What does BT stand for on the rear end.
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12 Bolt rear end codes
SS454
1 - 7 of 7 Posts
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13,698 Posts
If it is a '69 rear end - it decodes as a 3.55:1 posi unit. This is also a 12 bolt - but you knew that.
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13,698 Posts
Doug types faster than I can.
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3,176 Posts
Rick. It is on your 69?
I have listings for a BT coded rear end also for the following: The BT identifys that rear end ratio.
65/66/67 Chevy II
Metallic Brakes 3:07:1 Posi
68 Chvy II & Camaro
3:55:1 Posi
69 Chevy II & Camaro
3:55:1 Posi
![Image]()
I have listings for a BT coded rear end also for the following: The BT identifys that rear end ratio.
65/66/67 Chevy II
Metallic Brakes 3:07:1 Posi
68 Chvy II & Camaro
3:55:1 Posi
69 Chevy II & Camaro
3:55:1 Posi
1 - 7 of 7 Posts
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