Wilwood Left Forged Dynapro 6A Caliper, Type III Anodized / 5.25-Inch Mount / 0.81-Inch-wide Rotor

SKU: 120-13439

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Fitment questions?

Call (855) 786-7101 or text (801) 304-3141. We check fitment by VIN.

Product details

Choose this left-hand Wilwood Forged Dynapro 6A when the installation calls for 1.38/1.00/1.00-inch pistons and 0.81-inch rotor width. The Type III anodized 6-piston body uses a 5.25-inch lug pattern; check its complete geometry before substituting another caliper. Bill Wood founded Wilwood Engineering in 1977. Based in Camarillo, California, Wilwood designs and manufactures disc brake systems and parts for motorsport, street-performance and specialized applications, from calipers and rotors to master cylinders, valves, fittings and brake lines.

Technical Details

  • Manufacturer part number: 120-13439
  • Component: Wilwood Forged Dynapro 6A; one caliper
  • Rotor width: 0.81-inch nominal; 0.75–0.83-inch permitted range
  • Rotor diameter range: 10.00–13.00 inches
  • Mounting: Left hand; Lug; 5.25-inch centers; 0.39-inch mounting holes
  • Mount height: 2.03 inches
  • Piston arrangement: 6 pistons; 1.38/1.00/1.00-inch bores; stainless steel
  • Hydraulic piston area: 3.08 square inches, as specified by Wilwood
  • Pad shape: Wilwood type 6712; compound selected separately
  • Body and finish: Forged aluminum; Type III anodized
  • Dust boots: No
  • Fluid inlet: 1/8-27 NPT

The DP6A combines a six-piston differential-bore arrangement with a reinforced bridge and 5.25-inch lug mounting. Check piston area as well as rotor width when replacing an earlier Dynapro or Dynalite caliper.

Fitment & Compatibility

Use the caliper drawing to compare the mounting holes and body envelope with the installed brake assembly. Confirm piston sizes and brake balance before changing to a different bore configuration.

This listing covers one caliper. Match the brake pads, rotor, hose and mounting arrangement to the complete brake system.

PMB Performance has over 20 years of brake and parts experience. Send us the caliper specifications, rotor measurements and bracket details if you need help selecting the correct component.