landrover Workshop Repair Guides

Land Rover Workshop Service and Repair Manuals

M/T - Gearbox 5th Layshaft & Gear Retention|Page 9548 > < M/T - Mod Improves Joint Between 5th Gear & Layshaft|Page 9543
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Gear: All Technical Service Bulletins
M/T - Gearbox 5th Layshaft & Gear Retention

NO.
37/04/96/US

DATE
07/19/96

SUBJECT
5TH Layshaft Gear Retention

MODEL
Discovery - equipped with Manual Gearboxes
Defender 90

AFFECTED VEHICLES

LJ

178922 Onwards

LJ

509575 Onwards

LD

976883 Onwards

DETAIL
From the above VIN numbers and gearbox number 55A0416034J all factory built R380 gearboxes are fitted with a revised design of 5th layshaft gear
retention. This modification improves joint integrity between 5th gear and layshaft, significantly increasing durability. The component changes are
detailed below.

Note: The new parts must not be mixed with old ones.

ACTION REQUIRED
When performing repairs upon vehicles listed above new parts should be used.

PARTS INFORMATION

Layshaft Cluster Gear

FTC 4980 replaces FTC 2723 - (Discovery)
FTC 4982 replaces FTC 2941 - (Defender)

5th Layshaft Gear

FTC 4977 replaces FTC 2724
FTC 4978 replaces FTC 2945

FAM 9270 - Split Collar

PROCEDURE
Refer to the Workshop Manual section 37 Manual Gearbox.

WARRANTY
Not applicable

M/T - Gearbox 5th Layshaft & Gear Retention|Page 9548 > < M/T - Mod Improves Joint Between 5th Gear & Layshaft|Page 9543