Max-Air Air Shock Absorber
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Max-Air Air Shock Absorber
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Monroe Max-Air Air Shock Absorber

Part No. MA789 Warranty Details  

See if this part fits a specific vehicle.

Check Vehicle Fit

The Max-AirĀ® shock absorber is ideal for vehicles that haul heavy loads or tow trailers. Designed to maintain level vehicle height, they can be inflated or deflated as needed...from 20 psi to 150 psi with the vehicle loaded. Capacity is limited by vehicle suspension, tires and transmission. See vehicle owner's manual for details.

Product Features:
  • 1/2 inch Piston Rod: Hardened and precision ground rod for consistent performance and long service life.
  • All Weather Fluid: Contains special modifiers to reduce friction and ensure smooth rod reaction.
  • Full Displaced Valving: Better valving range on both the compression and extension cycles of the unit for a smooth comfortable ride.
  • Large Volume Air Chamber: Inflates up to 150 psi with vehicle loaded. Deflates for normal driving.
  • Lubricated Air Sleeve: Reduces friction for longer service life. Provides smoother operation during suspension movement.
  • Sintered Iron Piston: Stronger than traditional metals, enhances durability for longer service life.
  • Special Air Fitting: Resists air leakage.
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Compressed Length:12.750 in
Dust Shield:Yes
Extended Length:20.500 in
Parts Pack(s):(2) P577
Rod Diameter:1/2
Travel Length:7.750 in

REVIEW SNAPSHOT®

by PowerReviews
MonroeMax-Air Air Shock Absorber
 
2.5

(based on 2 reviews)

Ratings Distribution

  • 5 Stars

     

    (0)

  • 4 Stars

     

    (1)

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  • 1 Stars

     

    (1)

Reviewed by 2 customers

Displaying reviews 1-2

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(3 of 3 customers found this review helpful)

 
4.0

good product for price.

By 

from clinton, IN

About Me Auto Enthusiast, Casual Driver

Verified Buyer
Helpful Reviewer

Pros

  • Durable
  • Easy To Use
  • High-Performance

Cons

    Best Uses

    • Large Cars

    Comments about Monroe Max-Air Air Shock Absorber:

    installed and replaced original air shocks on 1984 hurst olds. very satisfied with fit, function, operation and price.

    • Was this a gift?:
    • No

    Comment on this reviewHelp Icon

    (1 of 5 customers found this review helpful)

     
    1.0

    Jury is Still out

    By 

    from Lorain Ohio

    See all my reviews

    Verified Buyer

    Pros

      Cons

      • I got an open box

      Best Uses

        Comments about Monroe Max-Air Air Shock Absorber:

        I would use the for everyday driving except when I installed them. They wouldn't hold air so I have to take them back.

        Comment on this reviewHelp Icon

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        Do you have questions about this product?

         

        Ask a question, get answers from real customers and in-house experts. For further assistance, please review your support options on our Contact Us page.

        3 Questions | 4 Answers
        Displaying questions 1-3
        • Q:

          Does the air shocks come as a pair? Says package of two?
          Asked on 7/20/2012 by Joe from Santee,SC

          1 answer

          • CUSTOMER CARE

            A:

            This Monroe Max-Air Air Shock Absorber (Part# MA789) is sold as a pair. For any further assistance, please feel free to call us at 1-877-238-2623 or visit your nearest Advance Auto Parts store and our representatives would be more than happy to assist you.

            Answered on 7/20/2012 by Rick from AAP
        • Q:

          i have a cutlas supreme and wanted to know how would I go about geting it raised in the front and rear of the car?
          Asked on 5/9/2010 by Priscilla B. from Milwaukee.WI

          2 answers

          • CUSTOMER CARE

            A:

            These shocks do raise your vehicle.

            Answered on 5/19/2010 by Kevin from AAP
          • A:

            I got spring spacer blocks in my springs and i got 24s itll raise the front 2" for sure. they dont have air shocks for the front

            Answered on 11/29/2012 by Gbody king from shelby, nc
        • Q:

          How many inches will they lift the rear of the car?
          Asked on 11/1/2009 by Yung 20 from Omaha, NE

          1 answer

          • A:

            the monroe airshocks raised my rearend on my grandprix 4"-6" with 80lbs.psi. can still raise it if i wished to. max psi. 150lbs. psi !

            Answered on 1/8/2010 by RED of RED Kustoms from bradenton, FL.
        Displaying questions 1-3

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