QA1 Pro Coil Shock Kit MS402-10400C

Modernize your 1967–1973 Mustang’s suspension with QA1’s Pro Coil System. This single adjustable coilover kit combines ride quality, performance handling, and stance adjustability in an easy bolt-in package. Featuring a 10” coil spring with a 400 lb./in. rate, it’s the perfect solution for street performance and restomod builds that demand sharper handling with a comfortable ride. MODERN HANDLING & ADJUSTABILITY QA1 single adjustable coilovers allow you to fine-tune rebound and compression together with 18 settings of adjustment. With a simple turn of the knob, you can soften the ride for cruising or firm it up for aggressive driving. RIDE HEIGHT FLEXIBILITY This system lets you adjust ride height from factory stock height down to 2” lower, giving you control over stance, wheel/tire fitment, and handling balance without sacrificing suspension geometry. EASY BOLT-IN INSTALLATION No welding, cutting, or major modifications. QA1 designed this kit as a direct bolt-in upgrade for classic Mustangs, making it an easy DIY-friendly installation.

• Application-specific fit for 1967–1973 Ford Mustangs
• Single adjustable shocks with 18 settings of rebound/compression control
• Includes 10” coil springs with a 400 lb./in. spring rate
• Adjustable ride height: factory to –2”
• Easy bolt-in installation - no welding required
• Durable powder-coated springs and premium hardware
• Complements QA1 tubular control arms and sway bars for a complete suspension solution

Attributes:

• Brand Name: QA1
• GTIN: 00806990158529
• Active or Passive Suspension: Passive
• Adjustable Compression: Yes
• Adjustable Rebound: Yes
• Adjustable Ride Height: Yes
• Assembled: No
• Grade Type: Performance
• Internal Construction Type: Dual Tube
• Manufacturer Part Number: MS402-10400C
• Remote Reservoir: No
• Spring Color: Silver
• Spring Material: High Tensile Chrome Silicon
• UPC: 806990158529

Extended Information:

• Country of Origin: US
• Emissions : 4

Packing Information:

• Quantity of Each: 1
• Package UOM: EA
• Dimension: 29.125 x 9.125 x 14.125 inches
• Weight: 24.8 POUNDS

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