Differential Codes
From Holdenpaedia
Page created by Unknown Jan 27 2005:
Back to Gearboxes Transmissions and Differentials
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[edit] Differential Codes:
[edit] Decoding:
XX/YY Number Refers to the number of Pinion Gear Teeth (XX) / number of Crown Wheel Teeth (YY)
215-FX-FJ-FE-FC-FB-EK-EJ MODELS
All had the Holden 6 "Grey motor", open diff center and single ratio
Banjo 3.889:1 9/35 Often missquoted and different to the latter 3.9:1 Banjo
EH-HD MODELS
Banjo 3.36:1 11/37 Std for 179
1972 and 1973 3.36 LSD XU-1 to July had a WM diff code and from mid August 73 on XU-1's after engine JP 386598 changed to the XM diff code as they had fine spline axles and side gears, still 3.36 ratio.
There were many other ratios available particularly for the late 1973 XU-1's even 3.9 lsd, these codes will change accordinally.
EH to WB and VH Commodore used the same diff gears just differing housings and bearings for the small Salsbury.
