Wilwood Rear Slotted-Rotor Kit, Red AERO4 Calipers for Listed Chrysler 300, Dodge Charger and Dodge Challenger — Selected 2012–2023 Applications

A red four-piston AERO4 caliper arrangement and 14.25-inch GT-slotted rotors define this rear kit. It replaces the specified service-brake assembly while using the existing parking brake on qualifying Chrysler and Dodge applications. Wilwood Engineering designs and builds disc brake systems in Camarillo, California. Bill Wood established the company in 1977; it supplies brake rotors, calipers, master cylinders, valves, fittings and lines for specialized applications, street performance and motorsport. The complete brake system determines which individual components are appropriate.

Technical Details

• Manufacturer: Wilwood
• Manufacturer part number: 140-14068-R
• Kit classification: Rear Brake Kits - Street Performance
• Axle position: Rear Kits
• Brake Type: Disc; Parking
• Selling unit: Sold as a kit.
• Minimum wheel guidance (clearance drawing required): 18 in; 457.2 mm
• Required rear axle / flange: OEM
• Catalog axle-offset reference: 0.00 in; 0 mm
• Spindle Included: No
• Mounting Hardware Included: Yes
• Separate wheel hubs included: No
• Pistons per service caliper: 4
• Service-caliper piston construction: Stainless
• Service-caliper mount: Radial
• Caliper body construction: Forged aluminum
• Caliper Color: Red
• Caliper Finish: Red Powder Coat
• Caliper Inlet Port Diameter: 1/8-27 NPT
• Caliper family: AERO4
• Pad compound: BP-20
• Master Cylinder Included: No
• Brake Booster Included: No
• Brake Lines Included: Yes
• Rotor Outside Diameter: 14.25 in; 361.95 mm
• Rotor Thickness: 1.10 in; 27.94 mm
• Rotor Material: Spec-37 Iron
• Surface Type: GT Slotted
• Rotor construction: Vented
• Bolt Circle Diameter: 5 x 4.53 in; 5 x 115.06 mm; 5 x 4.75 in; 5 x 120.65 mm; 5 x 5 in; 5 x 127 mm
• Catalog stud / mounting-hole reference: 0.610 in; 15.49 mm; 0.520 in; 13.21 mm
• Rotor surface finish: Black Electro Coat
• Hat material: Aluminum
• Hat finish: Black E-Coat
• Hat offset dimension: 1.340 in

Fitment & Compatibility

This rear kit retains the matching OE parking brake on qualifying standard-brake RWD Chrysler 300, Dodge Charger and Challenger applications. Wilwood excludes AWD, SRT-8, Police/heavy-duty equipment and factory Brembo calipers even though some vehicle rows mention Pursuit/Police; resolve that overlap before selecting those applications. DS-1099 includes rear flexlines 220-14073. Check hat registration, parking shoes and the wheel template together.

Listed models: 300; Challenger; Charger. Use the fitment table below for the individual years, submodels and equipment conditions.

Wilwood product specifications · Installation instructions

With more than 20 years of parts and fitment experience, PMB Performance can help compare the existing brake assembly with the required component.