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	Group 5.000 Brakes & Rear Axle - Illustration 15

1972 DIFFERENTIAL IDENTIFICATION CODE

NOTE: THIRD LETTER ADDED TO CODE TO DESIGNATE THE MANUFACTURING DIVISION.

CODE	MANUFACTURER
O	OLDSMOBILE
B	BUICK
P	PONTIAC
C	CHEVROLET
K	MCKINNON

STAMPED CODE SYMBOLS 3/16" MIN. HEIGHT TO BE LOCATED ON R.H. TUBE FRONT SURFACE AS SHOWN. THE TWO LETTER CODE IS TO BE FOLLOWED BY THE MANUFACTURING DIVISION'S CODE LETTER, AS SHOWN AT LEFT.

THE THREE LETTER CODE IS FOLLOWED BY A NUMBER (1-366) INDICATING THE DAY OF YEAR BUILT.

TO BE STAMPED SO SYMBOLS ARE RIGHT SIDE UP WITH AXLE IN CAR POSITION.

SERIES	CODE	GEAR RATIO
STANDARD
EXC. 348	SA	2.73
	SC	3.08
	SR	3.23
348	TA	2.73
	SM	3.08
	TG	3.23
LIMITED SLIP
EXC. 348	SB	2.73
	SD	3.08
	SS	3.23
	TM	3.42
	TO	3.73
348	TB	2.73
	SN	3.08
	TH	3.23

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