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Old 08-06-2023, 07:41 AM   #1
ricurt69
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Leaf spring shocks

Can anyone recomend a shock type and brand to use with a leaf spring rear 72? I have lowerd leaf springs useing a conventional gas shock and the ride is very harsh. Of course with the stock leafs it was not that much better.
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Old 08-06-2023, 10:58 PM   #2
Mike C
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Re: Leaf spring shocks

I have a rear axle flip on my ‘69 short step. I am running stock length front shocks in the rear relocated to the more straight up mounting hole. I am using KYB G2 shocks and have been quite happy with that setup.
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Old 08-06-2023, 11:14 PM   #3
Warrens69GMC
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Re: Leaf spring shocks

Quote:
Originally Posted by ricurt69 View Post
Can anyone recomend a shock type and brand to use with a leaf spring rear 72? I have lowerd leaf springs useing a conventional gas shock and the ride is very harsh. Of course with the stock leafs it was not that much better.
You need to measure unloaded and loaded in inches, then you can find a suitable solution.

So 11 ride height, 6.5 inch fully loaded will give a baseline.
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Old 08-06-2023, 11:38 PM   #4
PbFut
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Re: Leaf spring shocks

The stroke measurements will tell you if the shock will fit without damage in use but it is the compression and rebound valving that will provide the ride quality. I use a basic Monroe set on my 72 c2500 with very acceptable results, but it is at original height. I have no info on valve spec. It is important to confirm the suspension bottoms before the shock or you will destroy the valves in the shock body. Once you have the stock length figured out spring rate will determine valving to some degree as there is also a factor with the front movement so you don't set up a porpoise bounce while rolling down the road. Bottom line, correct shock selection is difficult enough using original factory specs. Start f'ing with things and it is trial and error unless you find someone with exact spring rate and height setting that happens to have found a good combo. Otherwise every suggestion you get will be ok at best for you. Good luck, it will be a journey to find the right settings
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Old 08-06-2023, 11:41 PM   #5
Motoxrrar
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Re: Leaf spring shocks

I would go to ride techs website and look up single adjustable shocks, they are well worth the price of admission. Huge difference on just stock suspension and if you have lowered vehicles they have them too. Best investment I’ve made. 1million mile warranty too.

https://ridetech.com/product/11339510/
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Old 08-11-2023, 09:32 AM   #6
Mid-Pack
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Re: Leaf spring shocks

I`m really happy with the Belltech Street Performance shocks. You should confirm the shock stud mount distance length with suspension compressed before you buy. As mentioned, you don`t want the shocks to bottom out.

Perhaps these we be a good fit:
https://www.summitracing.com/parts/b...ckup/year/1970
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