RAISING THE STANDARD FOR WORLD-CLASS WHEEL ENDS 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 eliminates the need to purchase, install and adjust separate wheel end components and fasteners while guaranteeing reliability. CATALOG NUMBER 07 www.midwestwheel.com NLINE www.midwestwheel.com Order NLINE ™ Safety Provides quick, easy installation with a simple torque-down procedure and no bearing adjustment. Includes Zip-Torq ® axle fastener featuring a unitized design with no additional clips, keepers, snap rings or screws, increasing simplicity for technicians. Performance Trifecta includes the Discover ® XR, a high- performance seal with patent-pending GlideLock ™ technology which essentially eliminates installation issues by reducing installation force by 50% with no prelube required — an industry first. Discover XR and the Defender ESP ™ hub cap combine to set a new standard for contamination exclusion and raise the bar for long-life wheel end systems. Confidence Features industry-standard components manufactured by STEMCO & Webb Wheel. Backed by STEMCO support nationwide, including on-site training and certification, TMC-approved procedures and a 5-year/500,000 mile parts and labor OEM warranty. ASSEMBLY PART NO. DESCRIPTION MIN/MULT ST 453-0136 FF 5.44" DFlat, 14.6 K, 2.74" Wheel Stud, Iron Hub, w/ ABS 1 ST 453-0236 FF 5.44" DFlat, 14.6 K, 3.19" Wheel Stud, Iron Hub, w/ ABS 1 ST 453-0137 FF 5.44" Tang, 14.6 K, 2.74" Wheel Stud, Iron Hub, w/ ABS 1 ST 453-0237 FF 5.44" Tang, 14.6 K, 3.19" Wheel Stud, Iron Hub, w/ ABS 1 ST 453-0173 R, 40 K, 3.15" Wheel Stud, Iron Long Hub, w/ ABS 1 ST 453-0273 R, 40 K, 4.06" Wheel Stud, Iron Long Hub, w/ ABS 1 NOTE: Initial part numbers available for truck applications only and are approved for oil bath applications only. Failure to run Trifecta wheel end systems with oil will result in loss of warranty.