The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Converting manual to automatic, best transmission to use?

**kwmech** · 04-05-2017, 01:20 AM

If you have no plans in the future to swap out the rear gears, then go with the T350. If you want heavier duty T400. You will not be too thrilled with an overdrive plus the 3.07 gears

04-05-2017, 01:20 AM	#2
kwmech Senior Member Join Date: Mar 2003 Location: Colfax-California Posts: 8,421	Re: Converting manual to automatic, best transmission to use? If you have no plans in the future to swap out the rear gears, then go with the T350. If you want heavier duty T400. You will not be too thrilled with an overdrive plus the 3.07 gears