Tailshaft Housing Rebuild Kit - 2 Seal Style - Bert Ball Spline Tailshaft Housings - Kit MPN - R2 THIS REBUILD KIT IS FOR THE NEW STYLE BALL SPLINE TRANSMISSION WITH 2 SEALS ( 1 FRONT & 1 REAR ) IN THE BALL SPLINE ASSEMBLY.THIS CHANGE WAS MADE IN 2005. HAS 3 GREASE ZIRKS , RACES,SEALS AND BALLS Vendor BERT TRANSMISSIONS Truck Freight-- NO