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Home >> Mercedes Benz >> 2009 >> E550 Base >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Rear Axle -- Testing & Repair -- E550 (211.072) >> Testing & Repair >> Secure twelve-point and hexagon collar nut on drive pinion joint flange - AR35.31-P-0530-01B

Secure twelve-point and hexagon collar nut on drive pinion joint flange - AR35.31-P-0530-01B

AR35.31-P-0530-01B  Secure twelve-point and hexagon collar nut on drive pinion joint flange  
REFER TO SHOP-MADE TOOLS Chisel for securing collar nut on joint flange WF58.50-P-3531-01A

IMPORTANT Do not subject to hard axial blows.

  1. Use a caulker to caulk the twelve-point collar nut or hexagon nut with collar (40) into one of the two grooves of the drive pinion gear so that there is no longer a gap between the groove and the locking tabs.

    Shown on 198 mm dia. rear axle center assembly 

    Fig 1: Identifying Hexagon Nut With Collar
    G07505735Courtesy of MERCEDES-BENZ OF NORTH AMERICA.