OE Replacements: 121290, CUP121290, 3102646, 3102646

Details: O-Ring 0.139 in C/S x 1.421 in ID 3.53 mm C/S x 36.09 mm ID EPDM 70, Peroxide Cured Orange Teflon Coat Series # -221

Multiple Engine Applications

Direct replacement for OE part 3102646

Durable EPDM construction

Quality You Can Trust – PAI has established themselves as the leading supplier of aftermarket heavy duty diesel parts, with quality standards that always meet or exceed OE standards

DETAIL – HDKits O-rings are carefully designed and feature unparalleled low tolerances. O-ring specifications are measured in a 3D environment and tested to ensure the 100% functionality.