Resistant to cracking and wear from heat cycles preventing coolant loss.Manufactured to engineering standards and specifications in materials and tolerances.Complete drop-in kit includes everything you need to do the job correctly,Includes expansion tank, cap, and all necessary componentsAllows you to replace only damaged unit instead of entire assemblyQuality-engineered replacement part properly restores cooling functionFor - ML320 1998-2003 Base Sport Utility V6 3.2L with lamp washerFor - ML350 2003-2005 Base Sport Utility V6 3.7L with lamp washerFor - ML430 1999-2001 Base Sport Utility V8 4.3L with lamp washerFor - ML500 2002-2005 Base Sport Utility V8 5.0L with lamp washerPart Number: 1638600560, 1638601160, 1638601260, 1638690820Ports : 3 HolesTank capacity: 7.6 Literscolour:whiteMaterial:ABSPackage Contents:1 * Windshield cleaning oil tankOnly the above package content, other products are not included.Note:Light and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/- 1-3cm.