Workshop Manuals Factory service & repair Land Rover
01 02 AMENDMENT INSTRUCTION SHEET03 INTRODUCTION04 GENERAL SPECIFICATION DATA05 ENGINE TUNING DATA06 GENERAL FITTING REMINDERS07 MAINTENANCE08 ENGINE09 FUEL SYSTEM10 COOLING SYSTEM11 MANIFOLD AND EXHAUST SYSTEM12 CLUTCH13 MANUAL GEARBOX14 TRANSFER GEARBOX15 PROPELLER SHAFTS16 REAR AXLE AND FINAL DRIVE17 FRONT AXLE AND FINAL DRIVE18 STEERING19 FRONT SUSPENSION20 REAR SUSPENSION21 BRAKES22 WHEELS AND TYRES23 CHASSIS AND BODY24 HEATING AND VENTILATION25 AIR CONDITIONING26 WIPERS AND WASHERS27 ELECTRICAL28 INSTRUMENTS
Land Rover 300Tdi Defender13 · MANUAL GEARBOX
13 · Transmission

R380 GEARBOX (page 5 of 6)

Make
Land Rover
Model
Defender 300Tdi Defender
MANUAL GEARBOXR380 GEARBOX · page 5 of 6
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MANUAL GEARBOX

5

REPAIR

Separating transfer gearbox from main gearbox

50. Remove transmission assembly from hoist

cradle and position safely on a bench.

51. Remove breather pipes. Discard pipe union

sealing washers.

52. Remove ’Nyloc’ nut, and remove bolt, securing

lever to high/low shaft.

53. Collect spacer washer.
54. Remove 2 clips and remove differential lock

lever link.

55. Remove lower locknut from high/low operating

rod.

56. Place a sling round transfer box and attach to

hoist.

57. Remove nut and 4 bolts securing transfer

gearbox to extension housing.

58. Withdraw transfer gearbox.

Assembling transfer gearbox to main gearbox

59. Clean extension housing and transfer gearbox

mating faces.

60. Ensuring loose upper dowel is fitted, hoist

transfer gearbox into position.

61. Secure transfer box to extension housing.

Tighten fixings to

40 Nm (30 lbf/ft).

62. Connect high/low operating rod, fit and tighten

locknut.

63. Fit link to differential lock lever and secure with 2

clips

64. Align lever to high/low shaft, position washer, fit

bolt and new Nyloc nut. Tighten to

2 Nm (1.5

lbf/ft).

65. Position breather pipes, secure pipe unions

using new sealing washers. Tighten unions to

15

Nm (11 lbf/ft).

Fitting transfer gearbox and main gearbox
assembly

66. Position transmission assembly to hoist cradle.
67. Clean bell housing and engine mating faces.

Apply sealant to both mating faces.

68. Temporarily fit gear lever and select any gear in

main gearbox to facilitate entry of gearbox input
shaft. Engage low range.

69. Position and raise hoist, fit transmission to

engine whilst keeping harness and pipes clear to
prevent trapping.

70. Secure transmission to engine. Tighten fixings to

45 Nm (33 lbf/ft).

71. Secure earth leads to RH side of transfer box.
72. Connect reverse lamp switch connectors and

differential lock switch connectors.

73. Secure breather pipes to harness with clips.
74. Remove support from engine sump.
75. Position temporary support under transmission.
76. Secure LH and RH mounting brackets to

gearbox. Tighten fixings to

55 Nm (41 lbf/ft).

77. With assistance and using a body jack between

chassis longitudinals, jack chassis sufficiently to
enable fitment of crossmember.

Parts & tools for this job Staging For Land Rover Defender

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