Thread: Need help
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Old 10-13-2025, 09:50 PM   #3
bishopts

 
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Drives: 2017 2ss 6mt
Join Date: Mar 2024
Location: dallas
Posts: 814
MM6 TRANSMISSION-MAN 6 SPD, TREMEC, 85MM, 2.66 1ST, 0.50 6TH, O/D

G80 AXLE POSITRACTION-LIMITED SLIP
G96 AXLE POSITRACTION-LIMITED SLIP, ELECTRONIC
GT4 AXLE REAR-3.73 RATIO
GW6 AXLE REAR-3.27 RATIO
HRD AXLE REAR-2.85 RATIO
HRE AXLE REAR-2.77 RATIO
KNR COOLING SYSTEM-AXLE

Look at your RPO code list and see which of these you have. You might have multiple.

The big question is "what are you doing?" Did yours break? Did you buy a shell and your piecing it back together? Do you have a car you're converting from a 4cy to a 8cyl?
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