MAHLE Original® pistons are OE quality and have the same great OE features such as compensated ring grooves to assure proper ring loading and oil control, as well as expansion controlled designs for small fitting clearances to reduce engine noise, wear, emissions, and improve oil control. MAHLE offers pistons ready for installation with mounted piston rings, with pin and clips included for the convenience of the engine builder. MAHLE is one of the largest OE piston manufacturers in the world. PartNumber : mhl2243354WR Description : Engine Piston Set w/Rings Piston oversize : Standard Piston Item Grade : OE Replacement With Piston Rings : Yes 2001 Dodge Ram 2500 Base L6.-cc Engine Components::Piston Sets - Diesel 2001-2002 Dodge Ram 3500 Base L6.-cc Engine Components::Piston Sets - Diesel