When we decided to manufacture coil spring for the Magnum we took our time and researched other springs on the market. With those springs in mind we found a great combination of performance and comfortable ride characteristics. Our springs feature a linear rate design, and come complete with urethane bump stops.
> Note: Not for vehicles with load leveling suspension
Spring Rate:
Front: 280 (Stock 228)
Rear: 650 (Stock 594)

2005-Up Dodge Magnum 2wd Hemi

Drop:
Front: 1 1/4"
Rear: 1 1/4"

2005+ 300C
Drop: 1" Front 3/4" Rear with 3/8" Rake
Fits 2wd Hemi Only