Bore: 4.016 IN Thickness: 0.173 IN Width: 0.094 IN Ring Type Code: RBT-10 Cross Reference: Cummins 4089669
Bore: 4.035 IN Thickness: 0.169 IN Width: 0.158 IN Ring Type Code: GCL-40UAW Cross Reference: Cummins 4089670
Size: .040 IN Piston With Rings Cross Reference: 3970127
w/ Rings; Non-Coated
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.
Features & Benefits:
Highest quality OE replacement pistons available - MAHLE Original replacement pistons are precision machined to very tight tolerances; designed with OE form, fit, and function
Lightweight design for reduced reciprocating mass without sacrificing reliability; reducing bearing loads, offering smoother engine running, and improving engine response
The development and production of pistons and piston systems are core competencies of MAHLE; based on international development work and high-end engineering, state of the art methods have been used to create piston assemblies
