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Wilwood

Wilwood Caliper-Aero4-L/H - Black Anodize 1.88/1.62in Pistons 1.25in Disc

$577.98 $535.17 Save $42.81

SKU: W00B 120-13288

In Stock
In Stock
Ships by Aug 8
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 120-13288

The new Aero4 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.

MIA's Description

The Wilwood 120-13288 Aero4 Radial Mount Caliper is a forged four-piston, left-hand caliper designed for heavy-duty stopping power. It features radial mounting, stainless steel pistons, and internal fluid ports for superior strength and clamping efficiency. This caliper accommodates rotor diameters ranging from 12.88" to 15.00" with a maximum rotor width of 1.28" and a minimum of 1.10".

Fitment

Fitment Guaranteed

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Specifications

BrandWilwood
Part NumberW00B 120-13288

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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