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Home >> Mercedes Benz >> 2011 >> C63 >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Rear Axle -- C63/C350 (204) >> Testing & Repair >> Remove/install and secure rear axle shaft twelve-point collar nut - AR35.30-P-0115-01TX

Remove/install and secure rear axle shaft twelve-point collar nut - AR35.30-P-0115-01TX

MODEL 204 

REAR AXLE SHAFT

Number  Designation  Model 204
BA35.30-P-1001-01J
 
Collar nut, rear axle shaft to rear axle shaft flange
 
self-locking Nm 350
not self-locking Stage 1 Nm 170
Stage 2 ∠° 45
Fig 1: Identifying Twelve-Point Collar Nut
G07069073Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Thread Locking Compound
G07069074Courtesy of MERCEDES-BENZ USA

Detach

  1. Model 204 Apply parking brake.
  2. Unscrew twelve-point collar nut (12).
    NOTE: The twelve point collar nut (12) should be replaced each  time it is unscrewed. If a self-locking twelve-point collar nut (12) was installed, the thread of the rear axle shaft must be cleaned. Use a suitable brush to remove residues of the thread locking compound (arrow, right picture).
  3. Mount and Secure 

    Note twelve-point collar nut (12) variant. The non self-locking  variant is replaced by the Self-locking variant  .

  4. Tighten twelve-point collar nut (12).
    NOTE: Observe specified tightening torque.
  5. Secure twelve-point collar nut (12) with caulker to ensure that there is no gap between the groove and locking collar of the twelve-point collar nut (12).
    NOTE: Double lock twelve-point collar nut (12) (arrows, left picture), for not self-locking  variant. Lock twelve-point collar nut (12) one time only, with self-locking variant  .
  6. Release parking brake or electronic parking brake.