STEMCO’s Trifecta™ Pre-Adjusted Hub Assembly combines premiere STEMCO wheel end technologies with the trusted Webb® hub in a single, pre-adjusted assembly, ensuring a faster and more secure installation. Trifecta is currently available for truck and trailer—both P-type and N-type spindle—applications.
Has Prerequisite

TQM Wheel End Part 2 – Grit Guard® Installation
Requires TQM Wheel End Training Part 1