73-87chevytrucks.com

73-87 Chevy _ GMC Trucks => Performance => Topic started by: bill on February 14, 2003, 02:53:00 pm

Title: What type of rear end do I have?
Post by: bill on February 14, 2003, 02:53:00 pm: 1979 C-10. Originally had a 250 6-cyl with a 3 spd. transmission. I just bought the truck and I was trying to figure out the rear end. It now has a 350 V-8 with a 400 tranny.

Thanks
Title: Re: What type of rear end do I have?
Post by: Kevin108 on February 14, 2003, 05:05:00 pm: www.coloradok5.com/axleguide.shtml
87 Silverado 4x4 Longbed Pickup
My Mods | Truck Pics | Kevin108@PavementSucks.com
Maker of 43 point turns!
Title: rear end
Post by: mastalank71 on February 26, 2003, 11:14:00 pm: count the bolts on the axle cover that will tell you what type of axle it has. It is most likely a 12 bolt or a 14 bolt. Could even have a 10 bolt but not likely.
Title: Re: rear end
Post by: RSBAD454 on April 01, 2003, 08:50:00 am: count the number of rear end cover bolts......10=10 bolt, 12=12 bolt i highly doubt it has a 14 bolt.
Toys are my game
Title: .
Post by: 79SilveradoK30 on April 03, 2003, 10:19:00 pm: I'd guess it's a 10-bolt rearend, maybe a 12. I doubt it's a 14-bolt since I believe those were for only 1-ton models.
Title: Re: .
Post by: Kevin108 on April 08, 2003, 05:37:00 pm: He posted Valentine's Day, either he figured it out or it doesn't matter now. :-) 14-bolts came on 3/4 tons as well, trucks and vans, in FF and SF.
87 Silverado ½-ton 4x4 Longbed Pickup
350 TBI, 700R4 w/ Corvette servo
4" Skyjacker, 33x12.50s
14-bolt rear & Detroit coming soon
My Mods | Truck Pics | Kevin108@PavementSucks.com
Edited by: Kevin108 at: 4/8/03 5:38:18 pm
Title: Re: .
Post by: RSBAD454 on April 10, 2003, 09:30:00 am: yup i guess so..............
Toys are my game
Title: Re: .
Post by: 81elcamino305 on April 17, 2003, 09:02:00 pm: a guy i know has a truck around that year came with a 12 bolt, single track with 308's
Title: -
Post by: HotRod200454 on July 02, 2003, 01:06:00 pm: u have a Gm Truck 12 bolt! good strong rear end
Title: Re: -
Post by: 77 K30 Crew Cab Dually on January 29, 2004, 01:02:00 pm: A 1979 C-10 that originally came with a 250I6 and a 3 speed transmission probably came with a GM 10 bolt.