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Mack CV/GU Truck Shock Absorbers

Elevate your driving experience with our Mack CV and GU Truck shock absorbers. Choose from light to heavy duty OEM direct options or explore aftermarket upgrades with brands like Bulldog HD, Gabriel, and BESTfit. You can purchase these top-quality shock absorbers at 4 State Trucks today! Enjoy a smoother ride tailored precisely to your needs.
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  • FREE SHIPPING OVER $249
    Shock Bushing 1.5 Inch Od X 3/4 Inch ID

    Shock Bushing 1.5 Inch Od X 3/4 Inch ID

    ENERGY SUSPENSION

    $4.07
    Shock Bushing* High Quality Shock Bushing* Made Of Polyurethane* 1/2 Hour Glass, 1-1/2 Inch O.D. X 3/4 Inch I.D. * 4 Pieces* Pack Of 4, One Package Per Shock* Sold Individually* Made In USA* Warranty...
    29-050001
    SKU:
    29-050001
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Diameter Options:
    1 1/2 Inch
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $4.07
    Qty in Cart: 0
    Price:
    $4.07
    Subtotal:
  • BESTfit Cab Shock Absorber Replaces 21345836, 21345868, 21345869, 21490486, 21582262, 22662254, 23145372 For Mack GU713, GU813, CHU613, CXN613

    BESTfit Cab Shock Absorber Replaces 21345836, 21345868, 21345869, 21490486, 21582262, 22662254, 23145372 For Mack GU713, GU813, CHU613, CXN613

    BESTFIT TRUCK PARTS

    $54.99
    Cab Shock Absorber Replaces 21345836, 21345868, 21345869, 21490486* High Quality Cab Shock Absorber* Extended 11.313 Inch * Collapsed 9.203 Inch* 14 mm ID Both Ends* Made In USA* Sold Individually *...
    11-09500002
    SKU:
    11-09500002
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Mack
    Product Type:
    Frame & Chassis
    $54.99
    Qty in Cart: 0
    Price:
    $54.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Load-Share Shock Bolt With Shoulder Used In Front Air Ride Kits

    Load-Share Shock Bolt With Shoulder Used In Front Air Ride Kits

    LOAD-SHARE SUSPENSIONS

    $60.99
    Shock BoltLooking for a reliable shock bolt for your front air ride kit or other projects? Check out our 3/4-inch Shock Bolt with Shoulder! It's the perfect fit for securely mounting shocks with ease...
    29-050007
    SKU:
    29-050007
    Width Options:
    3/4 Inch
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $60.99
    Qty in Cart: 0
    Price:
    $60.99
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  • Shock Bolt Kit, 14.Inch Ride Heights - KIT11104 For Meritor

    Shock Bolt Kit, 14.Inch Ride Heights - KIT11104 For Meritor

    AUTOMANN USA

    $16.18
    Shock Bolt Kit Replaces Kit11104* High Quality Shock Bolt Kit* Consists Of  - (1) Cap Screw 3/4 Inch X 3-1/2 Inch - (1) Shock Bolt 3/4in -10 x 4-1/2in Lg - (2) Lock Nut 3/4in -10* 14.Inch Ride...
    09-05250038
    SKU:
    09-05250038
    Length Options:
    3 1/2 Inch
    Material Options:
    Steel
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $16.18
    Qty in Cart: 0
    Price:
    $16.18
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  • Bulldog Suspension Shock Front, Extended Length 26.85 Inch, Collapsed 16.61 Inch

    Bulldog Suspension Shock Front, Extended Length 26.85 Inch, Collapsed 16.61 Inch

    BULLDOG HD SHOCKS

    $42.33
    Front Suspension Shock Extended Length 26.85 Inch, Collapsed 16.61 InchRestore dependable steering response and ride quality with this high-quality Bulldog Front Suspension Shock designed for...
    09-05000005
    SKU:
    09-05000005
    Product Type:
    Frame & Chassis
    Style Options:
    Heavy Duty
    Length Options:
    27 Inch
    Make:
    Universal Items
    $42.33
    Qty in Cart: 0
    Price:
    $42.33
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  • 1.5 Inch Shock Spacer, 2.25 In OD, 0.77 In ID

    1.5 Inch Shock Spacer, 2.25 In OD, 0.77 In ID

    AUTOMANN USA

    $9.25
    1.5 Inch Shock Spacer Replaces A23645Maintain perfect suspension alignment with this reliable 1.5 Inch Shock Spacer. With a 2.25-inch OD, 0.77-inch ID, and 1.5-inch height, it strengthens your shock...
    09-05250083
    SKU:
    09-05250083
    Material Options:
    Brass
    Diameter Options:
    3/4 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $9.25
    Qty in Cart: 0
    Price:
    $9.25
    Subtotal:
  • On Sale
    Limited Quantity Available
    Monroe Magnum Shock Absorber For Drive Axle Suspension W/ Flex Air & AG380 Suspension

    Monroe Magnum Shock Absorber For Drive Axle Suspension W/ Flex Air & AG380 Suspension

    OPP - ORIGINAL PARTS PROGRAM

    Now: $25.67
    Was: $97.60
    Yellow Monroe Magnum Shock Absorber Fits Drive Axle Suspension W/ Flex AirChoose a reliable suspension replacement with this Monroe Magnum Shock Absorber for drive axle suspension. Made with a...
    29-050006
    SKU:
    29-050006
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Diameter Options:
    5/8 Inch
    Color:
    Yellow
    Length Options:
    30 1/2 Inch
    Product Type:
    Frame & Chassis
    Now: $25.67
    Was: $97.60
    Qty in Cart: 0
    Price:
    Now: $25.67
    Was: $97.60
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  • Gabriel Shock Absorber Replaces 665763, B23548, S23548 For Hendrickson Trailer Suspension Systems

    Gabriel Shock Absorber Replaces 665763, B23548, S23548 For Hendrickson Trailer Suspension Systems

    GABRIEL

    $94.99
    Under Slung Style Replacement Shock Absorber* High Quality Shock Absorber* Sold Individually* Warranty On Shock Absorbers Against Defects In Workmanship & Material From Date Of Purchase*** High...
    09-050013
    SKU:
    09-050013
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $94.99
    Qty in Cart: 0
    Price:
    $94.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Shock Bushing 1.75 Inch OD X 1 Inch ID - Pack Of 4

    Shock Bushing 1.75 Inch OD X 1 Inch ID - Pack Of 4

    ENERGY SUSPENSION

    $8.52
    Bushings For Shocks* High Quality Shock Absorber Bushings* Made Of Polyurethane * 1/2 Hour Glass, 1-3/4 Inch O.D. X 1 Inch I.D. * Pack Of 4, One Package Per Shock* Sold Individually* Made In USA*...
    29-050000
    SKU:
    29-050000
    Color:
    Red
    Truck Class:
    Universal
    Location:
    Made In USA
    Diameter Options:
    1 Inch
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $8.52
    Qty in Cart: 0
    Price:
    $8.52
    Subtotal:
  • On Sale
    Limited Quantity Available
    Shock Absorber 1.63 Inch Bore Replaces 85000, 65416

    Shock Absorber 1.63 Inch Bore Replaces 85000, 65416

    OPP - ORIGINAL PARTS PROGRAM

    Now: $12.08
    Was: $51.99
    Shock AbsorberThis shock absorber features a 1.63-inch bore and is a direct replacement for Monroe numbers 65416 and 66893, as well as Gabriel number 85000. It's designed to provide reliable...
    09-050002
    SKU:
    09-050002
    Truck Class:
    Heavy Duty
    Length Options:
    12 Inch
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    Now: $12.08
    Was: $51.99
    Qty in Cart: 0
    Price:
    Now: $12.08
    Was: $51.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Gabriel Shock Absorber 1.63 Inch Bore Replaces 85919, 65503

    Gabriel Shock Absorber 1.63 Inch Bore Replaces 85919, 65503

    GABRIEL

    $83.99
    Gabriel Fleetline Steer And Trailer Shock Absorber* High Quality Absorber * 1.63 Inch Bore* Collapsed Length 14.23 Inches* Extended Length 22.48 Inches* Sleeve Mounting* Sold Individually* Warranty...
    09-050004
    SKU:
    09-050004
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $83.99
    Qty in Cart: 0
    Price:
    $83.99
    Subtotal:
  • Shock Spacer - 1.5 In OD, 0.81 In ID For Hendrickson Turner

    Shock Spacer - 1.5 In OD, 0.81 In ID For Hendrickson Turner

    AUTOMANN USA

    $5.67
    Shock Spacer Replaces E11831, A20913* High Quality Shock Spacer* 1 1/2 In OD * 0.810 Inch ID* 1.15625In Thickness* Sold Individually * Warranty On Shock Spacers Against Defects In Workmanship &...
    09-05250082
    SKU:
    09-05250082
    Diameter Options:
    1 1/2 Inch
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $5.67
    Qty in Cart: 0
    Price:
    $5.67
    Subtotal:
  • BESTfit Rear Shock Absorber Replaces 1660846C1, A83101, 21010744, 21155033, 66683 For International, Mack

    BESTfit Rear Shock Absorber Replaces 1660846C1, A83101, 21010744, 21155033, 66683 For International, Mack

    BESTFIT TRUCK PARTS

    $78.99
    Rear Shock Absorber By BESTfitMaintain superior rear suspension performance with the BESTfit Rear Shock Absorber, designed for International and Mack trucks. Replacing 1660846C1, A83101, 21010744,...
    29-050000074
    SKU:
    29-050000074
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    International
    Make:
    Mack
    Product Type:
    Frame & Chassis
    $78.99
    Qty in Cart: 0
    Price:
    $78.99
    Subtotal:
  • Cab Shock Absorber Replaces 83905 For Mack & Volvo

    Cab Shock Absorber Replaces 83905 For Mack & Volvo

    AFTERMARKET

    $114.99
    Cab Shock Absorber W/ 2.21 Inch StrokeImprove cab stability and driving comfort with the Cab Shock Absorber for Mack and Volvo trucks. This high-quality cab shock absorber features a 9.3-inch...
    29-10140004
    SKU:
    29-10140004
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Mack
    Make:
    Volvo
    Product Type:
    Frame & Chassis
    $114.99
    Qty in Cart: 0
    Price:
    $114.99
    Subtotal:
  • Gabriel Shock Absorber 1.63 Inch Bore Replaces 66627, 5045

    Gabriel Shock Absorber 1.63 Inch Bore Replaces 66627, 5045

    AFTERMARKET

    $52.99
    Gabriel Fleetline Trailer Shock Absorber 10.11 - 14.52 InchThe Gabriel Fleetline Trailer Shock Absorber is designed to fit various trailer suspension systems, including Hendrickson, Neway Holland,...
    09-050006
    SKU:
    09-050006
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    Type Options:
    Sleeve Mount
    Length Options:
    14 1/2 Inch
    $52.99
    Qty in Cart: 0
    Price:
    $52.99
    Subtotal:
  • Rear Upper Shock Bracket Chalmer

    Rear Upper Shock Bracket Chalmer

    AFTERMARKET

    $71.99
    Chalmers Upper Shock Bracket Replaces 800154. 3516765C1Keep your Chalmers suspension aligned with the Rear Upper Shock Bracket. Measuring 2.5 inches center-to-center, it ensures an exact fit for...
    29-05100277
    SKU:
    29-05100277
    Material Options:
    Steel
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $71.99
    Qty in Cart: 0
    Price:
    $71.99
    Subtotal:
  • Shock Spacer - 1 1/2 In OD, 3/4 In ID For Hendrickson Turner

    Shock Spacer - 1 1/2 In OD, 3/4 In ID For Hendrickson Turner

    AUTOMANN USA

    $6.34
    0.78 Inch Tall Shock Spacer* High Quality Shock Spacer* 3/4 Inch ID* 1.5In OD * 0.78 Inch Height * Sold Individually * Warranty On Shock Spacers Against Defects In Workmanship & Material From Date Of...
    09-05250081
    SKU:
    09-05250081
    Material Options:
    Brass
    Diameter Options:
    3/4 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $6.34
    Qty in Cart: 0
    Price:
    $6.34
    Subtotal:
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Frequently Asked Questions About Mack CV/GU Truck Shock Absorbers

Will these shock absorbers fit my Mack CV or GU model truck?

Shock absorbers for the Mack CV and GU series are designed to match the specific front and rear suspension configurations used on these models. Fitment can vary depending on axle position, cab configuration, and production year, so it's important to check the part number against your truck's VIN or existing shock specifications before ordering. If you're unsure, our team can help confirm compatibility based on your truck's details.

How do I know when my shock absorbers need to be replaced?

Common signs of worn shocks include excessive bouncing or swaying, uneven tire wear, visible fluid leaks on the shock body, cracked or worn bushings, and a rougher ride than usual. If your truck feels less stable during braking or cornering, it's a good idea to inspect the shocks and replace them if they show any of these symptoms.

Are these shocks designed for the front or rear axle, or both?

Front and rear shock absorbers are typically built differently to handle the specific load and travel requirements of each position. Be sure to check the product listing to confirm whether the shock you're purchasing is intended for front axle, rear axle, or both, as installing the wrong type can affect ride quality and handling.

What's involved in replacing a shock absorber on a Mack CV/GU truck?

Replacing a shock absorber generally involves securing the vehicle, removing the upper and lower mounting bolts, and swapping in the new unit with matching bushings and hardware. Torque specs for mounting bolts should be followed according to Mack's service guidelines. Shocks are usually replaced in pairs (both sides of an axle) to maintain even handling and ride characteristics.

Do these shock absorbers come with a warranty?

Warranty coverage varies by manufacturer and part number, so we recommend checking the specific product listing for warranty details before purchasing. If you have questions about warranty terms on a particular shock absorber, our customer service team can provide manufacturer-specific information to help you make an informed decision.


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