Leon Mk1
| Gearbox housing and clutch housing - Installation overview |

| 1 - | Gearbox |
| q | For replacement, consult the adjustment chart → Chapter |
| 2 - | Needle roller bearing |
| q | For the secondary shaft |
| q | removing → Fig. |
| q | Installing → Fig.. |
| 3 - | Oil filler plugs |
| q | 25 Nm |
| q | Without magnet |
| 4 - | Outer track, roller bearing |
| q | For the secondary shaft |
| q | removing and fitting → Chapter |
| q | If replaced, adjust the secondary shaft → Chapter |
| 5 - | Shim |
| q | For the secondary shaft |
| q | For replacement, consult the adjustment chart → Chapter |
| 6 - | Shim |
| q | For the input shaft. |
| q | For replacement, consult the adjustment chart → Chapter |
| 7 - | Outer track, roller bearing |
| q | For the input shaft. |
| q | removing and fitting → Chapter |
| q | If replaced, adjust the input shaft → Chapter |
| 8 - | Outer track, roller bearing |
| q | For the input shaft. |
| q | removing and fitting → Chapter |
| q | If replaced, adjust the input shaft → Chapter |
| 9 - | Axial/radial needle bearing |
| q | For reverse gear shaft |
| q | removing and fitting → Chapter |
| 10 - | Dowel pegs |
| 11 - | clutch housing |
| q | For replacement, consult the adjustment chart → Chapter |
| 12 - | Spherical pivot |
| q | 25 Nm |
| q | Grease with lubrication grease → Parts Catalogue |
| 13 - | Guide sleeve |
| q | With input shaft oil seal and vulcanised O-ring |
| q | Remove oil seal → Fig. |
| q | Fit oil seal → Fig. |
| q | The guide bush must be removed to replace the input shaft oil seal |
| q | Replace the guide bush and the O-ring together if the latter is damaged |
| 14 - | Bolt |
| q | 20 Nm |
| q | Always replace. |
| 15 - | Sealing ring |
| q | For right-hand articulation flange |
| q | Replacement with gearbox installed → Chapter |
| 16 - | Bush |
| q | For articulation flange oil seal, right → Item |
| q | removing → Fig. |
| q | Installing → Fig.. |
| 17 - | Speedometer operation shaft |
| q | 30 Nm |
| 18 - | Oil change cap |
| q | 25 Nm |
| q | Without magnet |
| 19 - | Outer track, roller bearing |
| q | For differential |
| q | Removing and fitting → Chapter, Differential: disassembly and assembly |
| q | If replaced, adjust the differential → Chapter |
| 20 - | Magnet |
| q | It is supported between the gearbox casing and the clutch housing |
| 21 - | Outer track, roller bearing |
| q | For differential |
| q | Removing and fitting → Chapter, Differential: disassembly and assembly |
| q | If replaced, adjust the differential → Chapter |
| 22 - | Shim |
| q | For differential |
| q | Determine thickness → |
| 23 - | Sealing ring |
| q | For left-hand articulation flange |
| q | Replacement with gearbox installed → Chapter |
