The Yukon left-hand carrier bearing adjuster is specified for GM 9.25" IFS applications up through 2010 and provides the carrier-side adjuster needed to set bearing preload. Yukon’s listing also notes related parts to consider during service — side seal YSM710497, O-ring YSPO-002, bearing TK JLM506811 and axle bearing BCAB2610 — to aid a complete rebuild when applicable.
Yukon Gear Left Hand Carrier Bearing Adjuster For 9.25in GM IFS