Vaico V20-0083 Engine Coolant Reservoir

Engine Coolant Reservoir for BMW Cooling Systems

The Vaico V20-0083 engine coolant reservoir is an OE-style replacement for select BMW cooling systems in hot climate zones. It is built to match the listed dimensions and application requirements for BMW Z3, 323i, 323is, 328i, 328is, M3, 528i, 320i, and 325i models.

Key Features

• Engine coolant reservoir for BMW cooling system service
• Designed for hot climate zones
• Dimensions: 310 mm length, 360 mm width, 130 mm height
• Lightweight construction at 0.380 kg
• VAICO brand line replacement part, part number V20-0083
• Cross-references Anchor 3217 and Gates 23929 for the same application

Product Details

VAICO V20-0083 is an engine coolant reservoir made for specific BMW applications where the original expansion tank has reached the end of its service life. The listed dimensions and hot-climate specification make it a direct-fit replacement choice for cooling system repairs on BMW Z3, BMW 323i, BMW 323is, BMW 328i, BMW 328is, BMW M3, BMW 528i, BMW 320i, and BMW 325i models. The VAICO brand line focuses on application-specific replacement components, and this reservoir follows that approach with fitment tied to OE number 17111723520.

Compatible With: Fits 1997-2000 BMW Z3, N/A; Fits 1998-1999 BMW 323i, N/A; Fits 1998-1999 BMW 323is, N/A; Fits 1996-1999 BMW 328i, N/A; Fits 1996-1999 BMW 328is, N/A; Fits 1995-1999 BMW M3, N/A; Fits 1997-1998 BMW 528i, N/A; Fits 1995 BMW 320i, N/A; Fits 1995 BMW 325i, N/A; Fits 1995 BMW 325is, N/A.

Common Repair Uses

• Cracked or leaking coolant reservoir housing
• Low coolant level caused by tank seepage
• Cooling system overflow or expansion tank failure
• Heat-related plastic fatigue in hot climate operation
• Replacement after OE reservoir wear on BMW cooling systems

Installation Notes

Verify OE number 17111723520 and compare the reservoir dimensions before installation. Inspect the cooling system cap, hoses, and adjacent components for wear while replacing the tank. Confirm the mounting points and hose connections match the vehicle before filling and bleeding the cooling system.

Quality Assurance

This VAICO coolant reservoir is an aftermarket replacement built for the listed BMW applications and OE-numbered fitment. Part number V20-0083 is specified for hot climate zones and is intended to meet the dimensional and application requirements shown in the fitment data.