Wilwood Front AERO6-DM Brake Kit, Black, Jeep Wrangler JL / Wrangler / Gladiator (2018–2025), 13.38-Inch GT Rotors

The 13.38 × 1.25-inch gt slotted rotors define this AERO6-DM front brake package for Jeep Wrangler JL / Wrangler / Gladiator (2018–2025). Wilwood supplies black 6-piston calipers for the specified installation, with the rotor width and mounting hardware selected as a system. Founded in 1977 by Bill Wood, Camarillo, California-based Wilwood Engineering designs and manufactures disc-brake systems and components. Calipers, brake rotors, master cylinders, valves, fittings and brake lines support motorsport, street-performance and specialized uses, with each component chosen in relation to the complete brake system.

Technical Details

• Manufacturer part number: 140-17275; supplied as an axle kit.
• Brake rotor size: 13.38-inch outside diameter × 1.25-inch thickness; vented friction section.
• Hydraulic lines: Braided flexlines included; verify fittings, length and routing on the actual vehicle.
• Wheel envelope: 17-inch minimum nominal wheel diameter; verify the entire wheel-clearance drawing, including spoke and barrel shape.
• Rotor specification: Material: Iron; Type: GTB Vented Rotor & Hat; Style: GT Slotted; Surface Finish: Black Electro Coat.
• 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.
• Rotor/hat mounting-hole pattern: 5 x 5 in; 5 x 127 mm; cataloged hole clearances 0.64 in; 16.26 mm. These are rotor or hat drillings, not replacement wheel studs. The retained hub or axle determines the vehicle wheel pattern.
• Hydraulic sizing: cataloged bore sizes 1.75, 1.62, 1.62 inches; piston area 6.52 square inches; inlet 1/8-27 NPT.
• Hardware and retained components: Mounting hardware supplied; existing wheel hubs retained; spindles, master cylinder and brake booster are not included.

Fitment & Compatibility

Use the table below for the 2018 Wrangler JL, 2019–2025 Wrangler JL applications and 2020–2025 Gladiator JT trims. This package has the JL/JT piston sizing and 33-inch front flexlines; it is separate from the JK kit. DS1550 calls for reusing the OE hose bracket, opening it and drilling a 0.250-inch hole for the new line arrangement. Check each trim, hose travel and wheel envelope.

PMB Performance has over 20 years of parts experience. Share the VIN and any changes to the axle, upright or wheels before ordering if the brake configuration is uncertain.

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.