nope, my GMC didn't say Allison on it, this Chevy says it clearly on the fender.

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Jan 9, 2025
4:51:25pm

BYUFBDAD Truly Addicted User

nope, my GMC didn't say Allison on it, this Chevy says it clearly on the fender.

I'm kidding, I don't know transmissions other than what my butt tells me.

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BYUFBDAD

Bio page: BYUFBDAD
Joined: Dec 11, 2010
Last login: Jan 9, 2025
Total posts: 19,952 (1,286 FO)

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Messages

Author

Time

Really wish the EPA hadn't forced the issue to move to 10-speed transmissions

Ghost of Peanut

Jan 9, 3:50pm

what you say may be absolutely true, but my butt tells me when I'm towing

BYUFBDAD

Jan 9, 3:54pm

Do you feel unburdened by what has been in your old transmission?

Reasonable1

Jan 9, 3:58pm

Just to be clear, your 6 speed was an Allison. The 10 is all GM.

Ghost of Peanut

Jan 9, 4:41pm

nope, my GMC didn't say Allison on it, this Chevy says it clearly on the fender.

BYUFBDAD

Jan 9, 4:51pm

If a 5.3L LM7 pulled from a Tahoe and slapped in your project qualifies as an "LS swap", then the HD 10 speed can be an

Bert609

Jan 9, 4:03pm

I like towing with my 8-speed, but if I'm being honest my favorite is a 5-speed

Penske Material

Jan 9, 4:10pm

Love the 7.3

yellowboy

Jan 9, 4:24pm

My Jeep has a 9 speed. It rarely gets into 9th gear.

Y-Zag

Jan 9, 4:16pm

I've found similar things to be true of the non-turbo engines

reddead

Jan 9, 4:39pm

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