MIDWEST MOTORS

DRIVING THE HEARTLAND • EST. 2024

High-Performance Suspension for Commercial Vehicles

The Monroe Magnum 66638 is a premium nitrogen gas-charged shock absorber specifically engineered for the rigorous demands of Class 3 through Class 6 commercial trucks and buses. Designed to handle high-mileage and severe-use environments, the Magnum series delivers a stable, controlled ride that reduces vehicle vibration and operator fatigue.

TECHNICAL SPECIFICATIONS

• Extended Length: 26.83 inches
• Compressed Length: 16.69 inches
• Stroke Length: 10.14 inches
• Bore Diameter: 1-3/8 inch for efficient damping control
• Internal Design: Twin-tube gas-charged for faster response
• Mounting: Loop Bushing and Sleeve (3/4" ID) on both ends

KEY FEATURES & BENEFITS

• 10-Stage Valving: Provides consistent control at all speeds by adjusting to road extremes.
• All-Weather Fluid: Contains special additives to reduce friction and handle extreme temperatures without oil breakdown.
• Hydraulic Lock-Out: Protects air suspension systems by preventing over-extension of air bags and piston top-out.
• Nitrocarburized Piston Rod: Heavy-duty rod construction provides superior strength and long-term durability.

VEHICLE COMPATIBILITY

This shock absorber is a direct fit for various heavy-duty applications including:

• Ford: CL9000, CLT9000 (1981-1989), C-Series
• International: 2275, 2554, 2574, 3800, 9600, 9700 (1979-2004)
• Mack: CH, MH, RB Series (1983-2005)
• IC Corporation: RE School Bus (2003-2016)