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focusedontheprize 01-28-2020 10:45 PM

Rear bumper bracket holes
 
1 Attachment(s)
I am currently fixing the rear frame rails on my ‘88 V30. I noticed that I have two sets of rear bumper bracket holes (1 1/4” apart) for my sport bumper. Could anyone recommend which set I should be using? I trimmed the rear frame rail, but can add material back if I should be using the front set. Thanks.

focusedontheprize 01-29-2020 09:46 PM

Re: Rear bumper bracket holes
 
Anyone able to help with this?

RUN GMC 01-29-2020 10:19 PM

Re: Rear bumper bracket holes
 
Quote:

Originally Posted by focusedontheprize (Post 8668698)
Anyone able to help with this?

In this video I remember the fabricator talking about two sets of holes and which ones to use according to year......good info that might can help you......

https://www.youtube.com/watch?v=AvfLJ0m0GE8

focusedontheprize 01-30-2020 11:33 PM

Re: Rear bumper bracket holes
 
Quote:

Originally Posted by RUN GMC (Post 8668712)
In this video I remember the fabricator talking about two sets of holes and which ones to use according to year......good info that might can help you......

https://www.youtube.com/watch?v=AvfLJ0m0GE8

Thank you for this. I will have to check the channel and video out.

focusedontheprize 02-09-2020 07:16 PM

Re: Rear bumper bracket holes
 
Quote:

Originally Posted by RUN GMC (Post 8668712)
In this video I remember the fabricator talking about two sets of holes and which ones to use according to year......good info that might can help you......

https://www.youtube.com/watch?v=AvfLJ0m0GE8

Thanks again for sending this link. Unfortunately in this video they cut out the forward bolt holes that are used for the tow hitch (which I am using).

Can anyone provide a measurement from the rear edge of the frame rail to their bolt holes?

SCOTI 02-16-2020 02:11 PM

Re: Rear bumper bracket holes
 
1 Attachment(s)
I got some pics for you from my dually. I added some text to help w/the numbers. 1, 2, & 3 are the bolts that retain the inner & outer brackets on mine.

#3 is approx. 5" from the edge of the frame rail & only goes through the last hole on the inner/longer bracket.
#2 is approx. 1.5" from the edge of the frame rail.
#1 & #2 go through both inner & outer brackets.

focusedontheprize 02-20-2020 09:43 AM

Re: Rear bumper bracket holes
 
Quote:

Originally Posted by SCOTI (Post 8679469)
I got some pics for you from my dually. I added some text to help w/the numbers. 1, 2, & 3 are the bolts that retain the inner & outer brackets on mine.

#3 is approx. 5" from the edge of the frame rail & only goes through the last hole on the inner/longer bracket.
#2 is approx. 1.5" from the edge of the frame rail.
#1 & #2 go through both inner & outer brackets.

Thank you very much SCOTI! Neither of the set of holes reflect those dimensions, so I am going to plug weld them and probably have to start fresh. I appreciate the information.


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