’73-’87 Chevy C10 HD C-Notch

Built for the drop. Engineered for the drive.

Lower your Squarebody the right way with TCI Engineering’s Heavy-Duty C-Notch Kit, precision-crafted for 1973–1987 Chevy C10 pickups. Whether you’re chasing stance or suspension travel, this kit delivers the clearance you need without compromising frame integrity.

Heavy-Duty Steel Construction – Laser-cut and formed for maximum strength and durability
Bolt-In Design – No welding required; includes all hardware for a clean, straightforward install
Optimized Suspension Travel – Prevent bottoming out when running drop kits or air ride setups
OEM Fitment – Engineered to hug the factory frame rails with precision and confidence
Made in the USA – Proudly built with US Steel and TCI’s legacy of performance.

Part #: 539-CNOTCHKIT