The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post

COS399 · 03-06-2014, 12:14 AM

Thanks guys. Having one of these heavy beds is the only way to go on a dually. Yes, it has 1st gen motor and Getrag transmission. I had it put in 14 years ago and only cost me $7k back then. I had the 4.10s removed and dropped in 3.55s about 8 years ago.

03-06-2014, 12:14 AM	#76
COS399 Registered User Join Date: Dec 2013 Location: Northern, MT Posts: 569	Re: 89 GMC Cummins conversion Thanks guys. Having one of these heavy beds is the only way to go on a dually. Yes, it has 1st gen motor and Getrag transmission. I had it put in 14 years ago and only cost me $7k back then. I had the 4.10s removed and dropped in 3.55s about 8 years ago.