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best way to do a 4/6 drop?

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Old 11-02-2014 | 04:49 PM
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Default best way to do a 4/6 drop?

Hey guys ive got a 99 gmc rcsb, gunna order all suspension to drop my truck next week , what would be the best way to do a 4/6 on 20's?
Old 11-02-2014 | 07:34 PM
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Lower control arm and spring for the front and a flip kit and notch for the back.

Thats one way to do it.
Old 11-02-2014 | 08:13 PM
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Well i was thinking of going with djm up front, i just dont want bad alignment issues since i drive this truck 200-400 miles a week
Old 11-02-2014 | 11:11 PM
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Stay away from the lower control arms.

Best way is 2" drop spring and 2" drop spindle in the front.
Flip kit in the rear.
Old 11-03-2014 | 04:13 PM
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Okay, i was wondering if lowers would be a pain in the a** to get aligned, springs and spindles do sound better, any specific brand?
Old 11-03-2014 | 11:31 PM
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Belltech hands down in my camp. Never had a problem with there stuff.
Old 11-03-2014 | 11:32 PM
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I have belltech 2" spindles and ride tech coilovers up front. Flip kit and qa-1 shocks in the rear. Drives great.
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Old 11-04-2014 | 10:50 AM
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Belltech flip kit for sure in the rear since If I recall correctly the early trucks have 2 different frames and Belltech has separate kits to work with either. I just went to suspension source spindles and springs up front on mine and was very impressed with the quality of the parts especially for the price through ebay. I also run belltech street performer shocks all around as well.
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Old 11-04-2014 | 11:11 AM
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Originally Posted by Blown06
Stay away from the lower control arms.

Best way is 2" drop spring and 2" drop spindle in the front.
Flip kit in the rear.
Why? I have upper and lower control arms from DJM. They are holding the alignment very well. I also was able to put six degrees of caster into them for better straight line-ability and more bite with better turn in.
Old 11-04-2014 | 08:05 PM
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Originally Posted by z1kman
I have belltech 2" spindles and ride tech coilovers up front. Flip kit and qa-1 shocks in the rear. Drives great.
Nice truck, looks great! What size tires are you running, any rubbing issues?


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