D31 Caliper – Part No: 120-17163-RD
Call (805) 388-1188
D31 Rear Dual Piston Caliper
Prod #: 120-17163-RD
Price: $399.99
D31 Rear Dual Piston Caliper - Product Summary
Caliper No: 120-17163-RD
D31 Rear Dual Piston Caliper

Pistons
Piston Count 2
Piston Area (in²) 1.77
Piston Type Stainless
Dust Boot Yes
Rotor Dimensions
Rotor Width (in) 0.79
Rotor Diameter(in)
Pad Dimensions
Pad Area (in²)
Pad Volume (in³)
Duty Rating & Material
Material Forged Aluminium
Weight(Lbs) 4.5
Colors & Finish
Color Red
Finish Red Powder Coat

Mounting
Mount Center(in) 3.00
Mount Position
Mount Side Universal
Mount Type Lug
UPC Number
UPC 889545109566
Product Documents
Product Data Sheet

Installation Instructions


View Custom Caliper Colors

WARNING: Cancer and Reproductive Harm
www.P65Warnings.ca.gov
Applicable to Brake Pads Only

120-17163-RD - Product Description

D31 Rear Dual Piston Caliper

Wilwood’s D31 street and racing calipers provide the ultimate in strength, weight savings, and high efficiency brake clamping for Porsche 911 with "M" 3.00" OEM front or rear calipers. These calipers feature a high strength, light-weight 4.1 pound forged aluminum body fitted with machined stainless steel pistons. All D31 series calipers utilize the same 3.00" mounting centers, height and offset as the traditional 911 "M" calipers. The calipers accept Wilwood and FMSI standard D31 brake pads and are compatible with stock replacement rotors and master cylinders. D31 calipers are offered in Type III hard anodize finish and also in Black, Red and Yellow coat finishes.



Product Specifications

Rotor Compatibility
Rotor Width (in) 0.79
Maximum Rotor Width (in)
Minimum Rotor Width (in)
Maximum Rotor Diameter(in)
Minimum Rotor Diameter(in)

Brake Pad Specifications
Brake Pad Type 1 D31
Brake Pad Type 2 N-A
Brake Pad Type 3 N-A
Total Pad Area (in²)
Total Pad Volume (in³)
Mount
Piston Specifications
Piston 1 Bore (in) 1.50
Piston 2 Bore (in)
Piston 3 Bore (in)
Total Piston Area (in²) 1.77

Mounting Specifications
Mount Type Lug
Mount Side Universal
Mount Center(in) 3.00
Mount Hole Size(in) 0.48
Mount Height(in)
Inlet Thread Size M10 x 1.00
Pad Dimensions & Part Numbers
Pad Dimensions for the D31 Rear Dual Piston Caliper Pad Dimensions for the D31 Rear Dual Piston Caliper Zoom Image
Axle Set P/N
Pad Type
Compound
Non-Bedded Pads - by Compounds
150-10-D0031K
D31
BP-10
Mount Dimensions & Part Numbers

Dimensions for the D31 Rear Dual Piston Caliper Dimensions for the D31 Rear Dual Piston Caliper Zoom Image

Additional Notes


Parts & Accessories

O-Ring Kit 130-8372
Replacement Dust Boot 210-14411
Replacement Piston 1 200-14639
Replacement Piston 2 N-A
Replacement Piston 3 N-A
Replacement Piston 4 N-A
Cross-Over O-Ring Kit 130-10540
Bridge Bolt Kit N-A
Wear Plate L/H 300-10523
Wear Plate R/H 300-10523
Pad Retainer 180-17958
Bleed Screw Kit 220-0627
Self Bleeder Tube N-A
Cross-Over Tube N-A

Additional related products:




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Version: 3.05 June 23, 2023