Axle Codes

1967 Camaro
Code Gear Ratio Notes
PA 3.08:1
PB 3.36:1
PC 3.31:1 4 speed 350
PD 3.07:1 Posi
PE 3.08:1 Posi
PF 3.31:1 Posi
PG 3.36:1 Posi
PH 3.55:1 small ring gear
PI 3.55:1 large ring gear
PJ 3.73:1 Posi
PK 3.55:1 4 speed
PL 3.55:1 4 speed close ratio
PM 3.73:1
PN 3.07:1 metallic brakes
PO 3.07:1 metallic brakes Posi
PP 3.31:1 metallic brakes
PQ 3.55:1 metallic brakes, large ring gear
PR 3.31:1 metallic brakes Posi
PS 3.55:1 metallic brakes, Posi, large ring gear
PT 3.73:1 metallic brakes
PU 3.73:1 metallic brakes, Posi
PV 3.07:1
PW 2.73:1
PX 2.73:1 posi
PY 2.73:1 posi
PZ 2.73:1
QA 4.10:1 posi
QB 4.56:1 posi
QC 4.88:1 posi
QD 2.73:1
QE 2.73:1 posi
QF 4.10:1
QG 4.56:1
QH 4.88:1
QI 2.73:1 posi
QJ 3.07:1 posi
QK 3.31:1 posi
QL 3.31:1
QM 2.73:1 Metallic brakes
QN 2.73:1 Metallic brakes
QO 3.07:1 Metallic brakes
QP 3.07:1 Metallic brakes posi
QQ 3.31:1
QR 3.31:1 Metallic brakes posi
QS 3.07:1 Metallic brakes
QT 2.73:1
QU 2.73:1 posi
QV 2.73:1 Metallic brakes
QW 3.07:1 posi
QX 2.73:1 Metallic brakes posi
QY 3.07:1 Metallic brakes
QZ 3.07:1 Metallic brakes posi
1968 Camaro
Code Gear Ratio Notes
BA 2.56:1 small ring gear
BB 2.56:1 small ring gear, Posi
BC 3.36:1
BI 2.73:1
BL 3.07:1
BN 3.55:1
BP 2.73:1
BQ 2.73:1 large ring gear, Posi
BR 3.07:1 Posi
BS 3.31:1 Posi
BT 3.55:1 Posi
BU 3.37:1 Posi
BV 4.10:1 Posi
BW 4.56:1 Posi
BX 4.88:1 Posi
BY 2.73:1 large ring gear, Posi
BZ 2.73:1  
PB 3.31:1
PE 3.08:1 Posi
PG 3.07:1 Posi
PH 3.55:1 small ring gear, Posi
PK 3.55:1  
PN 2.56:1 large ring gear
PO 2.56:1 Posi, metallic brakes
PP 3.07:1
PR 3.31:1 Posi
PX 2.73:1 small ring gear, Posi
PY 2.56:1  
PZ 2.56:1 Posi
Q2 3.55:1 large ring gear
Q3 3.55:1 large ring gear, Posi
1969 Camaro
Code Gear Ratio Notes
BA 2.56:1
BB 2.56:1 Posi
BC 3.36:1
BD 3.36:1 Posi
BE 4.10:1 Posi HD COPO
BI 2.73:1
BL 3.07:1
BM 3.31:1
BN 3.55:1
BO 3.73:1
BP 2.73:1
BQ 2.73:1 Posi
BR 3.07:1 Posi
BS 3.31:1 Posi
BT 3.55:1 Posi
BU 3.73:1 Posi
BV 4.10:1 Posi
BW 4.56:1 Posi
BX 4.88:1 Posi
PA 3.08:1
PB 2.56:1
PC 2.56:1 Posi
PD 2.73:1
PE 3.08:1 Posi
PF 2.73:1 Posi
PG 3.08:1
PH 3.55:1
PK 3.55:1
PN 3.08:1 Posi
PP 3.36:1  
PS 3.36:1 Posi
PX 2.73:1 Posi
PY 2.56:1
PZ 2.56:1 Posi
QN 4.88:1 Posi
QS 2.56:1 Posi
QT 2.73:1 Posi
QU 3.07:1 Posi
QV 3.31:1 Posi
QW 3.55:1 Posi
QX 3.73:1 Posi
QY 4.10:1 Posi
QZ 4.56:1 Posi

 

REAR AXLE ASSEMBLY DATE

QX0713G2

Ratio Month Day Gear Plant Shift
See engine and parts codes section 01 - Jan thru
12 - Dec
1 thru 31 See Protect-o-Plate section 1 - 1st
2 - 2nd
REAR HOUSING CASTING DATE

G139

Month Day Year
A - Jan thru
L - Dec
1 thru 31 7 - 1967
8 - 1968
9 - 1969
RING AND PINION GEAR

769

Month Year
A - Jan thru
L - Dec
7 - 1967
8 - 1968
9 - 1969

 

Alternator Axle Camshaft Carburetor
Connecting Rod Crankshaft Differential Distributor
Exhaust Manifold Intake Manifold Piston Transmission
Water Pump      
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