Wilwood Aero4 Big Brake Kit for Late Model Trucks SUV Rear Axle 4-Piston

Wilwood Aero4 Big Brake Kit — Rear Axle for Late Model Trucks & SUVs (4‑Piston) Upgrade rear braking performance with the Wilwood Aero4 Big Brake Kit designed for late model trucks and SUVs. This direct-fit rear axle kit replaces factory discs while retaining the OEM parking brake assembly, giving you a bolt-on solution that integrates seamlessly with existing hardware. High-capacity stopping power: Aero4 four-piston calipers deliver increased clamping force for improved pedal feel and shorter stopping distances. Optimized friction: Supplied with BP‑10 compound pads for consistent bite, low dust, and long pad life across street and towing applications. Oversized rotors: Larger, high‑mass rotors improve heat capacity and fade resistance under heavy loads and repeated braking. Retains ABS & OE bias: Matched to factory master cylinder output and ABS function to preserve vehicle stability and braking balance. Durable, premium construction: Engineered materials and finishes resist corrosion and stand up to demanding use on tow rigs, work trucks, and customized vehicles. Style & fitment: Low‑profile Aero4 calipers and high‑tech aesthetics complement big wheels, tires, and suspension upgrades. Whether you tow, haul, or build show‑quality trucks, the Wilwood Aero4 Rear Big Brake Kit offers a proven combination of performance, reliability, and OEM‑level integration to meet increased braking demands from higher GVW and upgraded drivetrains.