GMC Sierra 1500 Coilover Suspension Kit - Front + Rear - QA1 - Double Adjustable with Drop Spindles - 2007–2013. This complete system pairs QA1 Pro Coil front coil-overs, drop spindles, and a rear drop kit for precise stance control and confident handling.

Dial in ride height using threaded front shock bodies for a 3–5 in drop with the included spindles, and set final rake with a 4–6 in rear range via shackles and hangers. Double-adjustable shocks provide independent rebound and compression tuning. Built for truck duty with polyurethane bushings and a 1 in chromoly T-bar, and designed for straightforward bolt-in installation.

Features

• Front Pro Coil coil-overs with drop spindles: 3–5 in range
• Rear shackle/hanger system: 4–6 in range with fine adjustability
• Independent rebound and compression adjustment
• Heavy-duty shock design with polyurethane bushings and 1 in chromoly T-bar
• Designed for bolt-in installation
• Fitment: cast steel control arms only; 17 in min wheels; axle U-bolts not included; not for 1500HD or 2007 Classic; offset UCA bushings (ACDelco 45K0201) may be needed beyond 2.5 in drop

Questions or build planning help? Call our Austin shop at 512-982-9393 (TX) or our Los Angeles area shop at 562-981-6800 (CA). We offer installation and customization at both locations.

Buying multiple items? Contact us for shipping discounts. We install on premises at both locations.

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