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- - Gear ratio on 2006 Chevy (https://chevroletforum.com/forum/trailblazer-27/gear-ratio-2006-chevy-88759/)

cpooser

January 29th, 2018 4:52 PM

Gear ratio on 2006 Chevy

2006 Chevy Trail Blazer Vin # 1GNDT135662125147 differntial gear ratio

vipergg22

February 1st, 2018 6:25 PM

Think you can tell by looking at the build placard inside the glovebox .

Check your RPO codes in the glovebox:
GU6- 3.42
GT4- 3.73
GT5-4.10
G80- locking rear diff
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