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Home >> Mercedes Benz >> 2003 >> S430 Base >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Rear Axle-- Testing & Repair -- 215 & 220 Chassis - 2 Of 2 >> Testing & Repair >> Replace radial sealing ring at drive pinion gear (with rear axle differential installed) - AR35.31-P-0530I >> 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

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 Twelve-Point And Hexagon Collar Nut On Drive Pinion Joint Flange - Shown On 198 Mm Dia. Rear Axle Center Assembly
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