The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Question about a 67 GMC 4speed with aux trans (twin stick)

70BLAZERX2 · 12-31-2010, 04:01 PM

I have a 68 service manual it says..that the aux trans..has

1st gear (low)
2nd gear (low)
3rd is normal..1-to-1
4th is overdrive.

Buts thats all the info it has on it.

Here is the truck it was in..and a page showing the aux as a factory option.

Name: 67wt2.JPG
Views: 3715
Size: 43.7 KB

Name: 67wt2.JPG
Views: 3715
Size: 43.7 KB

Name: 67wt3.JPG
Views: 4381
Size: 51.8 KB

Name: 67wt4.JPG
Views: 3733
Size: 50.1 KB

12-31-2010, 04:01 PM	#3
70BLAZERX2 Registered User Join Date: Jan 2010 Location: GREENEVILLE TENNESSEE Posts: 1,310	Re: Question about a 67 GMC 4speed with aux trans (twin stick) I have a 68 service manual it says..that the aux trans..has 1st gear (low) 2nd gear (low) 3rd is normal..1-to-1 4th is overdrive. Buts thats all the info it has on it. Here is the truck it was in..and a page showing the aux as a factory option.