Seat Leon >> Sealing rings

Location overview - seals

Final drive - differential

  1. - Oil seal
    • For the input shaft
    • Replace after removal
  2. - Oil seal
    • For right flange shaft
    • Replace after removal
  3. - Oil seal
    • For left flange shaft
    • Replace after removal
  4. - Oil seal
    • For the gear selection shaft
    • Replace after removal

Renewing left oil seal

Special tools and workshop equipment required

Final drive - differential

  • Universal tool - VW 771-
  • Puller hooks - VW 771/37-
  • Thrust pad - T10160-
  • Tray - V.A.G 1306-
  • or drip tray for workshop hoist - VAS 6208-
  • Torque wrenches - V.A.G 1331-
  • Sealing grease
  • For grease allocation, refer to - Electronic parts catalogue (ETKA) .

Removing

  • Remove the left hand side wheel.
  • Remove noise insulation .
  • Turn the steering toward the left.

 

  • Remove drive shaft from flange shaft .
  • Raise drive shafts as high as possible and secure, taking care not to damage surfaces.
  • Place drip tray under gearbox.
  • Extract the bolt fastening the flanged shaft. To do so, thread 2 bolts on the flange and lock the shaft using the assembly lever.
  • Remove flanged shaft together with compression spring.

  • Remove the flanged shaft seal with the universal tool - VW 771- and the extraction hook - VW 771/37- .

Installing

Final drive - differential

  • Drive in new seal to stop, being careful not to cant seal.

  • Fill space between sealing lip and dust lip -arrow- with sealing grease .
  • Insert flange shaft.
  • Secure flange shaft with countersunk bolt and tighten to 25 Nm.
  • Install drive shaft to flange shaft .
  • Check gear oil level and top up to lower edge of oil filler hole if necessary .
  • Install the lower part of the front left wheel housing liner.
  • Install noise insulation .

Final drive - differential

Specified torques

  • Flange shaft to gearbox

Renewing right oil seal

Special tools and workshop equipment required

Final drive - differential

  • Universal tool - VW 771-
  • Puller hooks - VW 771/37-
  • Thrust pad - T10160-
  • Tray - V.A.G 1306-
  • or drip tray for workshop hoist - VAS 6208-
  • Torque wrenches - V.A.G 1331-
  • Sealing grease
  • For grease allocation, refer to - Electronic parts catalogue (ETKA) .

Removing

  • Remove noise insulation .
  • If present, remove the heat shield -arrows- of the drive shaft.
  • Remove drive shaft -1- from flange shaft .
  • Raise drive shaft as high as possible and secure, taking care not to damage surfaces.
  • Place drip tray under gearbox.

Final drive - differential

  • Extract the bolt fastening the flanged shaft. To do so, thread 2 bolts on the flange and lock the shaft using the assembly lever.
  • Remove flanged shaft together with compression spring. If necessary, remove engine/gearbox connecting bolt in area of flange shaft.

  • Pull out flange shaft oil seal using multi-purpose tool - VW 771- and puller hooks - VW 771/37- or prise out using a lever.

Installing

  • Drive in new seal to stop, being careful not to cant seal.
  • Half-fill space between sealing lip and dust lip with sealing grease .
  • Insert flange shaft.
  • Secure flange shaft with countersunk bolt and tighten to 25 Nm.
  • Install drive shaft to flange shaft.

  • Install heat shield for drive shaft, if present -arrows- .
  • Check gear oil level and top up to lower edge of oil filler hole if necessary.
  • Install noise insulation .

Specified torques

  • Flange shaft to gearbox

Final drive - differential

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