Range Rover HSE (LP) V8-4.6L (1997)
Carrier Pinion Gears: Technical Service Bulletins
Drivetrain - Revised Pinion Assembly/Torque Values
No:
51/02/98/NAS
Ref:
WSM Section 51
Issue:
1
Date:
05/29/98
New Differential Pinion Configuration and New Torque Value
AFFECTED VEHICLE RANGE:
FRONT AXLE # REAR AXLE #
RANGE ROVER (LP)
N/A
51S43778A
DISCOVERY (LJ)
78L61052A
47S90104A
DEFENDER (LD)
91L01867A
42S41563A
SITUATION:
NEW STYLE PINION WITH INTERNAL THREAD INTRODUCED
To simplify production and to improve durability a new style differential pinion is now being used in production from the above axle numbers. Because
of the new configuration, the torque recommendations in the Workshop Manual no longer apply when installing the pinion drive flange onto the new
configuration pinion.
RESOLUTION:
When repairing or replacing differential assemblies with the new internal thread configuration, ensure that the proper spare parts are being utilized and
that the correct torque is applied.
PARTS INFORMATION:
Refer to the parts catalog for current components.
FS112301P
Bolt
FTC5413
Washer
WARRANTY CLAIMS:
Normal warranty policy and procedures apply
REPAIR PROCEDURE:
TORQUE VALUES FOR NEW COMPONENTS
CAUTION:
Applying torque greater than specified in this bulletin may result in damage to the bolt and potential sheering of the bolt shaft.
1.
Refer to WSM Section 51 and perform repairs as required by symptoms.