Mahle 40 x 1.75mm diesel circlip specified for Cummins piston pin applications secures the wrist pin within the piston bore. Sized precisely for a 40mm pin with a 1.75mm cross section, this replacement circlip installs into the piston pin groove to retain the pin during engine operation. It’s offered as a service piece for diesel rebuilds that call for this exact dimension and specification.
Mahle MS Cummins Circlip 040.0 x 1.75mm