Narrow Dynapro 4 Piston Radial Mount Caliper – Part No: 120-16686-BK
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Narrow Dynapro-P Radial Mount
Prod #: 120-16686-BK
Price: $404.16
Narrow Dynapro-P Radial Mount - Product Summary
Caliper No: 120-16686-BK
Narrow Dynapro-P Radial Mount

Piston Count 4
Piston Area (in²) 1.98
Piston Type Stainless
Dust Boot No
Rotor Dimensions
Rotor Width (in) 0.81
Rotor Diameter(in)
Pad Dimensions
Pad Area (in²) 5.1
Pad Volume (in³) 1.71
Duty Rating & Material
Material Billet Aluminium
Weight(Lbs) 3.8
Colors & Finish
Color Black
Finish Black Powder Coat

Mount Center(in) 4.75
Mount Position
Mount Side Universal
Mount Type Radial
UPC Number
UPC 889545103236
Product Documents
Product Data Sheet

Installation Instructions

WARNING: Cancer and Reproductive Harm
Applicable to Brake Pads Only

120-16686-BK - Product Description

Narrow Dynapro-P Radial Mount

Wilwood Narrow DynaPro four piston radial mount calipers combines the versatility of radial mounting with a sleek profile, superior strength, and extreme durability in adverse conditions. With an overall weight as light as 3.58 pounds, the DynaPro has become a favored choice for a broad range of sports, rally, and off-road driving applications.

Product Specifications

Rotor Compatibility
Rotor Width (in) 0.81
Maximum Rotor Width (in) 0.86
Minimum Rotor Width (in) 0.75
Maximum Rotor Diameter(in)
Minimum Rotor Diameter(in)

Brake Pad Specifications
Brake Pad Type 1 4812
Brake Pad Type 2 N-A
Brake Pad Type 3 N-A
Total Pad Area (in²) 5.1
Total Pad Volume (in³) 1.71
Piston Specifications
Piston 1 Bore (in) 1.12
Piston 2 Bore (in) 1.12
Piston 3 Bore (in)
Total Piston Area (in²) 1.98

Mounting Specifications
Mount Type Radial
Mount Side Universal
Mount Center(in) 4.75
Mount Hole Size(in) 0.39
Mount Height(in)
Inlet Thread Size 1/8-27 NPT
Pad Dimensions & Part Numbers
Pad Dimensions for the Narrow Dynapro-P Radial Mount Pad Dimensions for the Narrow Dynapro-P Radial Mount Zoom Image
Axle Set P/N
Pad Type
Non-Bedded Pads - by Compounds
Mount Dimensions & Part Numbers

Dimensions for the Narrow Dynapro-P Radial Mount Dimensions for the Narrow Dynapro-P Radial Mount

Additional Notes

Parts & Accessories

O-Ring Kit 130-2579
Replacement Dust Boot N-A
Replacement Piston 1 200-8439
Replacement Piston 2 200-8439
Replacement Piston 3 N-A
Replacement Piston 4 N-A
Cross-Over O-Ring Kit 130-10540
Bridge Bolt Kit
Wear Plate L/H 300-5875
Wear Plate R/H 300-5875
Pad Retainer 300-9636
Bleed Screw Kit 220-0627
Self Bleeder Tube N-A
Cross-Over Tube N-A

Additional related products:

More Details
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Version: 3.05 June 23, 2023