15% OFF ORDERS $35+ | 20% OFF $100+ | ONLINE ONLY
USE CODE
HOLIDAYSAVE
*
Exclusions apply.
Advance Auto Parts Logo
Choose a Store
  • Shop All
  • Replacement Parts
  • Performance Parts
  • Accessories
  • Oil & Fluids
  • Special Offers
  • Speed Perks
  • Advice & How-Tos
  • Project Guides
  • FAQ / Help Desk
Loading...
Share
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product thumb
Product main large
Loading...
How Would You Like To Get This Item?

Store Pickup

Loading...Loading...Loading...

Same Day Home Delivery

Loading...Loading...Loading...

Home Delivery

Loading...Loading...Loading...
Loading...
Loading...
Loading...Loading...Loading...Loading...Loading...

Product Information

Product Details
Part No. 553003
Warranty Details (2 YR REPLACEMENT IF DEFECTIVE)
Engineered for hardworking emergency, municipal, fleet and jobsite vehicles, Monroe Magnum Severe Service struts feature enhanced components for added control and long service life in the toughest environments.

Product Features:
  • ENGINEERED FOR EMERGENCY AND FLEET VEHICLES - For hardworking first responder, municipal, fleet and jobsite vehicles and features 10-stage valving that adjusts to road extremes to help handle frequent stops, heavy loads and high miles
  • IMPROVES PERFORMANCE - Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
  • BUILT TO LAST - Heavy-duty chrome rod and PTFE-banded piston enhance durability for longer service life while PTFE-coated bearing reduces friction between rod and guide
  • CONTROL AND DURABILITY - PTFE-banded piston helps reduce friction between the piston and pressure tube to enhance responsiveness to changing road surfaces
  • CONSISTENT RIDE - OE all-weather fluid contains special modifiers to handle extreme temperatures and help reduce friction and ensure smooth rod reaction
  • CONSISTENT RIDE - OE all-weather fluid contains special modifiers to handle extreme temperatures and help reduce friction and ensure smooth rod reaction
  • CONTROL AND DURABILITY - Banded piston helps reduce friction between the piston and pressure tube to enhance responsiveness to changing road surfaces for smooth operation
  • .05-inch pressure tube withstanding pressure of 9KPSI - On most applications
  • 10-stage valving: Reacts to wide range of driving conditions - on most applications
  • All weather fluid: Contains special modifiers to reduce frictions and ensure smooth rod reaction
Specifications
Compressed Length:
10.83 in

Dust Shield:
No

Dust Shield Included:
No

Extended Length:
17.91 in

Hydraulic Lockout:
No

Includes Bump Stop:
No

Internal Rebound Bumper:
No

Lower Mount Code:
SPEC

Lower Mount Type:
Clevis

Parts Pack(s):
None

Shock Absorber Rod End Measuring Point:
Base of Stem

Travel Length:
7.08 in

Upper Mount Code:
S4

Upper Mount Type:
Stem Mount - 2.3/8" Stem Length X 3/8"-16 Thread Pitch
Loading...
Loading...Loading...Loading...Loading...Loading...
Loading...
Loading...
Loading...Loading...Loading...Loading...Loading...
No results
Loading...
Loading...Loading...Loading...Loading...Loading...
Feedback
Be The First To Know About Deals And Promotions.
Plus, create an account to receive $5 off of $20 or more.
TOP REPLACEMENT PARTS
Brake Pads & Shoes
Brake Rotors
Alternators
Water Pumps
Starters
Brake Calipers

Order Lookup

Help Desk

Store Locator

In Store Services

Mobile App

CUSTOMER SUPPORT
Accessibility Statement
Contact Us
Forgot Password
Help Desk
In Store Pickup
In Store Services
Order Tracking
Recall Information
Return Policy
Same Day Delivery
© 2025 Advance Auto Parts
Privacy Policy
Terms of Use
Site Map
ADVANCING A WORLD IN MOTION®