Wilwood 140-17655-DY D31 Rear Disc Brake Kit with Drilled Rotors Yellow Calipers

The Wilwood 140-17655-DY is a complete D31 rear disc brake kit engineered as a direct-mount OEM replacement for Porsche 911 models equipped with "M" 3.00" rear calipers. This kit delivers a significant upgrade in braking performance, structural rigidity, and weight savings over factory cast iron components, featuring yellow powder coat calipers and SRP directional drilled and slotted rotors with a black e-coat finish.

D31 Forged Aluminum Calipers:

• High-strength forged aluminum body weighing just 4.1 lbs per caliper
• Machined stainless steel pistons for corrosion resistance and consistent feel
• Matches OEM 3.00" mounting centers, height, and offset value of traditional Porsche 911 "M" calipers for direct bolt-on installation
• Finished in yellow powder coat for a high-visibility, durable appearance
• Also available in black and red powder coat; Type III hard anodize and special powder coat colors available by special order

Rotors & Pads:

• 11.42" diameter OEM replacement rotors available in 0.79" or 0.95" thickness
• SRP directional drilled and slotted rotor surface for improved heat dissipation and bite
• Black e-coat finish for corrosion protection
• Standard D31 brake pads in BP-10 compound — compatible with Wilwood and FMSI D31-standard pads

Kit Includes:

• Pair of D31 forged aluminum direct-mount calipers (yellow powder coat)
• D31 BP-10 compound brake pads
• 11.42" SRP drilled and slotted rotors with black e-coat finish
• DOT-compliant stainless braided brake hoses

Wilwood's D31 brake kit is compatible with factory master cylinders and stock replacement components, making it an ideal performance upgrade for street and track use on classic air-cooled Porsche 911 platforms.