The Monroe® Magnum® Front and Rear Suspension Shock Absorber for class 3-6 vehicles is gas-charged for quicker response and a stable, more comfortable ride. Designed to handle high mileage and severe use demands, it replaces worn units to help reduce excessive vibration.

With vehicle-specific 10-stage valving and all-weather durability, this Magnum shock suits a broad range of commercial trucks, buses, and specialty vehicles, backed by Monroe's 90-day Risk Free Ride Offer.

• For Hardworking Commercial Vehicles: Designed for high mileage and severe use class 3-6 trucks and buses.
• Consistent Ride: All-weather fluid with special additives handles extreme temperatures; 2-in. or 2-1/4-in. reserve tube holds more fluid (when required).
• Exceptional Handling: 10-Stage valving tuned per vehicle; larger 1-3/8-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 long-lasting durability (most applications).
• Reduced NVH: Isolates 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 U (1981-1989), Mack F (1981-1982), Mack GU4 and GU5 (2012-2017), Mack Granite (2015-2017), Mack Pinnacle (2019-2022); International 9300, 9400, 9600, 9700 (1989-1999, front and rear); Kenworth T800 (rear); Chevrolet C50, C60, C70 (1973-1980, front); Workhorse R26 (2007-2009).

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Cross References:
Holland: 90044089, Neway: 90044089, Hendrickson: 60670002, Hendrickson: S2160, Hendrickson: S25515, Mack: 14QK2100P3, Mack: 14QK2100P4, Mack: 14QK434M, Mack: 20998401, Kenworth: 90044089, Batco: 1083207, Batco: 1083225, Blue Bird: 110808, Ridewell Corp: 1250789B000, Ridewell Corp: 1267172B000, Ridewell Corp: 1270789B000, Monroe Shocks & Struts: 12866, Duplex: 12866, Dura Suspension: 12866, Mack: 14QK1200P4, Mack: 14QK143, Mack: 14QK29301P1, Mack: 14QK29301P2, Mack: 14QK29302, Mack: 14QK29302P1, Mack: 14QK375, Oshkosh: 1573270, PRT HD: 170140, Watson & Chalin: 17382, Reyco Granning: 1816301, Great Dane Trailers: 1816301, General Motors: 22007750, Mack: 25621480, Mack: 25621692, Mack: 25624364, Sachs: 315544, Sachs: 317782, KYB: 341632, Volvo GM Heavy Truck: 3919911, Sachs: 410048, Trailmobile: 434239, Trailmobile: 436164, Trailmobile: 438011, Hendrickson: 47902011, General Motors: 4940650, General Motors: 4975467, Gold Shock Absorber: 5001258, Navistar: 503550C1, Navistar: 503610C1, Navistar: 503610C2, ACDelco: 50820, Brockway: 530873, General Motors: 5532425, General Motors: 5532433, Monroe Shocks & Struts: 555026, Neway: 57306886, Neway: 57366886, Gabriel: 59039, Navistar: 596329C1, Mack: 600103, Mack: 600103MT, Monroe Shocks & Struts: 601103, Hendrickson: 606702, Monroe Shocks & Struts: 6087, Monroe Shocks & Struts: 6091, Mack: 660103, Mack: 660103MT, Monroe Shocks & Struts: 661103, Hendrickson: 66153002, NAPA Shocks: 66886, Paccar Parts: 680280, Gabriel: 68028040Y, Monroe Shocks & Struts: 6886, Monroe Shocks & Struts: 6890, Monroe Shocks & Struts: 6892, Chance Coach: 6892, Monroe Shocks & Struts: 6993, Monroe Shocks & Struts: 70656, Gabriel: 727607, Gabriel: 736802, Gabriel: 83124, Gabriel: 83207, Koni: 881490, Koni: 881642, Trailmobile: 90044089, Benson: 90044089, Twin Coach: 90044089, Neway: 90044684, Gold Shock Absorber: 9160470, Gold Shock Absorber: 9180194, Highway Products: A16134, Hendrickson: A2160, Navistar: AMS600103, Navistar: AMS660103, Ridewell Corp: AS789B, Eldorado National: C800853, Motorcraft: CAX886, Euclid: E83207, Euclid: E85014, FCS: F347209, FCS: F347210, FCS: F347279, KYB: KG6009A, Nuturn/leland: L57655, Nuturn/leland: L59039, Meritor: M83124, Meritor: M83207, Meritor: M85014, Euclid: M89407, Volvo GM Heavy Truck: RCSA3124, Ridewell Corp: S5878B, Ridewell Corp: S7172B, Volvo GM Heavy Truck: SA3124, KYB: 345030, KYB: 345613, KYB: KG6001A, Alliance Truck Parts: ABPN32G900085, Alliance Truck Parts: ABPN32O900085, Nuturn/leland: E83207, Dayton Parts: 44183124, Hendrickson: 4790211, Hendrickson: 60670002L, GMC: 5532433, GMC: 22007750, GMC: 4940650, GMC: 4975467, GMC: 5532425, Alliance Parts: ABPN32G900085, Alliance Parts: ABPN32O900085, 66886

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