Springs are relaxing, stance improving

What springs do you have on it?? I am going to replace my springs wasn't sure which one to use.

Summit Racing...1 left and 1 right. Both part numbers listed below.


Mopar Performance P4510269 - Mopar Performance Original Equipment Leaf Springs DCC-4510269
Spring, Rear Leaf, Left, XHD OEM-Style, Dodge, Plymouth, A-Body, 2,800 lbs., Each*
(Mfr. #: P4510269) Ready to Ship*
Ground*
$199.97 1 $199.97*

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Mopar Performance P4510268 - Mopar Performance Original Equipment Leaf Springs DCC-4510268
Spring, Rear Leaf, Right, XHD OEM-Style, Dodge, Plymouth, A-Body, 2,800 lbs., Each*
(Mfr. #: P451026*Ready to Ship*
Ground*
$199.97 1 $199.97*