Volvo Mack Coolant Reservoir Tank (2008-2025) - Premium Full Assembly - Replaces 21846997

Keep your engine cooling system pressurized and leak-free with this Premium Volvo Mack Coolant Reservoir Tank by FleetPro Parts & Tires. Specifically engineered for the demanding environments of Volvo VNL and Mack Anthem, Granite, and Pinnacle models (2008–2025), this surge tank is a high-end, "like-OEM" replacement. Manufactured from reinforced, clear heat-stabilized plastic, it allows for easy fluid level monitoring while resisting the cracking and yellowing common in standard tanks. We stock these heavily right here in our Hanover Park, Illinois warehouse to ensure lightning-fast shipping for owner-operators and fleets across the Midwest and nationwide.

Heavy-Duty Cooling: The Volvo Mack Coolant Reservoir Tank Advantage

This Volvo Mack Coolant Reservoir Tank is a comprehensive, professional-grade solution. Unlike basic aftermarket tanks that require you to reuse old, potentially failing components, this premium unit comes as a complete All-In-One Kit. It includes a pre-installed coolant level sensor, both the filler and pressure caps, and the necessary mounting clamp. Note: This is a direct "drop-in" replacement featuring the standard 4-hole mounting pattern for a secure, vibration-resistant fit on the front of your engine compartment.

At FleetPro Parts & Tires, we specialize in cooling components that meet or exceed strict OEM standards for durability and fitment. This reservoir serves as a direct interchange for major part numbers including Volvo 21846997, Mack 76MF531M, and Dorman 603-5505. Upgrading to FleetPro premium quality ensures your cooling system remains sealed and efficient, preventing costly roadside breakdowns. Upgrade today and experience the difference of a true premium cooling solution.

Vehicle Fitment & Compatibility

This premium coolant surge tank is precision-engineered for the following heavy-duty applications:

• Volvo: VNL Series (2008-2025)
• Mack: Anthem, Granite, and Pinnacle Series (2008-2025)
• Mounting Position: Front

Direct Replacement & Cross-Reference Numbers:

This reservoir serves as a direct exact-fit replacement for the following part numbers:

• Volvo OEM: 21846997, 23059017, 21074569, 21074555, 21314361, 21513975, 22061290, 23911823, 23915461
• Mack OEM: 76MF531M, 76MF533M
• Dorman / SKP: 603-5505, SK6035505
• Automann: 575.1082, AM5751082
• Newstar: S-22162, S22162, VOL-21846997

Technical Specifications

• Material: High-Strength Reinforced Plastic
• Color: Clear (For Easy Fluid Monitoring)
• Mounting Hole Quantity: 4 Holes
• Kit Includes: Filler Cap (20968839), Pressure Cap (21314359), Coolant Sensor (20900982), and Clamp (20915849)
• Brand: FleetPro Parts & Tires