[Z06] FE1, FE3 or FE4 ??
Wheel Alignment Specifications
RPO
Operation
Service Preferred
Tolerance
Front Alignment Specifications
All
Front Individual Toe
+ 0.04
+/- 0.10
All
Front Sum Toe
+ 0.08
+/- 0.20
All
Steering Wheel Angle
0.0
+/- 1.0
FE1 & FE3
Front Individual Caster
+ 7.4
+/- 0.5
FE1 & FE3
Front Cross Caster
Within +/- 0.5
--
FE1 & FE3
Front Individual Camber
- 0.20
+/- 0.5
FE1 & FE3
Front Cross Camber
Within +/-0.5
--
FE4 (Z06)
Front Individual Caster
+ 6.9
+/- 0.5
FE4 (Z06)
Front Cross Caster
Within +/- 0.5
--
FE4 (Z06)
Front Individual Camber
- 0.70
+/- 0.5
FE4 (Z06)
Front Cross Camber
Within +/- 0.5
--
Rear Alignment Specifications
All
Rear Individual Toe
- 0.01
+/- 0.10
All
Rear Sum Toe
- 0.02
+/- 0.20
All
Rear Thrust Angle
0.0
+/- 0.10
FE1 & FE3
Rear Individual Camber
- 0.18
+/- 0.5
FE1 & FE3
Rear Cross Camber
Within +/- 0.5
--
FE4 (Z06)
Rear Individual Camber
- 0.68
+/- 0.5
FE4 (Z06)
Rear Cross Camber
Within +/- 0.5
--





It is FE4... here are the exact part numbers for front and rear 04 Z06 Shocks
Part: 10339944
Category: Struts & Shocks
Description: ABSORBER
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Part: 10339945
Category: Struts & Shocks
Description: ABSORBER
I too switched to the 04 shocks on my 03. At first I thought they were too stiff, but after a few weeks they disappear and the car just feels "right". And on a bumpy wash board road I love how taught and tight the car feels.
This is money well spent even if you don't track it.
Tom





