QA1 Precision Products DS511 Coilover Shock Autoplicity QA1 RCK52352 QA1 Rear Pro Coilover Conversion Systems Summit Racing QA1 Coilover Package DS44 250 QA1 DS401 QA1 Proma Star Coilover Shocks and Struts Summit Racing QA1 RCK52380 QA1 Rear Pro Coilover Conversion Systems Summit Racing. QA1 Coilover Shock and Spring Packages offer a convenient, easy to order, pair of shocks and their corresponding springs. These kits combine our best selling Proma Star shocks with powder coated springs into one package that makes ordering more convenient and streamlined. Also included are a set of spanner wrenches and thrust bearings to make your ride height adjustments and ensure you have everything you need to finish the job. EASE OF USE Single adjustable shocks feature simple shock tuning. Simply firm or soften the ride quality with the turn of the 18 click adjustment knob. IMPROVED DRIVING EXPIERIENCE Tune your shocks firm for a track day or spirited driving, or soften them up for a comfortable cruise. TYPICAL USES Great for street cars, cruisers, or casual track day enthusiasts. RIDE HEIGHT The shocks should measure between 13in. 13. 5in. from center of eyelet to center of eyelet when at vehicles desired ride height. More kits are available with other shock length options. SPRING RATE Spring rate selection can be very subjective and can vary depending on multiple variables and uses. : 250 lbs. in. Spring Rate: 1300 1600 lb. solid axle weight recommended: This combination is not typically used for independent suspensions: More kits are available with other spring rate options Spanner wrenches and thrust bearings are provided standard in this kit Achieve the ultimate balance of ride quality and performance with simultaneous adjustment of rebound and compression valving Limited Lifetime Warranty for peace of mind Attributes: Brand Name: QA1 GTIN: 00806990235022 Active or Passive Suspension: Passive Adjustable Camber Plates: No Adjustable Compression: Yes Adjustable Rebound: Yes Adjustable Ride Height: Yes Assembled: No Grade Type: Performance Internal Construction Type: Dual Tube Manufacturer Part Number: DS44 250 Remote Reservoir: No Spring Color: Silver Spring Material: Chrome Silicon Alloy UPC: 806990235022 Extended Information: Country of Origin: US Emissions : Emissions Compliance Exempt Life Cycle Status: Available To Order Packing Information: Quantity of Each: 1 Package UOM: EA Dimension: 25 x 10 x 6 inches Weight: 15. 3 POUNDS PDF: