Monroe 555031 | Front Suspension Shock Absorber

Part Number
Magnum RV Shock Absorber

Fits: 92-98 Ford E-350 Econoline, 92-02 Ford E-350 Econoline Club Wagon, 96-99 Ford Econoline Super Duty, 99-19 Ford E-350 Super Duty, 21 Ford E-350 Super Duty, 00-02 Ford E-450 Econoline Super Duty, 03-05 Ford E-350 Club Wagon, 03-19 Ford E-450 Super Duty, 21 Ford E-450 Super Duty

Special Price $55.24 Regular Price $64.99
In stock
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Estimated Ship Date: 1 Business Day or Less
The Monroe® Magnum™ RV shock absorber utilizes advanced technology, combining a gas charge and full displaced valving for superior RV performance.

BRAND: Monroe Shocks & Struts


  • 1999-1996 Ford Econoline Super Duty Front, 2005-1992 Ford Van - E300, E350 Series 1 Ton Front, 2019-1996 Ford Van - E350 Series Super Duty Front, 2019-1999 Ford Van - E450 Series Super Duty Front
  • Monroe Shocks & Struts Magnum RV 555031 Shock Absorber
  • 1-3/8-inch (35 mm) or 1-3/4-inch (44.6 mm) bore: The 1-3/8' (555xx Series) or 1-3/4" (557xx Series) bore is larger than most shocks to provide more efficient and consistent control - when required
  • PTFE coated bearing: Reduces friction during operation between the rod and rod guide, improving durability
  • Nitrogen gas-charged: For improved ride and handling, helps maintain tire to road contact by reducing aeration - on most applications
  • Loop welding technique: Resistance weld with additional 360-degree weld to provide up to 15,000 lbs. (6,804 kg) tensile strength for maximum durability - when required
  • Magnum RV Shock Absorber
  • .05-inch Pressure tube withstanding pressure of 9KPSI
  • 2-inch (50.8 mm) or 2-3/8-inch (60.3 mm) reserve tube: The 2" (555xx Series) or 2-3/8' (557xx Series) reserve tube holds more fluid or more consistent performance - when required
  • All weather fluid: Contains special modifiers to reduce frictions and ensure smooth rod reaction
  • Robust hydraulic lock-out: Prevents over-extension of the suspension, top-out of the piston and averts damage to the seal assembly
  • Tenneco shouldered bushings: Shouldered bushing and bonded bushing with sleeve designs prevent (bushing walkout) for improved quality and durability - on most applications
  • Magnum RV Shock Absorber


Compressed Bumper StopNo
Compressed Length10.0000
Dust ShieldYes
Dust Shield IncludedYes
Dust Shield MaterialMetal
Extended Bumper StopYes
Extended Hydraulic LockoutNo
Extended Length14.8750
Lower Mounting CodeL1
Lower Mounting DescriptionLoop Bushing Mount - 5/8" Bushing ID X 1.5/16" Bushing OAL
Parts PackP01167
Travel Length4.8750
Upper Mounting CodeS5
Upper Mounting DescriptionStem Mount - 2.5/8" Stem Length X 1/2"-13 Thread Pitch



  • TRW: JGT4418S
  • Gabriel: 58622
  • Motorcraft: AT163G
  • Koni: 88051042
  • OEM: 8C2Z18124C
  • Koni: 822499
  • Motorcraft: ASHV1015
  • Gabriel: 83177
  • Motorcraft: ASH1154
  • OEM: 8C2Z18124D
  • Sachs: 310218
  • Bilstein: 33187570
  • KYB: KG6413


  • 2003-2005 Ford E-350 Club Wagon - Position: Front
  • 1999-2019 Ford E-350 Super Duty - Position: Front
  • 2000-2002 Ford E-450 Econoline Super Duty - Position: Front
  • 1992-1998 Ford E-350 Econoline - Position: Front
  • 1992-2002 Ford E-350 Econoline Club Wagon - Position: Front
  • 2021-2021 Ford E-350 Super Duty - Position: Front
  • 2003-2019 Ford E-450 Super Duty - Position: Front
  • 2021-2021 Ford E-450 Super Duty - Position: Front
  • 1996-1999 Ford Econoline Super Duty - Position: Front
Customer Questions
How often should shock absorbers be replaced?
Shock absorbers should generally be replaced every 50,000 miles or every 5-7 years
How to replace shock absorbers?
To replace shock absorbers, you need to remove the wheel and tire assembly, unbolt the old shock absorber, replace it with a new one, and tighten the bolts. Then, reinstall the wheel and tire, and test the new shocks.
Why do shock absorbers leak?
Shock absorbers can leak due to worn seals, damage to the piston or cylinder, or corrosion from exposure to moisture and road salt.
Can shock absorbers be replaced?
Yes, shock absorbers can be replaced when they start to wear out or fail.
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