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77GMCSerria · 03-12-2017, 12:05 PM

The two resons that I am suspicious that the chassis is a 3/4 ton is one that the front wheels are not dually rims (has normal rims). Second is I'm thinking that the motor is a v6 which was not available on the one ton.

03-12-2017, 12:05 PM	#4
77GMCSerria Registered User Join Date: Jun 2007 Location: N/A Posts: 32	Re: 1986 GMC Sierra 3500 2wd The two resons that I am suspicious that the chassis is a 3/4 ton is one that the front wheels are not dually rims (has normal rims). Second is I'm thinking that the motor is a v6 which was not available on the one ton.