• Features & Benefits

    Monroe Magnum Heavy Truck Shock 66419

    Optimize the performance of your International 8500, 8500 TranStar, 8600 SBA, 8600 TranStar, 9900i, 9900ix, LoneStar, ProStar with Monroe Magnum Heavy Truck Shock 66419. These shocks are designed to withstand the most demanding conditions and provide superior durability, control, and comfort, making them ideal for heavy-duty applications. Whether hauling heavy loads or navigating rough terrain, Monroe Magnum Shocks ensures your vehicle maintains a smooth and controlled ride.

    Features of the 66419:

    • Double-Action Valving System: This advanced system operates in compression and rebound to deliver precise and safe handling, enhancing vehicle stability and driver confidence.
    • Premium Construction: Built from high-quality materials, these shocks are engineered to perform in the most demanding environments and offer a long service life.
    • Anti-Wear Coated Piston Ring: Provides consistent shock response and exceptional wear resistance, ensuring reliable performance.
    • High-Temperature Resistant Hydraulic Fluid: This fluid utilizes a semi-synthetic fluid that maintains excellent damping characteristics across a wide range of temperatures, from extreme cold to intense heat.
    • Hydraulic Lockout Piston: This piston prevents the overextension of the air suspension bellows, protecting your suspension from potential damage during extreme movements and eliminating the need for an additional external suspension droop limiter.

    Benefits of the 66419:

    • Exceptional Durability: Designed to last longer under heavy-duty conditions, these shocks are perfect for trucks that operate in demanding environments.
    • Better Ride Control: The double-action valving and high-temperature fluid ensure a smooth and controlled ride, reducing driver fatigue and improving safety.
    • Improved Suspension Protection: The hydraulic lockout piston feature prevents damage to your air suspension system, ensuring your vehicle remains in peak condition.
    • Extended Tire Life: By maintaining consistent tire contact with the road, these shocks help reduce abnormal tread wear and extend tire life.
    • Comfort and Safety: Provides a more comfortable ride by minimizing road vibrations and shocks, making long drives more manageable for operators.

    Specifications of the 66419:

    Upgrade your vehicle with Monroe Magnum Heavy Truck Shock 66419 to ensure superior handling, durability, and comfort. Built to meet the needs of heavy-duty trucks, these shocks are a reliable choice for maintaining performance and safety under challenging conditions.

    For more information or to find the perfect fit for your vehicle, contact us at Shockwarehouse. We're here to help you get the most out of your suspension system.

  • Fitments

    Vehicle
    Position
    Notes
    Year
    International 8500 Base 4 X 2
    Rear
    Replaces OE Part Number(s) 3549099C1, 3549099C2, 3549099C3
    with 9.25 (in) Ride Height
    with International Air Suspension
    Shock Absorbers are 1.38 (in) Bore Diameter
    International 8500 Base 6 X 4
    Rear
    Replaces OE Part Number(s) 3549099C1, 3549099C2, 3549099C3
    with 40,000 (lb) International Air Suspension
    Shock Absorbers are 1.38 (in) Bore Diameter
    International 8500 TranStar Base 4 X 2
    Rear
    Replaces OE Part Number(s) 3549099C2
    with IAS Suspension
    Drive Axle
    with 9.25 (in) - 9.5 (in) Ride Height
    Shock Absorbers are 1.38 (in) Bore Diameter
    International 8500 TranStar Base 6 X 4
    Rear
    Replaces OE Part Number(s) 3549099C2
    with IAS Suspension
    Drive Axle
    with 9.25 (in) - 9.5 (in) Ride Height
    Shock Absorbers are 1.38 (in) Bore Diameter
    International 8500 TranStar Base U/K
    Rear
    Replaces OE Part Number(s) 3549099C2
    with IAS Suspension
    Drive Axle
    with 9.25 (in) - 9.5 (in) Ride Height
    Shock Absorbers are 1.38 (in) Bore Diameter
    International 8600 SBA Base 4 X 2
    Rear
    Replaces OE Part Number(s) 3549099C3, 3549099C2, 3549099C1
    with 9.25 (in) Ride Height
    with International Air Suspension
    Shock Absorbers are 1.38 (in) Bore Diameter
    International 8600 SBA Base 6 X 4
    Rear
    Replaces OE Part Number(s) 3549099C3, 3549099C2, 3549099C1
    with 40,000 (lb) International Air Suspension
    Shock Absorbers are 1.38 (in) Bore Diameter
    International 8600 TranStar Base 4 X 2
    Rear
    Replaces OE Part Number(s) 3549099C2
    with IAS Suspension
    Drive Axle
    with 9.25 (in) - 9.5 (in) Ride Height
    Shock Absorbers are 1.38 (in) Bore Diameter
    International 8600 TranStar Base 6 X 4
    Rear
    Replaces OE Part Number(s) 3549099C2
    with IAS Suspension
    Drive Axle
    with 9.25 (in) - 9.5 (in) Ride Height
    Shock Absorbers are 1.38 (in) Bore Diameter
    International 9900i Base 6 X 4
    Rear
    Replaces OE Part Number(s) 3821759C1
    with IAS Suspension
    with 9.25 (in) - 9.50 (in) Ride Height
    For additional OE Part Number cross reference information, please refer to the product interchange
    Shock Absorbers are 1.38 (in) Bore Diameter
    International 9900ix Base 6 X 4
    Rear
    Replaces OE Part Number(s) 3821759C1
    with IAS Suspension
    with 9.25 (in) - 9.50 (in) Ride Height
    For additional OE Part Number cross reference information, please refer to the product interchange
    Shock Absorbers are 1.38 (in) Bore Diameter
    International LoneStar Base 6 X 4
    Rear
    Replaces OE Part Number(s) 3688616C1
    with 40,000 lb Air Suspension
    For additional OE Part Number cross reference information, please refer to the product interchange
    Shock Absorbers are 1.38 (in) Bore Diameter
    International LoneStar Base U/K
    Rear
    Replaces OE Part Number(s) 3688616C1
    with 40,000 lb Air Suspension
    For additional OE Part Number cross reference information, please refer to the product interchange
    Shock Absorbers are 1.38 (in) Bore Diameter
    International ProStar Base
    Rear
    Replaces OE Part Number(s) 3688729C1, 3688732C1, 3821760C1
    Shock Absorbers are 1.38 (in) Bore Diameter
    International ProStar Base
    Rear
    Replaces OE Part Number(s) 3737576C1
    with Day Cab
    Shock Absorbers are 1.38 (in) Bore Diameter
    International ProStar Base
    Rear
    Replaces OE Part Number(s) 3620395C1, 4050340C1, 4050340C2
    with 40,000 (lb) Air Suspension
    Shock Absorbers are 1.38 (in) Bore Diameter
    International WorkStar 7600 Base 4 X 2
    Rear
    Replaces OE Part Number(s) 3549099C2, 3549099C3
    with 40,000 (lb) Air Suspension
    Shock Absorbers are 1.38 (in) Bore Diameter
    International WorkStar 7600 Base 6 X 4
    Rear
    Replaces OE Part Number(s) 3549099C2, 3549099C3
    with 40,000 (lb) Air Suspension
    Shock Absorbers are 1.38 (in) Bore Diameter
    International WorkStar 7600 Base 6 X 6
    Rear
    Replaces OE Part Number(s) 3549099C2, 3549099C3
    with 40,000 (lb) Air Suspension
    Shock Absorbers are 1.38 (in) Bore Diameter
    International WorkStar 7600 Base 8 X 6
    Rear
    Replaces OE Part Number(s) 3549099C2, 3549099C3
    with 40,000 (lb) Air Suspension
    Shock Absorbers are 1.38 (in) Bore Diameter
    International WorkStar 7600 Base U/K
    Rear
    Replaces OE Part Number(s) 3549099C2, 3549099C3
    with 40,000 (lb) Air Suspension
    Shock Absorbers are 1.38 (in) Bore Diameter
  • Need Help?

    Contact Shockwarehouse By Phone

    Shockwarehouse is available from 10 am to 4:30 pm Eastern Standard Time Monday through Friday toll free at 1-800-245-7469 or locally and internationally at 1-954-202-6229.


    Contact Shockwarehouse Through Live Chat

    Shockwarehouse live chat is typically available from 10 am to 4:30 pm Monday through Friday and can be accessed by clicking the Live Chat button on the right side of the page.

    Contact Shockwarehouse By Text/SMS

    Shockwarehouse is available from 10 am to 4:30 pm Eastern Standard Time Monday through Friday, text us at 1-800-245-7469. Durring off hours, the texts are checked frequently and usually will be answered within 1-6 hours. Please provide details about your vehicle or shock needs so we can have your answer ready.


    Contact Shockwarehouse Through Email

    Technical Questions

    All technical questions regarding vehicle fitment, custom made shocks, lifted and lowered vehicles, or any other technical shock questions should use the Technical Support Form


    Returns

    All return requests and inquiries must use the Return Form.


    Warranty

    For warranty requests and inquiries, please see the Warranty Help Form

    New Order or Order Status

    For help placing a new order, checking the status of your order, or making changes to your order, please call 1-800-245-7469 or 1-954-202-6229 between the hours of 9 am and 6 pm Eastern Standard Time Monday through Friday. You can also submit the form here. Please note: order cancellation requests MUST be made by phone.

Monroe 66419 Gas-Magnum 60 Shock Shock Absorber International

Monroe 66419 Gas-Magnum 60 Shock Shock Absorber International

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