Calvert Racing 632-37 Features:

+1″ Height Split Mono Leafsprings, Per Pair.

• Tested on the fastest stock suspension cars in the world, Calvert’s Split Mono Leafsprings are designed to control and reduce excessive body separation in rear suspension and plants the rear tires without unloading.
• All of Calvert Racing’s Split Mono Leafsprings are assembled to order with grade 8 hardware and heavy-duty alignment clamps. Aluminum bushings are pressed into the front spring eyes and polyurethane bushings in the rear spring eyes, these springs have been proven to withstand over 2,500 HP at ¼ mile ETs in the 6s.
• NOTE: Calvert Split Mono Leafsprings are designed to work with CalTracs to maintain arch. Racing with Calvert springs without a traction device installed may result in bent or de-arched springs.Most Calvert’s Split Mono Leafsprings are available in Stock height as well as +1″, and 1-2″ drop.
• NOTE: If you are running on original springs over 20 years old; your ride height may need to be adjusted to achieve expected results.