Fits

2009-2013 Ford F-150

FEATURE AND BENEFIT 1

ADDS UP TO 25% MORE DAMPING PERFORMANCE OVER ORIGINAL EQUIPMENT SHOCKS

Upper Mount Type

12X1.25

Compressed Length

16.41

Extended Length

20.74

Stroke Length

4.33

Feature and Benefit 2

COMPONENTS AND VALVING DESIGNED SPECIFICALLY FOR FORD F-150S

Lower Mount Type

E2(20X60)

Feature and Benefit 7

ELECTRONIC SAFETY SYSTEMS DEPEND ON THE SUSPENSION, BRAKES AND TIRES OPERATING AS THE VEHICLE MANUFACTURER INTENDED. THE KYB GAS-A-JUST HELPS KEEP ELECTRONIC SAFETY SYSTEMS PERFORMING AS DESIGNED.

Feature and Benefit 5

FLUID LEAKING CAN BE A CAUSE OF SHOCK FAILURE, THE KYB GAS-A-JUST HAS AN ULTRA-SMOOTH TRIPLE CHROME PLATED CHROME PISTON ROD TO REDUCE SEAL WEAR

Feature and Benefit 3

GAS-A-JUST MONOTUBES INCLUDE ADDITIONAL DAMPING OVER OE DESIGN FOR VEHICLES THAT WORK, TOW, AND HAVE LARGER, HEAVIER TIRES & WHEELS

Feature and Benefit 4

HIGH PRESSURE MONOTUBE DESIGN SEPARATES THE GAS AND OIL FOR FADE FREE OPERATION AND INSTANT RESPONSE

Dust Cover Included

N

B-stop

N

Feature and Benefit 6

THE HIGHER GAS PRESSURE OF THE KYB GAS-A-JUST RESPONDS QUICKLY TO IMPROVE STEERING RESPONSE

R-stop

Y

Internal Rebound Spring

N

Great experience

Product description was not totally accurate. Had to return first order but got what I wanted on the second order.

Pleasant experience!

smooth

Good product

a

got what i needed at a good price

Great deal

Excellent pricing for the autovent shade I ordered. Quick and easy check out thru Amazon payments. Shipped out within 2 days. I would order from them again!

Reasonable prices, quick shopping process

You guys beat all local auto part dealers in this area by far! I'm going to continue business with this company for a long time. Thank you very much for the savings!

Easy!

Ordered a K&N air filter that was $10 cheaper than anywhere else online. Got it two days later, too. I'll be buying here again!

Good price and easy website

easy to find item I wanted and at a good price.

Easy payment methods

Ordering is quick and easy and product was just as described

Easy to find parts needed and offer many discount codes above their already low prices. Received item two days after I ordered.

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