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Home >> BMW >> 2021 >> X4 xDrive30i >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Crankshaft Seal & Timing Case Cover -- Repair (G02) >> 11 14 Crankshaft Seal, Timing Case Cover >> 11 14 151 Replace the crankshaft seal (transmission side) (X4 xDrive30i 2019-2021) >> Replace the crankshaft seal

Replace the crankshaft seal

Preliminary work 

Removing the rear crankshaft seal 

NOTE: Use the drill (1) with a maximum diameter of 2.5 mm.
G11644949Courtesy of BMW OF NORTH AMERICA, INC.

Installing the rear crankshaft seal 

NOTE: RISK OF DAMAGE 
Radial shaft seal damage. 
Taping the sealing lip (inner) and applying oil to the radial shaft seal will lead to its destruction. 
  • Do not tap the sealing lip (inner) of the radial shaft seal.
  • Do not apply oil to the radial shaft seal.
  • Install the radial shaft seal dry.
G11644939Courtesy of BMW OF NORTH AMERICA, INC.
G11644942Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work