landrover Workshop Repair Guides

Land Rover Workshop Service and Repair Manuals

Intermediate reduction drive (IRD) unit - K1.8|Page 498 > < Intermediate reduction drive (IRD) unit - K1.8
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INTERMEDIATE REDUCTION DRIVE

41-8

REPAIRS

10. Reference mark front propeller shaft for 

reassembly.

11. Raise one rear wheel for rotation of propeller 

shaft to access bolts.

12. Remove 6 nuts and bolts securing propeller 

shaft to IRD drive flange.

13. Release propeller shaft from IRD drive flange 

and tie shaft aside.

CAUTION: Care must be taken to support 
the Tripode joint when removed from the 
IRD unit. To avoid damage to gaiter or steel 
can, the joint should not be allowed to fully 
extend or be dropped.

14. Remove 3 nuts securing mass damper to 

pinion housing.

15. Remove mass damper.
16. Disconnect breather hose from IRD housing.
17. Position container to collect coolant spillage.
18. Release clips and disconnect coolant hoses 

from IRD.

19. Remove bolt securing engine lower steady to 

bracket on sump.

20. Remove engine lower steady.

21. Remove 3 bolts securing lower engine steady 

bracket to sump and remove bracket.

22. Remove upper bolt securing IRD support 

bracket to cylinder block.

23. Remove 5 bolts securing support bracket to 

IRD.

M12 7142

M12 7144

M12 7165

M12 7166

Intermediate reduction drive (IRD) unit - K1.8|Page 498 > < Intermediate reduction drive (IRD) unit - K1.8