Wilwood

Wilwood Caliper-Aero4-ST-Nickel 1.12/1.12in Pistons 1.25in Disc

U.S. shipping options and estimated delivery details are shown at checkout when available.
Processing and delivery estimates vary by product, availability and destination.
Need your parts by a specific date? Contact us before ordering.
$674.99
$728.99 Sale $674.99
Checking fitment Verifying product fitment

We are checking this product against your selected vehicle.

Selected vehicle None selected
SELECT VEHICLE REQUEST FITMENT HELP
Not sure it fits?
Send us your VIN and current vehicle setup before ordering. Our shop team will help confirm compatibility.
Why Buy From Torque Ranch Motors?

Real truck experts, professional installation in Hutto, Texas, fitment support before you order, and reliable U.S. shipping options shown at checkout when available.

Product details
  • Vendor Wilwood
  • SKU WIL120-13340-N
Description Shipping & Delivery
The new Aero4-ST Quick-Silver forged four piston caliper delivers heavy duty stopping power for the road or track. The caliper incorporates race technology into a body design with widespread adaptability. Radial mounting, multiple options for piston volume, and a rotor diameter ranging from 12.88" to 15.00" give this caliper the versatility necessary to suit all types of heavy weight braking requirements. The new Aero4 is the latest innovation to the W4A / W6A series of calipers. It has been redesigned with internal fluid ports that eliminate the external fluid cross-over tubes and massive center bridge assembly. Equipped with Thermlock piston technology and Wilwood’s Quick-Silver Nickel coating. QS-ST calipers utilizing the new .80” thick 6620 pad plate, give extra pad life for high heat endurance racing