Ford Mustang H&R Coilover Kit 2011+ -- $1,485.00 $1,158.30 --  Lowers car 1.0-2.5" front, 1.0-2.0" rear. Engineered for street and occasional track use, H&R Coil-Overs feature a fully-threaded shock body (not an imitation sleeve-over) that allows you to precisely dial in height adjustment to achieve optimum weight transfer, or simply get the aggressive look you've been looking for. Featuring H&R's exclusive dynamic damper technology, each shock is engineered to work in harmony with a progressive-rate spring, together creating a finely-tuned suspension . . .
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Ford Mustang H&R RSS Coilover Kit 2005+ -- $1,780.00 $1,388.40 -- Will fit 2011 model year cars. RSS Club Sport Coil Overs, are designed for the committed motorsport enthusiast who is willing to relinquish some ride comfort in return for ultimate handling performance. The firmest coil-over in the H&R street line, the RSS is the choice for weekend track and club sport events. The lowering range on this kit is 1.5-3.0" Front 1.5-2.75" Rear. Spring rates are 630 lbs/in Front and 515 lbs/in rear. Optional spring rates also available for sale seperately (see below). . . .
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Optional Springs for Ford Mustang H&R RSS Coilover Kit 2005+ (570/460) -- $489.00 $312.96 -- Will fit 2011 model year cars. This is an alternate spring set designed specifically to work with the H&R RSS Coilover kit for the 2005+ Ford Mustang (RSS29170). The spring rates on this spring set are 570 lbs/in Front and 460 lbs/in rear. These springs are softer than the springs that come with the kit, and are recommended for use on rough or low grip tracks such as Laguna Seca, Sebring, and just about any street circuit.
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Optional Springs for Ford Mustang H&R RSS Coilover Kit 2005+ (715/600) -- $499.00 $319.36 -- Will fit 2011 model year cars. This is an alternate spring set designed specifically to work with the H&R RSS Coilover kit for the 2005+ Ford Mustang (RSS29170). The spring rates on this spring set are 715 lbs/in Front and 600 lbs/in rear. These springs are stiffer than the springs that come with the kit, and are recommended for use on smooth tracks with quick direction changes such as Road Atlanta, Miller Motorsports Park, and Barber Motorsports Park.
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