OE Replacements: 891981, PAP891981, 421GC41CM, 20706263, 20706503, 25100260, 421GC417, 421GC41AM, 421GC41BM, 421GC41CM, 421GC41M, 4559-21438, 20706605

Details: Yoke Valve Screw Mack E-Tech/ASET Engine application with Jake Brake M10-1.25 x 1.23

Mack Multiple Engine Application

Direct replacement for OE part 421GC41CM

Durable steel 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 hardware and fasteners are carefullly designed and feature very low tolerances. Fastener specifications are measured in a 3D environment and tested to ensure the 100% functionality.