Monroe Magnum Heavy-Duty Shock 66675 for Chevrolet W4500 Tiltmaster, GMC W4500 Forward, W5500 Forward, W7500 Forward, Isuzu FVR, NPR

Monroe Magnum shocks 66675 are built for motorhome and coach applications that demand durability, consistent control, and long service life under heavy loads. Designed for larger RVs and commercial-style chassis, these shocks provide dependable performance in demanding conditions, helping maintain stability and ride comfort over long distances.

Whether you're navigating highways, dealing with uneven pavement, or carrying significant weight, the Magnum series is engineered to keep your suspension controlled and your ride predictable.

Features of the Monroe Magnum 66675:

• Double-Action Valving: Controls both compression and rebound for improved handling and stability
• Heavy-Duty Construction: Built with high-quality materials for long-lasting performance in demanding RV applications
• Anti-Wear Piston Ring: Helps maintain consistent damping performance over time
• High-Temperature Hydraulic Fluid: Designed to perform across a wide range of temperatures without loss of damping control
• Hydraulic Lockout System: Helps prevent overextension of suspension components during extreme movement
• Twin-Tube Design: Provides a balanced combination of ride comfort and durability

Benefits of the Monroe Magnum 66675:

• Improved Ride Control: Keeps the vehicle more stable over bumps, dips, and uneven surfaces
• Enhanced Durability: Built to handle the weight and demands of motorhome and coach use
• Protection for Suspension Components: Helps reduce stress on air suspension systems and related parts
• Extended Tire Life: Promotes consistent tire contact with the road, reducing uneven wear
• Better Comfort for Long Drives: Minimizes harsh impacts and road vibration

Monroe Magnum shocks are a reliable upgrade for RV and coach owners who need dependable performance, improved control, and long-lasting durability in heavy-duty applications.

Specifications of the 66675

• Active or Passive Suspension: Passive
• Adjustable Compression: No
• Adjustable Rebound: No
• Adjustable Ride Height: No
• Compressed Length (IN): 13.375
• Compressed Length (MM): 339.7
• Dust Shield Included: Yes
• Dust Shield Material : Metal
• Extended Length (IN): 22
• Extended Length (MM): 558.8
• Gas Charged: Yes
• Grade Type: Premium
• Hydraulic Lockout: No
• Includes Bump Stop: No
• Internal Rebound Bumper: No
• Lower Mount Code: L3
• Lower Mount Type: Loop Bushing Mount - 3/4" Bushing ID X 1.9/16" Bushing OAL
• Lower Mount Type: Loop (Eyelet) Bushing
• Mounting Hardware Included: Yes
• Part Description: Shock Absorber
• Parts Pack(s): P01167
• Shock Absorber Body End Measuring Point: Center of Loop
• Shock Absorber Rod End Measuring Point: Base of Stem
• Travel Length (IN): 8.625
• Travel Length (MM): 219.1
• Upper Mount Code: S5
• Upper Mount Type: Stem Mount - 2.5/8" Stem Length X 1/2"-13 Thread Pitch