Wilwood Rear Polished Dynalite Conversion with SRP Rotors, New-Style Big Ford Housing, 2.50-Inch Offset

Polished Wilwood calipers and 12.19-inch SRP rotors convert the matched new-style Big Ford rear end. Confirm 2.50-inch offset and axle retention. Wilwood Engineering, founded by Bill Wood in 1977, is based in Camarillo, California. It designs and manufactures disc brake systems for motorsport, street-performance and specialized applications. Its calipers, brake rotors, master cylinders, valves, fittings and lines must be selected to suit the complete braking system.

Technical Details

• Manufacturer part number: 140-2118-DP
• Caliper construction: Caliper bodies are forged aluminum, finished in polished; each has 4 pistons made from stainless.
• Rotor dimensions and face: The srp drilled and slotted option uses iron, a 12.19-inch outside diameter and a 0.81-inch running width. Rotor construction is vented.
• Hydraulic and mounting layout: Brake-fluid connection: 1/8-27 NPT; caliper mounting arrangement: lug.
• Axle mounting: Big Ford New Style; 2.50 in; 63.5 mm
• Rotor/hat wheel-stud clearance pattern: 5 X 4.5 in; 5 X 4.75 in; 5 X 5 in (5 X 114.3 mm; 5 X 120.65 mm; 5 X 127 mm)
• Wheel fit: Use the manufacturer wheel template even when the wheel is 15 inches or larger.
• Package scope: Supplied: mounting hardware. Not included: master cylinder, booster, spindles, flexible brake lines, hubs.
• Parking brake: No parking-brake mechanism supplied

Fitment & Compatibility

Match the new-style flange in DS-127 and measure the axle offset rather than relying on the Town Car row below. Old-style big Ford and small Ford housing ends are different configurations. Verify the wheel pattern, hydraulic-line selection and the actual wheel profile before installation.

Manufacturer Documents

• Wilwood DS127 installation instructions
• Wilwood AXLE-OFFSET-WORKSHEET-WILWOOD technical bulletin

Wilwood kit specifications and component list

Manufacturer Warning

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.

Before ordering for a modified vehicle, contact PMB Performance with the relevant dimensions and component numbers. Our team draws on more than 20 years of parts and fitment experience.

Vehicle Applications

Application Notes

1. Kit may fit some 15" wheels. Check wheel clearance diagram in kit installation instructions before purchase.
2. Line kit included (manufacturer): None