Wilwood Front AERO6-DM Brake Kit for Ford Bronco 2.3L with Vacuum Booster (2021–2025), Black, GT Rotors

Ford Bronco 2.3L with Vacuum Booster (2021–2025) applications using the specified mounting arrangement can use this Wilwood AERO6-DM front brake conversion. It combines black 6-piston calipers, pads and gt slotted 13.38-inch rotors, with the exact fitment qualifications set out below. Wilwood Engineering designs and manufactures disc-brake systems and components in Camarillo, California, where the company founded by Bill Wood in 1977 is based. Its range serves specialized applications, motorsport and street-performance vehicles, including calipers, brake rotors, master cylinders, valves, fittings and brake lines chosen to match a complete system.

Technical Details

• Manufacturer part number: 140-17512; supplied as an axle kit.
• Rotor specification: Material: Iron; Type: GTB Vented Rotor & Hat; Style: GT Slotted; Surface Finish: Black Electro Coat.
• Hydraulic lines: Braided flexlines included; verify fittings, length and routing on the actual vehicle.
• Rotor/hat mounting-hole pattern: 6 x 5.5 in; 6 x 139.7 mm; cataloged hole clearances 0.52 in; 13.21 mm. These are rotor or hat drillings, not replacement wheel studs. The retained hub or axle determines the vehicle wheel pattern.
• Brake rotor size: 13.38-inch outside diameter × 1.25-inch thickness; vented friction section.
• Service calipers: AERODM; 6 pistons per caliper; Black Powder Coat; lug mounting; stainless pistons.
• Supplied friction pads: BP-22 compound; match operating conditions to the intended use.
• Hardware and retained components: Mounting hardware supplied; existing wheel hubs retained; spindles, master cylinder and brake booster are not included.
• Wheel envelope: 17-inch minimum nominal wheel diameter; verify the entire wheel-clearance drawing, including spoke and barrel shape.
• Hydraulic sizing: cataloged bore sizes 1.75, 1.62, 1.62 inches; piston area 6.52 square inches; inlet 1/8-27 NPT.

Fitment & Compatibility

Only the 2.3L Ford Bronco with a vacuum brake booster is suitable for this kit. Wilwood specifically excludes the 2.7L e-booster system and any Bronco fitted with an e-booster. Match the trim and year in the table below, verify the actual booster before purchase, then check the factory front upright and 17-inch wheel drawing in DS1565. This is not a Bronco Sport application.

For help matching the brake hardware, contact PMB Performance with your VIN, photographs and measurements. Our team has over 20 years of experience with parts and fitment details.

Review Installation instructions for the complete installation and clearance requirements.

Manufacturer Warning

Applicable to brake pads only. WARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide which are known to the State of California to cause cancer or other reproductive harm. For more information go to www.p65warnings.ca.gov.