ZR2 Dobinsons Rear Spring Upgrade

Hitchcrack

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Ft Worth, TX
Just wanted to give some feedback for those who might be carrying a constant weight and the suspension is sagging. We installed a set of the dobinsons rear springs L09-8309 with the 8310 add a leaf for this ZR2 and it really picked up the rear end and carry's the weight well. We also have a set of airbags with an onboard ARB air compressor for when he is towing his trailer but air bags aren't needed for daily driving carrying this constant load.

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Just wanted to give some feedback for those who might be carrying a constant weight and the suspension is sagging. We installed a set of the dobinsons rear springs L09-8309 with the 8310 add a leaf for this ZR2 and it really picked up the rear end and carry's the weight well. We also have a set of airbags with an onboard ARB air compressor for when he is towing his trailer but air bags aren't needed for daily driving carrying this constant load.

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Looks great!
 
Wow, talk about a short bed.

Can you give more insight into how much weight the Dobson upgrade is designed for?

I misspoke in my original post, these are 8310 springs with the 8311 add a leaf. The 8310 gives you about 1" of lift with a constant load capacity of 330-660 lbs. The 8311 add a leaf increases that constant load to 660-1200 lbs. With these springs the spacer blocks are removed and the leaf sits right on the axle.
 

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