The Monroe® Magnum® Rear Suspension 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-duty truck suspension systems.

A comprehensive rear-end replacement for Mack and Volvo on-highway trucks, the Magnum delivers heavy-duty durability and all-weather performance backed by Monroe's 90-day Risk Free Ride Offer and Limited Commercial Warranty.

• For Hardworking Commercial Vehicles: Designed for high mileage and severe use class 6-8 trucks and buses.
• Consistent Ride: All-weather fluid with special additives handles extreme temperatures; larger 2-3/8-in. reserve tube holds more fluid (most applications).
• Exceptional Handling: 10-Stage valving tuned per vehicle; larger 1-3/4-in. bore for more efficient damping and a smoother ride (most applications).
• Strong and Durable: Shouldered and bonded bushing with sleeve prevents bushing walkout; arc welds up to 360° for durability.
• Built to Last: Hydraulic lock-out prevents over-extension of air bags and protects the seal assembly (most applications).
• Longer Service Life: PTFE-coated bearing and nitrocarburized piston rod for durability and extended service life (most applications).
• Reduced NVH: Exceptional control isolating impact-related noise, vibration, and harshness under most driving conditions.
• Improves Performance: Nitrogen gas-charge maintains tire-to-road contact by reducing aeration and shock fade.
• Buy with Confidence: Comes with Monroe's 90-day Risk Free Ride Offer and Limited Commercial Warranty.

Common Fits: Mack CXU (2008-2019), Mack CHU (2011-2019), Mack CXP (2006-2007), Mack CXN (2004-2008), Mack CHN (2004-2007), Mack Anthem (2018-2020); Volvo VNL (2000-2020), Volvo VNM (2000-2018), Volvo VNR (2018-2020), Volvo VN (1998-2004), Volvo VNX (2014-2015). All fitments are rear position.

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Cross References:
Volvo: 20433425, Volvo: 20551628, Volvo: 21462378, Volvo: 21462380, Volvo: 21462384, Volvo: 22202559, Mack: 14QK3101M, Mack: 20897198, Mack: 21462382, Mack: 21462384, Mack: 22202560, Sachs: 141700000443, Mack: 14QK2136M, Volvo GM Heavy Truck: 20433425, Volvo GM Heavy Truck: 20551627, Volvo GM Heavy Truck: 20551628, Mack: 21462378, Volvo GM Heavy Truck: 21462380, Mack: 22202559, Volvo GM Heavy Truck: 22202559, Volvo GM Heavy Truck: 22202560, Sachs: 315421, Sachs: 315435, Sachs: 315608, Sachs: 315609, Sachs: 471700000000, Sachs: 471700000431, Sachs: 471700000443, Sachs: 471700002627, Sachs: 471700006038, Sachs: 471700006039, Sachs: 471700006040, Sachs: 471700009646, Sachs: 471700009647, NAPA Shocks: 65486, General Motors: 806551, Volvo GM Heavy Truck: 8086651, Gabriel: 85066, Gabriel: 85088, Gabriel: 89448, FOX Commercial Truck Shocks: 98031012, FOX Commercial Truck Shocks: 98031022, Automann: A85066, FCS: F347197, FCS: F347205, FCS: F347211, Bulldog HD: HD12150030, Meritor: M85066, Haldex: SA65486, KYB: 6460006, FCS: F344355, FCS: F344359, Alliance Truck Parts: ABPN32G900032, Alliance Truck Parts: ABPN32G900040, Alliance Truck Parts: ABPN32G900078, Alliance Truck Parts: ABPN32O900032, Alliance Truck Parts: ABPN32O900040, Alliance Truck Parts: ABPN32O900078, Sachs: 21462382, Dayton Parts: 44185066, Fleetrite: AMS65486, Fleetrite: SA55042, Volvo GM Heavy Truck: 21462378, Alliance Parts: ABPN32G900032, Alliance Parts: ABPN32G900040, Alliance Parts: ABPN32G900078, Alliance Parts: ABPN32O900032, Alliance Parts: ABPN32O900040, Alliance Parts: ABPN32O900078, RK5025, 21979343, 65486

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