Monroe

Magnum OE Replacement Shocks

66884
$85.99

Out of Stock

Estimated Delivery in 3-7 business days

Monroe

Magnum OE Replacement Shocks

66884
$85.99

Out of Stock

Estimated Delivery in 3-7 business days

Authorized dealer
Free shipping on orders above $250 within the lower 48 United States
Brand new parts with warranty coverage
Free 30-day return and exchange on qualifying orders
Got Questions?
Our experts are here to help!
Part Numbers & Details
1 Shock Absorber
Package contains a single shock.
Monroe Limited Lifetime Warranty
Manufacturer provided lifetime warranty and exclusive Feel the Difference Guarantee.
Factory Hardware for Installation
All necessary washers, bushings, and nuts included. Factory shock mounting bolts are reused for installation.
Designed for Trucks and Vans
Engineered for hardworking full-size trucks and vans and features full-displaced valving on compression cycles to deliver controlled ride and handling
Heavy Duty Build
Heavy-duty nitrocarburized rod (non-dust shield units only) and sintered iron piston enhance durability for longer service life while self-lubricating fluid seal reduces friction against piston rod to reduce wear
Nitrogen gas charge
Maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
Specifications
Part NumberLift/LoweredPositionItemQuantityExtended LengthCompressed LengthTravelTop MountBottom Mount
66884FactoryRearShock Absorber127.95"17.19"10.77"EYELET/SLEEVEEYELET/SLEEVE
Product Details

Designed for midsize and full-size trucks and vans, Monroe Gas-Magnum shock absorbers provide firm control without a harsh ride. With up to twice the fluid capacity of standard 1-in. bore shocks, they work more efficiently with less effort.

Compatibility List
YearMakeModelDrivePosition
2004Blue birdTC2000Rear
2003Blue birdTC2000Rear
2002Blue birdTC2000Rear
2001Blue birdTC2000Rear
2000Blue birdTC2000Rear
1999Blue birdTC2000Rear
1998Blue birdTC2000Rear
1997Blue birdTC2000Rear
1996Blue birdTC2000Rear
1995Blue birdTC2000Rear
1994Blue birdTC2000Rear
1993Blue birdTC2000Rear
1992Blue birdTC2000Rear
1991Blue birdTC2000Rear
1990Blue birdTC2000Rear
1989Blue birdTC2000Rear
2004MackCHRear
2003MackCHRear
2002MackCHRear
2001MackCHRear
2000MackCHRear
1999MackCHRear
1998MackCHRear
1997MackCHRear
1996MackCHRear
1995MackCHRear
1994MackCHRear
1993MackCHRear
1992MackCHRear
1991MackCHRear
1990MackCHRear
1989MackCHRear
2020Peterbilt330Rear

Monroe Manufacturer's Warranty

DRiV warrants qualifying Monroe products against defects and wear-out when used on private passenger cars and light trucks under normal operating conditions, for as long as such original purchaser owns the vehicle on which they were originally installed.

Qualifying Products

  • Monroe OESpectrum shocks and struts
  • Monroe Reflex shocks and struts
  • Monroe Quick-Strut assembly
  • Monroe Gas-Magnum shocks
  • Monroe Magnum loaded strut assembly
  • DRiV's obligation under this warranty is limited to replacement of the worn-out or defective product in accordance with this warranty. Cost of removal and installation are not included, and any incidental and consequential damages are excluded under this warranty, regardless of when the failure occurs. This warranty has no cash value.

    To make a claim under this warranty, return the worn-out or defective product with the dated original receipt to the dealer or retailer from whom it was purchased.

    This warranty does not apply to purchases made through unauthorized retailers/dealers including unauthorized online sellers. DRiV has no way to confirm the authenticity and quality of products sold through unauthorized resellers and is not obligated to honor warranty claims when purchased from an unauthorized individual, unauthorized retailer/dealer, or unauthorized online retailer. Purchases made through auction sites, marketplaces, private or third-party sales, or other unauthorized online retailers are not eligible for warranty.

    This warranty does not apply to: (i) any other costs, including costs of removal, installation, diagnostic time, and any other expenses arising out of replacing the product (ii) products which have been installed on non-catalogued applications; (iii) products that are new, unused or show signs of normal wear but not defective; (iv) products which have been misused, modified, altered, improperly applied or installed; (v) product damaged in an accident or by fire, weather, or any other force majeure event or hazard; (vi) products which have been installed on vehicles used for commercial, fleet, Governmental or racing purposes or damaged due to vehicle modifications; (vii) obsolete parts no longer available from DRiV; (viii) product that has been transferred from the vehicle on which it was originally installed; (ix) non-geniune DRiV branded product or competitive parts; and (x) products installed on vehicles that have been modified outside the specifications of the vehicle’s original equipment manufacturer, including but not limited to aftermarket modifications for racing, off-road, or powersports purposes.

    DRiV will not accept any returns and is not responsible for any claims related to circumstances and products described in the preceding sentence. All warranties, express or implied, are disclaimed if not stated herein. Any implied warranties you may have under state law are limited to the same duration and other terms as this warranty to the extent permissible.

    DRiV will contact warranty-serviced consumers to conduct customer satisfaction surveys relating to product and warranty service. Survey activity will provide valuable feedback and help measure the level of consumer satisfaction in different markets.

    Shipping Info

    Free Shipping on most orders to the lower 48 U.S. states. Truck freight items (over 100 lbs) and custom orders require a separate shipping quote.

    • Applies to items like axles, leaf springs, and long-travel kits.
    • No international shipping on freight items — only to U.S.-based freight forwarders.
    • Worldwide shipping available: Canada, Europe, UAE, Australia, and most of Asia.

    Contact us for an international shipping quote.

    Returns & Exchanges

    30-Day Return Policy — Items must be new, unused, uninstalled, and include all original hardware.

    • No restocking fees for exchanges or gift card credit.
    • 10% restocking fee on refunds, returns cost us real money, so the 10% helps keep the lights on.
    • Installed, damaged, or dirty parts cannot be returned.
    • Any returns missing hardware or miscellaneous items, the return will be denied and returned to the buyer at the buyer's expense.

    Need help? Use Live Chat or Email Us anytime.

    Start a Return or Exchange

    Return Shipping Responsibility

    CHECKOUT+ Package and Order Protection plan provides prepaid return labels for any returned packages, this fee varies by product.

    • Our mistake (misboxed, wrong item, damaged): We cover the cost of return shipping.
    • Buyer mistake (wrong item ordered, fitment error, changed mind): Return shipping is the buyer's responsibility - unless CHECKOUT+ Package Protection has been purchased.

    • Under 50 lbs: Discounted carrier rate
    • Over 50 lbs: Discounted carrier rate + $25 oversize fee

    Refunds

    Refunds are issued within 5–7 business days of receiving your return.

    • Funds typically post to your account in 1–3 business days depending on your payment method.
    • There is a 10% restocking fee on all refunds. We don’t get our original shipping, labor, or transaction fees back — so the 10% restocking fee keeps the lights on.
    • You will receive an email once your refund is processed.

    International Orders

    • All international orders are final sale.
    • Returns via freight forwarders only accepted if the product hasn’t left the U.S.
    • Import taxes, duties, and other possible import-related fees are the buyer’s responsibility and not included in our shipping charges.
    • We are not responsible for goods once exported outside the U.S.

    Product Details

    Whether you want to upgrade, add a reservoir, or find something more affordable, contact us with any questions!

    Part Numbers & Details

    View full product specifications

    Close specs
    Part Numbers & Details
    1 Shock Absorber
    Package contains a single shock.
    Monroe Limited Lifetime Warranty
    Manufacturer provided lifetime warranty and exclusive Feel the Difference Guarantee.
    Factory Hardware for Installation
    All necessary washers, bushings, and nuts included. Factory shock mounting bolts are reused for installation.
    Designed for Trucks and Vans
    Engineered for hardworking full-size trucks and vans and features full-displaced valving on compression cycles to deliver controlled ride and handling
    Heavy Duty Build
    Heavy-duty nitrocarburized rod (non-dust shield units only) and sintered iron piston enhance durability for longer service life while self-lubricating fluid seal reduces friction against piston rod to reduce wear
    Nitrogen gas charge
    Maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
    Specifications
    Part NumberLift/LoweredPositionItemQuantityExtended LengthCompressed LengthTravelTop MountBottom Mount
    66884FactoryRearShock Absorber127.95"17.19"10.77"EYELET/SLEEVEEYELET/SLEEVE
    Product Details

    Designed for midsize and full-size trucks and vans, Monroe Gas-Magnum shock absorbers provide firm control without a harsh ride. With up to twice the fluid capacity of standard 1-in. bore shocks, they work more efficiently with less effort.

    Compatibility List
    YearMakeModelDrivePosition
    2004Blue birdTC2000Rear
    2003Blue birdTC2000Rear
    2002Blue birdTC2000Rear
    2001Blue birdTC2000Rear
    2000Blue birdTC2000Rear
    1999Blue birdTC2000Rear
    1998Blue birdTC2000Rear
    1997Blue birdTC2000Rear
    1996Blue birdTC2000Rear
    1995Blue birdTC2000Rear
    1994Blue birdTC2000Rear
    1993Blue birdTC2000Rear
    1992Blue birdTC2000Rear
    1991Blue birdTC2000Rear
    1990Blue birdTC2000Rear
    1989Blue birdTC2000Rear
    2004MackCHRear
    2003MackCHRear
    2002MackCHRear
    2001MackCHRear
    2000MackCHRear
    1999MackCHRear
    1998MackCHRear
    1997MackCHRear
    1996MackCHRear
    1995MackCHRear
    1994MackCHRear
    1993MackCHRear
    1992MackCHRear
    1991MackCHRear
    1990MackCHRear
    1989MackCHRear
    2020Peterbilt330Rear
    Warranty

    View warranty coverage

    Close specs

    Monroe Manufacturer's Warranty

    DRiV warrants qualifying Monroe products against defects and wear-out when used on private passenger cars and light trucks under normal operating conditions, for as long as such original purchaser owns the vehicle on which they were originally installed.

    Qualifying Products

  • Monroe OESpectrum shocks and struts
  • Monroe Reflex shocks and struts
  • Monroe Quick-Strut assembly
  • Monroe Gas-Magnum shocks
  • Monroe Magnum loaded strut assembly
  • DRiV's obligation under this warranty is limited to replacement of the worn-out or defective product in accordance with this warranty. Cost of removal and installation are not included, and any incidental and consequential damages are excluded under this warranty, regardless of when the failure occurs. This warranty has no cash value.

    To make a claim under this warranty, return the worn-out or defective product with the dated original receipt to the dealer or retailer from whom it was purchased.

    This warranty does not apply to purchases made through unauthorized retailers/dealers including unauthorized online sellers. DRiV has no way to confirm the authenticity and quality of products sold through unauthorized resellers and is not obligated to honor warranty claims when purchased from an unauthorized individual, unauthorized retailer/dealer, or unauthorized online retailer. Purchases made through auction sites, marketplaces, private or third-party sales, or other unauthorized online retailers are not eligible for warranty.

    This warranty does not apply to: (i) any other costs, including costs of removal, installation, diagnostic time, and any other expenses arising out of replacing the product (ii) products which have been installed on non-catalogued applications; (iii) products that are new, unused or show signs of normal wear but not defective; (iv) products which have been misused, modified, altered, improperly applied or installed; (v) product damaged in an accident or by fire, weather, or any other force majeure event or hazard; (vi) products which have been installed on vehicles used for commercial, fleet, Governmental or racing purposes or damaged due to vehicle modifications; (vii) obsolete parts no longer available from DRiV; (viii) product that has been transferred from the vehicle on which it was originally installed; (ix) non-geniune DRiV branded product or competitive parts; and (x) products installed on vehicles that have been modified outside the specifications of the vehicle’s original equipment manufacturer, including but not limited to aftermarket modifications for racing, off-road, or powersports purposes.

    DRiV will not accept any returns and is not responsible for any claims related to circumstances and products described in the preceding sentence. All warranties, express or implied, are disclaimed if not stated herein. Any implied warranties you may have under state law are limited to the same duration and other terms as this warranty to the extent permissible.

    DRiV will contact warranty-serviced consumers to conduct customer satisfaction surveys relating to product and warranty service. Survey activity will provide valuable feedback and help measure the level of consumer satisfaction in different markets.

    Shipping & Returns

    Free shipping within the lower 48 United States

    Close specs

    Shipping Info

    Free Shipping on most orders to the lower 48 U.S. states. Truck freight items (over 100 lbs) and custom orders require a separate shipping quote.

    • Applies to items like axles, leaf springs, and long-travel kits.
    • No international shipping on freight items — only to U.S.-based freight forwarders.
    • Worldwide shipping available: Canada, Europe, UAE, Australia, and most of Asia.

    Contact us for an international shipping quote.

    Returns & Exchanges

    30-Day Return Policy — Items must be new, unused, uninstalled, and include all original hardware.

    • No restocking fees for exchanges or gift card credit.
    • 10% restocking fee on refunds, returns cost us real money, so the 10% helps keep the lights on.
    • Installed, damaged, or dirty parts cannot be returned.
    • Any returns missing hardware or miscellaneous items, the return will be denied and returned to the buyer at the buyer's expense.

    Need help? Use Live Chat or Email Us anytime.

    Start a Return or Exchange

    Return Shipping Responsibility

    CHECKOUT+ Package and Order Protection plan provides prepaid return labels for any returned packages, this fee varies by product.

    • Our mistake (misboxed, wrong item, damaged): We cover the cost of return shipping.
    • Buyer mistake (wrong item ordered, fitment error, changed mind): Return shipping is the buyer's responsibility - unless CHECKOUT+ Package Protection has been purchased.

    • Under 50 lbs: Discounted carrier rate
    • Over 50 lbs: Discounted carrier rate + $25 oversize fee

    Refunds

    Refunds are issued within 5–7 business days of receiving your return.

    • Funds typically post to your account in 1–3 business days depending on your payment method.
    • There is a 10% restocking fee on all refunds. We don’t get our original shipping, labor, or transaction fees back — so the 10% restocking fee keeps the lights on.
    • You will receive an email once your refund is processed.

    International Orders

    • All international orders are final sale.
    • Returns via freight forwarders only accepted if the product hasn’t left the U.S.
    • Import taxes, duties, and other possible import-related fees are the buyer’s responsibility and not included in our shipping charges.
    • We are not responsible for goods once exported outside the U.S.