The Monroe Magnum Front Suspension Shock Absorber for class 6-8 vehicles is the first gas-charged, large-bore shock designed for air spring and taper leaf suspensions. The nitrogen gas charge provides the fast response essential for today’s heavy-duty truck suspension systems.Built for severe use class 6-8 trucks, the Magnum front shock covers an extensive range of Peterbilt and Kenworth platforms from the 1980s through the 2020s with consistent, large-bore performance.FOR HARDWORKING COMMERCIAL VEHICLES: Designed to handle high mileage and severe use class 6-8 trucks and buses.CONSISTENT RIDE: All-weather fluid handles extreme temperatures; larger 2-3/8-in. reserve tube holds more fluid (most applications).EXCEPTIONAL HANDLING: 10-Stage valving tuned to each vehicle; larger 1-3/4-in. bore for efficient damping (most applications).STRONG AND DURABLE: Shouldered and bonded bushings protect from bushing walkout; arc welds up to 360 for durability.BUILT TO LAST: Robust 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 NOISE, VIBRATION AND HARSHNESS: Exceptional control isolating NVH under most driving conditions.IMPROVES PERFORMANCE: Nitrogen gas-charge reduces aeration and shock fade.BUY WITH CONFIDENCE: Comes with Monroe’s 90-day Risk Free Ride Offer and Limited Commercial Warranty.Common Fits: Compatible with front suspension on Peterbilt 320, 357, 365, 367, 372, 375, 376, 377, 378, 379, 382, 384, 385, 386, 387, 388, 389, 520, 567, and 579 (1986-2024), and 2023 Kenworth W990. Cross References:Kenworth: B716011, Peterbilt: 0201787, Peterbilt: 0202737, Peterbilt: 0202742, Peterbilt: B716007, Peterbilt: B716009, Peterbilt: B716011, Paccar Parts: 201787, Peterbilt: 202225, Peterbilt: 202737, Paccar Parts: 202742, Peterbilt: 204010, Peterbilt: 2312262, Sachs: 315558, Sachs: 316305, KYB: 341613, Volvo GM Heavy Truck: 3919932, Neway: 57365101, Mack: 650101, Monroe Shocks & Struts: 650101, Mack: 650101MT, NAPA Shocks: 65101, Freightliner: 665659, Paccar Parts: 665932, Gabriel: 68026140Y, Mack: 700111MT, Gabriel: 728624, Gabriel: 85062, Gabriel: 89408, Gold Shock Absorber: 9180126, FOX Commercial Truck Shocks: 98031000, Navistar: AMS650101, Kenworth: B716007, Paccar Parts: B716007, Kenworth: B716007PLUS, Peterbilt: B716007PLUS, Paccar Parts: B716009, Paccar Parts: B716011, FCS: F347227, Bulldog HD: HD12150032, KYB: KG6006, Meritor: M85062, Meritor: M89408, Volvo GM Heavy Truck: RCSA5062, Volvo GM Heavy Truck: SA5062, Road Choice: SA5062, KYB: 341624, FCS: F347300, Gabriel: 341613, Paccar Parts: 0201787, Paccar Parts: 0202742, Peterbilt: 0202225, Peterbilt: 0204010, Dayton Parts: 44185062, Fleetrite: AMS65101, 65101, RK4015 .doc-card{display:flex;flex-direction:column;width:140px;border:0.5px solid #d0d0d0;border-radius:8px;overflow:hidden;background:#fff;} .doc-card:hover{border-color:#999;} .doc-card img{width:100%;display:block;aspect-ratio:3/4;object-fit:cover;background:#f5f5f5;} .doc-card-placeholder{width:100%;aspect-ratio:3/4;background:#f5f5f5;display:flex;align-items:center;justify-content:center;} .doc-card-body{padding:8px 10px 10px;border-top:0.5px solid #e0e0e0;} .doc-card-title{font-size:12px;font-weight:500;color:#111;text-align:center;line-height:1.4;margin:0;font-family:sans-serif;} .doc-card-link{text-decoration:none;color:inherit;display:block;} .doc-card-link:hover .doc-card-title{color:#1a6eb5;} Installation Manual Safety Data Sheet Safety Data Sheet 2