SEAT Workshop Service and Repair Manuals > Leon Mk2 > 4-speed automatic gearbox 099, four-wheel drive | Final drive, differential, differential lock | Renewing flange shaft or drive flange oil seals (final drive installed)

Renewing left drive flange oil seal

–	Unbolt drive shaft and tie up.

–	Pull drive flange with output shaft out of sun wheel by turning bolt -A- (M 10 x 100). When doing this, place a chisel or spacer -B- under drive flange.

If the drive flange is tilted during the removal procedure, screw a bolt into the hole on the opposite side in order to pull it out.

–	Lever oil seal out using assembly lever.

–	Drive in new oil seal to stop.

Half-fill space between sealing lip and dust lip with grease -G 052 128 A1-.

–	Clamp output shaft with drive flange in vice using protective jaw covers.

–	Use new circlip -A- to press old circlip out of groove in output shaft.

–	Drive in output shaft with drive flange using plastic headed hammer.

–	Renew drive flange/drive shaft seal (pull off protective foil and glue seal into joint).

–	Reconnect drive shaft flanges.

–	Check rear final drive oil → Chapter.

SEAT Workshop Service and Repair Manuals