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Product Information

Product Details
Part No. 65421
Warranty Details (LIMITED LIFETIME REPLACEMENT)
The Monroe® Magnum® shock absorber for class 6-8 vehicles is the first gas-charged, large-bore shock for air spring and taper leaf suspensions. The nitrogen gas charge provides the fast response essential for today's heavy truck suspension systems.

Product Features:
  • FOR HARDWORKING COMMERCIAL VEHICLES -- Designed to handle the demands of high mileage and severe use class 6-8 trucks and buses
  • CONSISTENT RIDE -- All-weather fluid contains special additives to assist with extreme temperatures and help reduce oil breakdown while larger 2-3/8-in. reserve tube holds more fluid to improve performance (most applications)
  • EXCEPTIONAL HANDLING -- 10-Stage valving, tuned specifically to each vehicle, adjusts to road extremes while the larger 1-3/4-in. bore provides more efficient damping control to provide consistency and a smooth ride (most applications)
  • STRONG AND DURABLE -- Shouldered bushing and bonded bushing with sleeve protects from bushing walkout for improved quality; arc welds up to 360 Deg. for durability
  • BUILT TO LAST -- Robust hydraulic lock-out prevents over extension of air bags, top-out of the piston and averts damage to seal assembly (most applications)
  • LONGER SERVICE LIFE -- Bearing with PTFE coating reduces friction between rod and rod guide combined with nitrocarburized piston rod provides durability and longer service life (most applications)
  • REDUCED NOISE, VIBRATION AND HARSHNESS -- Delivers exceptional control and isolates impact-related noise, vibration and harshness under most driving conditions
  • IMPROVES PERFORMANCE -- Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade
  • BUY WITH CONFIDENCE -- Comes with Monroe's 90-day Risk Free Ride Offer and Limited Commercial Warranty
  • All weather fluid: Contains special modifiers to reduce frictions and ensure smooth rod reaction
  • Single-lip, low-friction oil seal
Specifications
Compressed Length:
393.1 mm

Dust Shield:
Yes

Dust Shield Included:
Yes

Dust Shield Material:
Metal

Extended Length:
629.3 mm

Gas Charged:
Yes

Hydraulic Lockout:
Yes

Includes Bump Stop:
No

Internal Rebound Bumper:
No

Lower Mount Code:
LS54

Lower Mount Type:
Loop Bushing and Sleeve Mount - 3/4" Sleeve ID X 1.3/4" Sleeve OAL

Part Description:
Shock Absorber

Parts Pack(s):
None

Shock Absorber Body End Measuring Point:
Center of Loop

Shock Absorber Rod End Measuring Point:
Center of Loop

Travel Length:
9.30 in

Upper Mount Code:
LS54

Upper Mount Type:
Loop Bushing and Sleeve Mount - 3/4" Sleeve ID X 1.3/4" Sleeve OAL
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